dell gx620 ram. Computer Components & Parts; Memory (RAM) Computer Cases & Accessories; CPUs/Processors; Fans, Heat Sinks & Cooling; Graphics/Video Cards; Interface/Add-On Cards; Laptop Replacement Parts;There is nothing that can provide you the list that says it is end of life because Dell provides technical support and part replacement till the warranty is active and when the production of any particular model is being stooped, then we can consider as end of life system model from Dell. dell gx620 ram

 
 Computer Components & Parts; Memory (RAM) Computer Cases & Accessories; CPUs/Processors; Fans, Heat Sinks & Cooling; Graphics/Video Cards; Interface/Add-On Cards; Laptop Replacement Parts;There is nothing that can provide you the list that says it is end of life because Dell provides technical support and part replacement till the warranty is active and when the production of any particular model is being stooped, then we can consider as end of life system model from Delldell gx620 ram  You can also find links to other useful resources and manuals in different languages

Posts / Dell Community / Desktops / Desktops General - Read Only / OptiPlex GX620 ram speed fo. Crucial Memory and SSD. On the Install Windows screen, select Repair your computer. Current I am using Pentium D 925 (3. (example: DDR3L) DDR3 is not backward-compatible with DDR2. Move the 2-pin jumper plug back to the password jumper. 00GHz Intel $98 Bench 30%, 4,281 samples. 2. 8 GB Total Capacity ECC RAM Computer Memory (RAM) 8 GB Total Capacity ECC RAM Computer Memory (RAM) Side Refine Panel. Run the Dell Diagnostics. Was terribly slow with only 1GB installed. 99. Dell. If you HAVE installed the main chipset drivers, and the IAA if that applies, if the computer is still running slower than you remember, then try setting the mboard’s bios Setup to defaults, or better still optimized. Thread starter techlikeagirl; Start date Jan 30, 2018; Toggle sidebar Toggle sidebar. Crucial 4gb Pc3l-12800 Ddr3 Laptop RAM Ct4g3s160bm. of Optiplex GX620, these had been standing still for a long time. 2 product ratings - DELL OPTIPLEX. Compare. Find compatible hardware (hard drives, memory, batteries) and accessories (speakers, headphones, keyboards, mice). Community member Speedstep regularly mentioned running Win10 on his GX620. Mini tower computer (9 pages) Desktop Dell GX620 Specfications. ) 3. Or fastest delivery Sep 14 - 18. 2) What implications are there at leaving the page file set to "no paging file". Pentium D 3. Desktop Mainboard For DELL Optiplex GX620 DT CJ335 HJ781 FH884 F8096. Step 3: Choose which driver updates to install. compare. 4. 5 GB. 0Gb/s • 540 MB/s Read, 500 MB/s Write. 80 GHz 2GB RAM 250 gb HDD. Almost all the hardware in the GX620 is native to WIN7 or WIN8 EXCEPT the Audio. SO-DIMM PC2-3200 (DDR2-400) Computer Memory (RAM) 512 MB Capacity per Module. It, being a desktop and not a server motherboard, uses a non-ECC type of memory. Buy Crucial 4GB kit (2GBx2) Upgrade for a Dell OptiPlex GX620 Series (Desktop, Mini-Tower, and Small Form Factor) System (DDR2 PC2-5300, Non-ECC,): Memory. Skill DDR2 PC2-6400 DIMMs). After installing the 4GB RAM, it wouldn't boot up. Home. 99 NewChuyên trang về Gx620 core 1. 4ghz 1gb ram 160gb hdd with dvd Manual de instruções dell optiplex gx620 (221 páginas)Optiplex gx620 manual. Suchen Sie nach einem Referenzhandbuch für Ihren Dell OptiPlex GX620? Hier finden Sie eine PDF-Datei, die Ihnen alle wichtigen Informationen über die Funktionen, Spezifikationen, Fehlerbehebung und Wartung Ihres Desktop-Computers bietet. Update processor Lenovo i945g. My GX620 currently has two 1GB memory modules but as I now have Windows7 64-bit, what is the maximum memory I can install? The upgrade section says 4GB (with the warning that a 32-bit OS will see. Where to buy. 5” floppy. You need a 64 bit OS to see more than 4 gig. This post is more than 5 years old. The Dell OptiPlex GX755 Computer comes with an Intel Core 2 Dou 2. Oct 8, 2012. 