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Kingston 16GB (2 x 8GB) DDR2 667 (PC2 5300) ECC Fully Buffered System Specific Memory Model KTD-WS667/16G
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Kingston 16GB (2 x 8GB) DDR2 667 (PC2 5300) ECC Fully Buffered System Specific Memory Model KTD-WS667/16G
  • Voltage: 1.80V
  • Compatible System: Dell
  • CAS Latency: CL5
  • Type: 240-Pin DDR2 SDRAM
  • Model #: KTD-WS667/16G
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  • $59.99 
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Kingston ValueRAM 512MB DDR 400 (PC 3200) Desktop Memory Model KVR400/512R
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Kingston ValueRAM 512MB DDR 400 (PC 3200) Desktop Memory Model KVR400/512R
  • Voltage: 2.60V
  • CAS Latency: CL3
  • Type: 184-Pin DDR SDRAM
  • Parts: Lifetime limited
  • Model #: KVR400/512R
Kingston 32GB 288-Pin DDR4 SDRAM DDR4 2133 (PC4 17000) ECC Registered Major Brand Chipset System Specific Memory Model KTH-PL421/32G
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Kingston 32GB 288-Pin DDR4 SDRAM DDR4 2133 (PC4 17000) ECC Registered Major Brand Chipset System Specific Memory Model KTH-PL421/32G
  • Voltage: 1.20V
  • Compatible System: HP/Compaq
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 2Rx4
  • Model #: KTH-PL421/32G
MemoryMasters Compatible 2GB (2X 1GB) DDR3 1333MHz PC3-10600 (240-pin DIMM) Desktop Computer Memory RAM Modules
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  • $19.70 
  • Free Shipping
8GB 4x2GB Memory Dell Precision Workstation 690 FB-DIMM (ALL MAJOR BRANDS)
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  • $24.99 
  • Free Shipping
4GB (4x 1GB) Desktop Ram Memory Dell Dimension 4600 (MAJOR BRANDS)
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  • $39.50 
  • Free Shipping
MemoryMasters Dell Compatible  8GB Memory Kit (2x4GB) DDR3-1600MHz PC3-12800 SODIMM for MacBook Pro
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  • $19.50 
  • Free Shipping
4GB (4x1GB) Desktop Memory PC2-5300 DDR2-667 for Dell Inspiron 545s
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4GB (4x1GB) Desktop Memory PC2-5300 DDR2-667 for Dell Inspiron 545s
  • Type: 240-Pin DDR2 SDRAM
  • Model #: Simmtec Dell Desktop
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  • $29.99 
  • Free Shipping
Lenovo 32GB TruDDR4 Memory Module 4ZC7A08709
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Lenovo
Lenovo 32GB TruDDR4 Memory Module 4ZC7A08709
  • Voltage: 1.20V
  • Rank: 2Rx4
  • Model #: 4ZC7A08709
Dell SNPNWMX1C/4G Dell Dell Memory - 4 GB - DDR3L - 4 GB - DDR3 SDRAM - 204-pin - SoDIMM
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  • $29.99 
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NEMIX RAM 32GB (2X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM KIT Compatible with ASUS motherboards
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NEMIX RAM 32GB (2X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM KIT Compatible with ASUS motherboards
  • Brand: NEMIX RAM
  • Series: ASUS Gaming Motherboard Compatible Series Memory
  • Capacity: 32GB (2 x 16GB)
  • Speed: DDR4 3200 (PC4 25600)
  • Model #: MD25600-628K2-AS109
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  • $249.89 
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NEMIX RAM 16GB (2X8GB) DDR3 1866MHZ PC3-14900 2Rx8 1.35V 204-PIN Non-ECC SODIMM Laptop Memory KIT Compatible with Apple iMac 27" Late 2015 with Retina 5K Display
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NEMIX RAM 16GB (2X8GB) DDR3 1866MHZ PC3-14900 2Rx8 1.35V 204-PIN Non-ECC SODIMM Laptop Memory KIT Compatible with Apple iMac 27" Late 2015 with Retina 5K Display
  • Brand: NEMIX RAM
  • Series: Apple iMac/Mac Mini Compatible Series Memory
  • Capacity: 16GB (2 x 8GB)
  • Speed: DDR3 1866 (PC3 14900)
  • Model #: MS14900-828LK2/AI10
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  • $49.89 
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NEMIX RAM 8GB (2X4GB) DDR3 1600MHZ PC3-12800 2Rx8 1.35V 204-PIN Non-ECC SODIMM Compatible with ASUS Laptop PC