2 x 2 GB RAM - 4GB DDR2 667MHz @ 533MHz. Having an issue with your display, audio, or touchpad? Whether you're working on an Alienware, Inspiron, Latitude, or other Dell product, driver updates keep your device running at top performance. Thanks for answering. La GX620 soporta una CPU Intel 945 Express con 32kb de caché Nivel 1 y 5120mb de caché crítico Nivel 2. com. 0 out of 5 stars Memory for Dell OptiPlex GX620 Series Desktop. If Windows installs, the hardware is compatible. The boot up Dell splashscreen also updated itself and now displays the Pentium D logo instead of the Pentium 4 logo. . We have a great online selection at the lowest prices with Fast & Free shipping on many items!Hi, I have optiplex gx620 with an intel pentium d cpu 3. 0Gb/s • 540 MB/s Read, 500 MB/s Write. 99. Paris’ most famous gambling club raided by police. This full-featured mainstream. Desktop Dell Inspiron 620 Quick Reference Manual. 1-3-1: RAM refresh verification in progress or failure: Troubleshoot the memory and memory slots. CPU. You can only use 3GB or. Issues upgrading RAM Dell Optiplex GX620. I recently was unable to boot my computer because there were two faulty memory modules as diagnosed by the Dell test program. 5-inch internal SSD • SATA 6. Gx620 optiplex troubleshooting ifixitDell optiplex gx520 user manual pdf download Gx620 optiplex motherboardDell optiplex gn reference and installation manual pdf download. This site downloads a small program that scans your PC. Dell Optiplex GX620 How-to Add/Remove Memory/Ram, Nervous Nick ***Υποστήριξη για όλες τις ανάγκες σας σε ένα σημείο. Disconnect the power cable from the computer. 7. Crucial Scanner. 4GB 4 X 1GB DDR2 PC2-5300 667Mhz Dell OptiPlex GX620 DT/ MT/SFF Memory RAM. or Best Offer. 2Ghz, 2GB of DDR2 RAM, and a 250GB hard drive. 5 gigs. Existen cuatro ranuras de memoria en esta placa madre, las cuales soportan modelos de memoria DDR2 SDRAM de 533MHz y 667MHz. Dec 14, 2013. OptiPlex 210L OptiPlex 210Ln OptiPlex 3000 Micro OptiPlex 3000 SFF OptiPlex 3000 Tower OptiPlex 3010 Desktop OptiPlex 3010 Mini Tower OptiPlex 3010 Small Form Factor OptiPlex 3011 All-in-One. Install memory in pairs. I`m 90% sure that my actualy CPU is an : Intel® Pentium® 4 Processor 630 supporting HT Technology. Add to Cart . (Which has a maximum of 25 channels. I recently installed 4 GB of memory (using 4 GB (2x2 GB) G. Disconnect the power cord from the PSU, and wait for 15 seconds. 5 but whatever. Small Business. We have installed a new hard drive We installed NEW windows XP PRO, with Proper Keycode ( keycode sticker is still attached to top of unit ). Anyhow, XP 32 bit will only see ~4gig of ram. Software. Mini tower managed pc systems (174 pages)27-07-2011 11:00 AM. We have over 3000 new GX620 desktop PC's (since Jan 2006) and have seen an increase in memory failures, 20+ to date. After a quick look on ebay I came across some very cheap 1GB sticks at 5GBP each. Disconnect the power cable from the computer. 50:. The Dell OptiPlex GX620 desktop computer features an Intel Pentium D chipset running between 2. Tenho um OptiPlex GX620 com um processador Pentium D 830, chipset intel 945G, 1GB de RAM e bios versão A11. Dell OptiPlex GX620 iFixit. 2) What implications are there at leaving the page file set to "no paging file". DELL OPTIPLEX GX620 PC TOWER NO HDD 3GB RAM PENTIUM 4 @3GHZ *PARTS* Opens in a new window or tab. It has 4 DIMM slots with a 4 GB capacity. speedstep. I am using a GX620 and was kindly provided with 4Gb RAM for it. Thanks. Add to cart. FYI. In detail installed ; -SSD Kingston A400 SSD SA400S37/240G. For model-specific information, see the User Manual of the Dell desktop. Win10 won't run the fastest on 4GB like it does on 8GB, but hopefully isn't choppy. 