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NEMIX RAM 8GB (2X4GB) DDR3 1600MHZ PC3-12800 2Rx8 1.35V 204-PIN Non-ECC SODIMM Compatible with ASUS Laptop PC
  • Brand: NEMIX RAM
  • Series: ASUS Laptop, AIO All-in-One PC Compatible Series Memory
  • Capacity: 8GB (2 x 4GB)
  • Speed: DDR3 1600 (PC3 12800)
  • Model #: MS12800-428LK2-AS116
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  • $58.95 
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MemoryMasters Compatible 8 GB Memory DDR3 PC3L-10600R Comp To SNPP9RN2C/8G  PowerEdge T610 T710
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  • $15.99 
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Samsung M393A4K40DB3-CWE 32GB 4Gx72 ECC & REG Server Memory
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SAMSUNG
Samsung M393A4K40DB3-CWE 32GB 4Gx72 ECC & REG Server Memory
  • Chipset: Samsung Chipset
  • Voltage: 1.20V
  • Rank: 2Rx4
  • Model #: M393A4K40DB3-CWE
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  • $430.54 
NEMIX RAM 16GB (1X16GB) DDR5 5600MHz PC5-44800 1Rx8 1.1V CL46 288-PIN ECC Unbuffered UDIMM Memory Compatible with ASRock Rack W680D4U-2L2T/G5 Motherboard
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NEMIX RAM 16GB (1X16GB) DDR5 5600MHz PC5-44800 1Rx8 1.1V CL46 288-PIN ECC Unbuffered UDIMM Memory Compatible with ASRock Rack W680D4U-2L2T/G5 Motherboard
  • Brand: NEMIX RAM
  • Series: NEMIX RAM Original Series Memory
  • Capacity: 16GB
  • Speed: DDR5 5600 (PC5 44800)
  • Model #: ME44800-618K1-W680D4U-2L2T
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  • $499.99 
NEMIX RAM 64GB (4X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM KIT Compatible with ASUS Motherboards
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NEMIX RAM 64GB (4X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM KIT Compatible with ASUS Motherboards
  • Brand: NEMIX RAM
  • Series: ASUS Gaming Motherboard Compatible Series Memory
  • Capacity: 64GB (4 x 16GB)
  • Speed: DDR4 3200 (PC4 25600)
  • Model #: MD25600-628K4-AS128
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  • $499.49 
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64GB 4x 16GB Hynix ORIGINAL 1866MHz DDR3  Memory for Late 2013 APPLE Mac Pro
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SK hynix
64GB 4x 16GB Hynix ORIGINAL 1866MHz DDR3 Memory for Late 2013 APPLE Mac Pro
  • Type: 240-Pin DDR3 SDRAM
  • Model #: 047-498512000162731
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  • $199.00 
  • Free Shipping
NEMIX RAM 32GB (2X16GB) DDR5 5600MHz PC5-44800 1Rx8 1.1V CL46 288-PIN ECC Unbuffered UDIMM Memory Kit Compatible with ASRock Rack W680D4ID-2T/G5/X550 Motherboard
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NEMIX RAM 32GB (2X16GB) DDR5 5600MHz PC5-44800 1Rx8 1.1V CL46 288-PIN ECC Unbuffered UDIMM Memory Kit Compatible with ASRock Rack W680D4ID-2T/G5/X550 Motherboard
  • Brand: NEMIX RAM
  • Series: NEMIX RAM Original Series Memory
  • Capacity: 32GB (2 x 16GB)
  • Speed: DDR5 5600 (PC5 44800)
  • Model #: ME44800-618K2-W680D4ID-2T
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  • $998.99 
NEMIX RAM 16GB (1X16GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V 262-PIN Non-ECC Unbuffered SODIMM Laptop PC Memory Compatible with Dell Precision 3260 Compact Workstation
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NEMIX RAM 16GB (1X16GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V 262-PIN Non-ECC Unbuffered SODIMM Laptop PC Memory Compatible with Dell Precision 3260 Compact Workstation
  • Brand: NEMIX RAM
  • Series: Dell Laptop, AIO All-in-One, Mobile Workstation Compatible Series Memory
  • Capacity: 16GB
  • Speed: DDR5 4800 (PC5 38400)
  • Model #: MS38400-618K1-P3260
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  • $219.99 
NEMIX RAM 8GB (1X8GB) DDR4 2133MHZ PC4-17000 1Rx8 1.2V CL15 260-PIN Non-ECC SODIMM Unbuffered Laptop PC Computer Memory Compatible with Apple 21.5" iMac Mid 2020