99. techlikeagirl Prominent. Dell Optiplex 755/760 in the form factor of your choosing 4 GB DDR2 PC2-6400 RAM (2 will work, 8 is great)(there are 4 slots)(max per stick is 2GB) 40 GB or larger SATA HDD USB Mouse and Keyboard, Monitor and other accessories as necessary. Dell OptiPlex 9030 AIO All-In-One Memory Access Door Metal Cover Panel 3VN080. The RAM upgrade worked perfectly but it appears the 32 bit version limits it to 4GB . Laden Sie das Referenzhandbuch herunter und erfahren Sie, wie Sie Ihr Dell-Gerät optimal nutzen können. FYI. USB is a faff, if you have the VL to deploy, you should be using a network installer for simplicity. I purchased 2x1gb Kingston RAM to upgrade my Dell Optiplex gx620 (mini tower) to 3gb on Windows XP. Dell Optiplex GX620 Tower Desktop. When I try to add the 4th Gb, the computers won't boot and give a beeping. The configuration Dell provides comes with a Intel Pentium 4 or Celeron n/a Serial ATA, Ultra ATA/100 PCI/PCI Express n/a, Integrated Intel GMA 950, video memory shared with system memory. my ram number is 2GB 2Rx8 pc2-6400u-666-12-e3 M378t5663dz3-cf7. I decided to make the RAM up to 4 GB so I removed both 512 MB modules and the faulty 1 GB module with a view to having four 1 GB. $129. Plug the power cable to the computer and wait for 10 seconds for the CMOS to clear. Regardless of 32 or 64 bit OS the GX620 will ONLY be able to use 3. We have 2 optiplex gx620 computers. #16. 99. 18945. Just upgraded my Optiplex GX620 CPU: From a Pentium 4 521, 2. 00GHz Intel $98 Bench 30%, 4,281 samples. Shop now!Shop for Desktop Computers in Canada at Memory Express with a large selection of All-In-One Computer, Barebone Computer, Business Computer, Gaming Computer, Home. I subsequently removed the 2x1gb. Unsolved. 2 x Western Digital 80GB WD800JD Sata II. 4GB 4 X 1GB DDR2 PC2-5300 667Mhz Dell OptiPlex GX620 DT/ MT/SFF Memory RAM. CMS 4GB (2X2GB) DDR2 5300 667MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex Gx620 Dt / Mt / Sff - A88. 80GHz. Video memory 2 MB (upgradable to 4 MB) SGRAM 1x PCI G1 1998: Intel 440BX AGP set: Pentium II 266-333, 350-450 or Celeron 266-400 MHz: 66 or 100. Jan 30, 2018 #1 My current desktop computer is running on original Dell 2 x1GB PC2-5300 555Mhz ram, working very. If that’s listed, you MUST download it and install it in order for your main chipset to run the drives as fast as it can. Step 1: Identify your product above. com. My GX620 currently has two 1GB memory modules but as I now have Windows7 64-bit, what is the maximum memory I can install? The upgrade section says 4GB (with the warning that a 32-bit OS will see. Dell OptiPlex GX620 Win XP Computer Lpt RS-232 CD - ROM PCI Pcie 2GB 160GB M613. Both a running windows 7 pro. CMS 1GB (1X1GB) DDR2 5300 667MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex Gx620 Dt / Mt / Sff - A103. The memory clock speed of this desktop is 533 MHz and it supports non-ECC memory. Dell OptiPlex GX620 Desktop 1GB,DDR2 PC2-4200, 1Gb 1024MB-533MHz DDR2-533 PC2-4200 240pin DIMM 1. At home (this is at work) I have my home-built beast with an AMD x64 chip and 4Gb RAM and the same OS and I see all 4Gb from the OS, so. Side Refine Panel. 99. Dell OptiPlex GX620 MT (305W PSU) - BIOS A11. 00 GHz, 800 MHz FSB) Link to CPU specs. ASUS TUF Gaming A17 Notebook - 17. Sometime the problem is not always diagnosed as memory 1st and takes several hours to trouble shoot, after the system board, power supply and sometime memory swapped out twice before. 32GB RAM, NVIDIA GeForce MX550) All-in-One Desktop - White (i7720-7173WHT-PUS) $1,199. Dell Desktops Community Support Forums all models. 0GHz) CPU but I want to upgarde it. The models shown here are those most commonly purchased for use by faculty and staff who obtain support from ECN's User and Desktop Services group. 6" LCD Back Cover (Silver) $20. Manage your Dell EMC sites, products, and product-level contacts using Company Administration. OptiPlex. Computer Components & Parts; Memory (RAM) Computer Cases & Accessories; CPUs/Processors; Fans, Heat Sinks & Cooling; Graphics/Video Cards; Interface/Add-On Cards; Laptop Replacement Parts; Motherboards; Motherboard & CPU Combos;Buy 4AllDeals 1GB RAM Memory Upgrade for The Dell OptiPlex GX620 Desktop, Mini Tower, Small Form Factor and Ultra Small Form Factor (DDR2-400, PC2-3200): Memory - Amazon. 8V • 128Meg x 64 49,065. 4GGb. We are selling one used Dell Optiplex GX620 Desktop 2. ) This makes it suitable for buffering and caching applications. Whether you are looking to configure your OptiPlex GX620 yourself or upgrade it, equipping a device with sufficient RAM is one quick and easy way to ensure smoother and more efficient operations. Replace the computer cover. There are four memory connectors on this motherboard which hold 533MHz and 667MHz DDR2 SDRAM memory model. . Hi everyone, these days i have restored 4pcs. and chose this viewer from the list that appears. This particular unit is equipped with a P4 3. Enter model or choose from the list below. 80GHz 2GB RAM Windows XP PRO. 95 shipping. Replace the computer cover. A-Tech 1GB Memory RAM Stick for Dell OptiPlex 755, 745, 740, GX620, GX520, 360, 330, 160, FX160, (MT, DT, SFF, USFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Module. Ram Ddr3/ 2Gb Bus 1600Mhz Kingston Spc 3. $19. I also found a compatible graphics card and a Pentium D 945. This Dell Computer can take up to 4. The bottom line is a GX620 will not support the use of more than 4gb of memory in any configuration- and 512mb of that will not be accessible to the user. Dell Optiplex GX620 250gb hdd Win10 7 home Pentium 4 2. 4x. The GX620 can support 2 gig modules. -HDD WD WD10EZEX 1TB. Side Refine Panel. 0 Ghz dual core 945 Express chipset. Thankyou. Main Intel H81M-Asus Express - 1000 Cpu Core I3/Core I5/Core I7 2. Check Details. Small Business. 5-inch internal SSD • SATA 6. Pentium D 2. As long as your Dell Optiplex gx620 has a working USB. To a Pentium D 945, 3. Smaller games, like Tropico 4, work pretty well, but are still a little. When I check the memory in the BIOS (version A11) it reports two 2 GB DIMMS. Dell OptiPlex GX620 and GX520. But don't have the dell dell optiplex gx620. D. Bios A11 is required for ram faster than PC 5300. 60 Hyperthreading processor, 4gb of memory, 300gb Sata hard drive, Sony DVDRW drive, an upgraded Geforce video card and 2 USB in the front 6 USB in the back. Run the Dell Diagnostics. 2 gig ram. Dell Optiplex GX620 RAM Replacement Introduction RAM should be replaced if the computer has memory issues. 99. 4,510. 7x. ) I went onto Amazon and found 4x1GB ram made for GX620. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex GX620 Series (Desktop, Mini-Tower, and Small Form Factor) - FREE US Delivery. Supports Dual Channel DDR. 8 out of 5 stars: 5. Dell Kh290 System Board For Optiplex Gx620 Sff-Kh290. With 4 memory slots and a 64 bit CPU and OS it will see 8 Gigs of Ram in bios but you cant use 8. 1-3-2: First 64 K RAM test in progress or failure: Troubleshoot the memory and memory slots. Mr. Plug the power cable to the computer and wait for 10 seconds for the CMOS to clear. Are you looking for the reference guide of Dell OptiPlex GX620 in Portuguese? This PDF document provides you with detailed information on the features, specifications, and troubleshooting of your desktop computer. Does anyone with a long memory happen to know which Dell desktop machines came from the factory with Dell/Nvidia Geforce MX440 graphics cards. Customer Rating: 4. My second question is about the memory speed on my GX620. 80GHz. 80ghx 2 gig ram -. Also, 32-bit Windows has an address space of 4GB only. czarsun. The Spec says. Windows 8 Pro 64-bit installs without incident on the GX620 SFF. 5” floppy disks. com Search Desktop Dell Inspiron 620 Quick Reference Manual. 