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NEMIX RAM 8GB (1X8GB) DDR4 2133MHZ PC4-17000 1Rx8 1.2V CL15 260-PIN Non-ECC SODIMM Unbuffered Laptop PC Computer Memory Compatible with Apple 21.5" iMac Mid 2020
  • Brand: NEMIX RAM
  • Series: Apple iMac/Mac Mini Compatible Series Memory
  • Capacity: 8GB
  • Speed: DDR4 2133 (PC4 17000)
  • Model #: 0759170866113
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  • $56.99 
  • Free Shipping
NEMIX RAM 64GB (2X32GB) DDR4 3200MHZ PC4-25600 2Rx4 1.2V CL22 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with ASRock Rack EPYCD8-2T Series Motherboard
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NEMIX RAM 64GB (2X32GB) DDR4 3200MHZ PC4-25600 2Rx4 1.2V CL22 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with ASRock Rack EPYCD8-2T Series Motherboard
  • Brand: NEMIX RAM
  • Series: ASRock Server Motherboard Compatible Series Memory
  • Capacity: 64GB (2 x 32GB)
  • Speed: DDR4 3200 (PC4 25600)
  • Model #: 0759170867875
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  • $753.49 
  • Free Shipping
Samsung m393a1g40db0-cpb0q m393 a1g40db0-cpb0q Samsing 8GB 1rx4 pc4-2133p 1.2v
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SAMSUNG
Samsung m393a1g40db0-cpb0q m393 a1g40db0-cpb0q Samsing 8GB 1rx4 pc4-2133p 1.2v
  • Voltage: 1.20V
  • Compatible System: For Server, Not For PC
  • CAS Latency: CL15
  • Type: 288-Pin DDR4 SDRAM
  • Model #: M393A1G40DB0-CPB-A79
New Genuine Lenovo 4GB 1.35V DDR3L 1600MHZ UDIMM Memory 03T6566
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Lenovo
New Genuine Lenovo 4GB 1.35V DDR3L 1600MHZ UDIMM Memory 03T6566
  • Type: 240-Pin DDR3 SDRAM
  • Model #: Lenovo 03T6566
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  • $34.99 
  • Free Shipping
NEMIX RAM 64GB (4X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN Non-ECC Unbuffered UDIMM KIT Compatible with ASUS Motherboards
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NEMIX RAM 64GB (4X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN Non-ECC Unbuffered UDIMM KIT Compatible with ASUS Motherboards
  • Brand: NEMIX RAM
  • Series: ASUS Gaming Motherboard Compatible Series Memory
  • Capacity: 64GB (4 x 16GB)
  • Speed: DDR4 3200 (PC4 25600)
  • Model #: MD25600-628K4-AS77
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  • $499.49 
  • Free Shipping
NEMIX RAM 16GB (2X8GB) DDR3 1866MHZ PC3-14900 2Rx8 1.35V 204-PIN Non-ECC SODIMM Laptop Memory KIT Compatible with ASUS Laptop, AIO, Small For Factor PC
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NEMIX RAM 16GB (2X8GB) DDR3 1866MHZ PC3-14900 2Rx8 1.35V 204-PIN Non-ECC SODIMM Laptop Memory KIT Compatible with ASUS Laptop, AIO, Small For Factor PC
  • Brand: NEMIX RAM
  • Series: ASUS Laptop, AIO All-in-One PC Compatible Series Memory
  • Capacity: 16GB (2 x 8GB)
  • Speed: DDR3 1866 (PC3 14900)
  • Model #: MS14900-828LK2-AS69
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  • $49.89 
  • Free Shipping
NEMIX RAM 16GB (2X8GB) DDR4 2933MHZ PC4-23400 1Rx8 1.2V CL21 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with ASRock Rack ROMED8-2T AMD EPYC Series Motherboard
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NEMIX RAM 16GB (2X8GB) DDR4 2933MHZ PC4-23400 1Rx8 1.2V CL21 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with ASRock Rack ROMED8-2T AMD EPYC Series Motherboard
  • Brand: NEMIX RAM
  • Series: ASRock Server Motherboard Compatible Series Memory
  • Capacity: 16GB (2 x 8GB)
  • Speed: DDR4 2933 (PC4 23400)
  • Model #: 0759170876686
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  • $188.99 
  • Free Shipping
NEMIX RAM 16GB (2X8GB) DDR4 2933MHZ PC4-23400 1Rx8 1.2V CL21 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Dell Precision 7820 Tower Workstation
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NEMIX RAM 16GB (2X8GB) DDR4 2933MHZ PC4-23400 1Rx8 1.2V CL21 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Dell Precision 7820 Tower Workstation
  • Brand: NEMIX RAM
  • Series: Dell Server/Workstation Compatible Series Memory