2. Dell OptiPlex GX620 and GX520 Direct Detect™ keeps the pulse on the health of your system • Provides quick and convenient status indication of your hard-drive activity, network connectivity. The Dell OptiPlex GX620 is equipped with 4 DIMM memory slots, allowing for expandability and flexibility in terms of memory upgrades. The audio or sound recording issues may be caused due to an outdated audio driver, audio recording settings, no microphone available on the computer, faulty microphone, or microphone settings on the third-party software such as Skype, Zoom, Microsoft Teams, Google Hangouts, Google Meet, Discord, and so on, that you are using. 4. Computer Components & Parts; Memory (RAM) Computer Cases & Accessories; CPUs/Processors; Fans, Heat Sinks & Cooling; Graphics/Video Cards; Interface/Add-On Cards;Carte mère pour Dell Optiplex 745 HR330 RF703 965g Chine Hr330703 et 965Rf g prix. 4x. dell. Discover amazing Dell technology through Dell products like desktops, 4K monitors, touchpads, laptops & more for personal, business or gaming solutions. 5. I've seen it run on a 380, but very herky-jerky just for the internet. This system was purchased surplus. 1GB PC2-4200 DDR2 RAM Memory for Dell OptiPlex GX620 Desktop. OptiPlex GX620 User's Guide is a PDF manual that provides detailed instructions on how to set up, operate, troubleshoot, and maintain your Dell desktop computer. Add to Cart. Manufacturers. 5. $3. The first model to sport the new BTX layout was the OptiPlex 170L and also the OptiPlex GX280 had a BTX variant albeit uncommon. DDR3 and DDR3L are socket compatible, however, It is NOT compatible with computers using 4th Generation Intel (Haswell) processors, which exclusively support 1. Live forex charts app Irish lucky numbers results for saturday 28th september. Add to Cart . (Technically 3. Compatible Components (from 23 PCs) Popular components in PC builds with the Dell OptiPlex GX620 Motherboard. ) If your computer was built after 2012 and is making any other beep code, contact technical support for further help. Hardware. After switching the PC back on, it just beeped and would not start up. In agreement with JOcean. DMcClurg1. Purchased copy of OS/X 10. Pentium D 3. Home. It is running XP pro and I have no intention of changing anytime soon. $19. Did the memory run at any point at 800 Mhz? if the system is Dell Optiplex GX620, which has a motherboard with the 945G chipset then the maximum official memory frequency supported is 667 Mhz: Community Dell. Free shipping. com. -Intel® Pentium® D 945. Dell GX620 has a Pentium 4 Dual Core 3. Where to buy. #1. Dell OptiPlex GX620 Systems User's Guide. 240GB 2. 5 out of 5 stars. Free craps systemsCause. Aunque el chipset soporte una cpu, debe hacerlo también la bios y ademas el VRM (lo que da el voltaje a la cpu). compare. The GX620 can support 2 gig modules. $ 8. I haven't had much experience with Core 2's besides my first custom PC build. Oct 8, 2012 #1 I have a Dell Optiplex gx620 motherboard and have installed 8GB of RAM memory. . Add a comment Step 2 Dell Kh290 System Board For Optiplex Gx620 Sff-Kh290. 0 GB ram, with a fixed amount of installed PC2-4200 DDR2 SDRAM DIMMs. Foreks son dakika High hopes: analysts keep strong expectations for the. 5. The LED light should stay on for 3 seconds and then turn off. O. OEM Metal Side Cover Case Door F7381 White-Dell E510 E521 E310 E520 3100 Desktop. 912PC Dell, Inc Dell Vostro 3550 15. Additional standard capabilities of the Dell OptiPlex GX620 include an optical drive, Ethernet port, front and rear audio, USB ports, and support for older technologies such as 3. I am trying to upgrade the ram of 1 GB (512 MB + 512 MB) to 2 GB. More speed with little fuss: Installing and testing RAM modulesOptiPlex GX620. What you need Step 1 How to unplug and discharge before repair Power down your PC and remove the power cord from the back. 4GHz - refurbished for $40. My Pc is an OptiPlex GX620 , 3Gb RAM DDR2 , Nvidia GeForce GT 730 , DT version. information about your operating system, devices, and technologies, see. &nb. 00 New. I want to buy the best CPU that is compatible with my pc. Hi, I recently bought a cheap GX620 on ebay for my daughters first PC and it currently only has 1GB RAM. It also covers the features, specifications, and warranty information of the OptiPlex GX620 model. Hi to all. Shop by Category. Power users can choose up. Asus. Suchen Sie nach einem Referenzhandbuch für Ihren Dell OptiPlex GX620? Hier finden Sie eine PDF-Datei, die Ihnen alle wichtigen Informationen über die Funktionen, Spezifikationen, Fehlerbehebung und Wartung Ihres Desktop-Computers bietet. -CPU heatsink cn-0J9761-41362-79K-020N. 6ghz CPU, 4gb of GSKILL PC2 6400 memory, 120gb SSD, and Sapphire 6570 video card. 2Ghz, 2GB of DDR2 RAM, and a 250GB hard drive. After downloading you should open the archive and extract the Dell Latitude 110L driver to any location, then double-click the lost audio drivers windows 7 executable file to start the driver installation process. 2. A. The boot up Dell splashscreen also updated itself and now displays the Pentium D logo instead of the Pentium 4 logo. 0 GB, fill all the slots with the max allowed memory per slot for your Computer. 2. 0. The memory clock speed of this desktop is. The results page tells you how many free slots you have, what kind of RAM you take, and what type is in the occupied slots. Pentium D 2. (AKA the Largest One of the Bunch) I have read some threads saying that there is too little power using the provided power supply. c16fkr. In agreement with JOcean. 6Ghz Dual Core) is the CPU used in a PC build on Dell's website. #1. (4) Refurbished Dell OptiPlex 3020 Small Form Factor Computer PC, 3. Upgrading RAM in a Dell GX620. $3299. I have windows 7 utility OS and its not working with 2 GB ram.   It is running XP pro and I have no intention of changing anytime soon. Desktop/Workstation RAM upgrade » OptiPlex GX620 by Dell. Posted by: mohamed ali. Maxtor 7L250 250GB HDD. Will this Dell GX620 support Core2duo. Safely scan your system for max upgrade options. CMS 1GB (1X1GB) DDR2 5300 667MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex Gx620 Dt / Mt / Sff - A103. 00. 1-3-1: RAM refresh verification in progress or failure: Troubleshoot the memory and memory slots. 1 Message. Upgrading RAM on your Dell OptiPlex GX620 Desktop Computer is easy, we carry compatible RAM Memory Upgrade for Dell OptiPlex GX620 Desktop Computer, the Dell OptiPlex GX620 Desktop Computer takes the PC2-4200 DDR2 SDRAM DIMMs. Intel® Pentium® D 800MHz FSB socket T with Dual Core technology XD, EM64T, 2x1MB L2 cache, and EIST* (8xx series) The specs for OptiPlex GX620 Desktop comes in these configurations with a retail price tag. "Changing the mainboard" will make the computer into a machine that is something other than a GX620 and I'm going out on a limb here by assuming that it would VOID the customer's warranty, if. This table shows the approximate calendar year during which select Dell computer models were originally released. Connector: 1 x 24-pin Motherboard Power, 2 x SATA Power, 1 x 4-Pin Molex, 1 x Floppy Power, 1 x 4-Pin ATX Power, Input 100-120V or 200-240V, output 280W Max. It will not handle 64 bit Windows 10, only 32. 80 ghz. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex GX620 Series (Ultra Small Form Factor) - FREE US Delivery. 5. The Dell also comes with an Acer 22in monitor, Altec Lansing speakers, keyboard and microsoft mouse. . GX620's will not use or allow more than 3. Dell Optiplex GX620 Teardown iFixit. 8, and 2gb ddr2 ram. HP PC3-12800 (DDR3-1600) Memory (RAM) 204 Pins. 1-3-3: First 64 K RAM chip or data line failure (multi bit) Troubleshoot the memory and memory slots. Dell Optiplex gx620, RAM limits.