  • Capacity: 16GB (2 x 8GB)
  • Speed: DDR4 2933 (PC4 23400)
  • Model #: MR23400-818K2-P7820TW
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  • $188.99 
  • Free Shipping
NEMIX RAM 16GB (2X8GB) DDR4 2933MHZ PC4-23400 1Rx8 1.2V CL21 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Dell Precision 7920 Rack/Tower Workstation
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NEMIX RAM 16GB (2X8GB) DDR4 2933MHZ PC4-23400 1Rx8 1.2V CL21 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Dell Precision 7920 Rack/Tower Workstation
  • Brand: NEMIX RAM
  • Series: Dell Server/Workstation Compatible Series Memory
  • Capacity: 16GB (2 x 8GB)
  • Speed: DDR4 2933 (PC4 23400)
  • Model #: MR23400-818K2-P7920TR
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  • $188.99 
  • Free Shipping
NEMIX RAM 384GB (4X96GB) DDR5 6400MHZ PC5-51200 2Rx4 1.1V CL52 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with SuperMicro X14SBW-TF
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NEMIX RAM 384GB (4X96GB) DDR5 6400MHZ PC5-51200 2Rx4 1.1V CL52 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with SuperMicro X14SBW-TF
  • Brand: NEMIX RAM
  • Series: SuperMicro Server/Workstation Compatible Series Memory
  • Capacity: 384GB (4 x 96GB)
  • Speed: DDR5 6400 (PC5 51200)
  • Model #: MR51200-9624K4-X14SWB-TF
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  • $14,796.99 
  • Free Shipping
Lenovo 4X70K09921 Ddr4 - 8 Gb - Dimm 288-Pin - 2133 Mhz / Pc4-17000 - 1.2 V - Unbuffered - Non-Ecc - For Thinkcentre M700, M800, M900, Thinkstation P310
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  • $69.99 
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NEMIX RAM 64GB (2X32GB) DDR5 4800MHZ PC5-38400 2Rx8 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Dell Precision 7960 Rack/Tower Workstation
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NEMIX RAM 64GB (2X32GB) DDR5 4800MHZ PC5-38400 2Rx8 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Dell Precision 7960 Rack/Tower Workstation
  • Brand: NEMIX RAM
  • Series: Dell Server/Workstation Compatible Series Memory
  • Capacity: 64GB (2 x 32GB)
  • Speed: DDR5 4800 (PC5 38400)
  • Model #: MR38400-324K2-P7960TR
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  • $2,298.99 

System-specific memory has a significant effect on your device's performance. Memory is also called Random Access Memory (RAM), and selecting the correct type is important, as it needs to match the specifications of your device. The Double Data Rate (DDR) generation, for example, needs to match your motherboard. DDR 2 is what older computers use, and DDR 3 goes with motherboards created after 2007, with the latest motherboards being designed to work with DDR 4. Determine how much RAM you can install by checking your operating system. If you are using Windows®, it will vary between the 32-bit version, which can handle 4GB of RAM at most, and the 64-bit version, which can handle up to 3TB of RAM. Also check to see if the version is Pro or Home. When choosing system-specific RAM, first double-check the specifications of both your motherboard and your operating system.

Run Programs, Applications, and Games Efficiently With System-Specific Memory

Reduce latency and prevent programs from crashing due to overload with sufficient system-specific memory. Gamers need a minimum of 8GB of RAM, and creative professionals require at least 16GB to run programs that use a lot of processing power. RAM modules are available from as little as 128MB up to 64GB. The number of RAM modules you can purchase depends on how many Dual In-Line Memory Module (DIMM) slots your motherboard has. Bear in mind that smaller motherboards (mITX- Mini-ITX and mATX- Micro-ATX) only have two slots, whereas the larger ATX and Extended-ATX (eATX) models have four or more. Get around limited space issues by purchasing a RAM module with a higher amount of memory. DIMM is specifically designed for use as desktop RAM, as these modules fit into the available slots of a desktop computer.

Speed Up Your Laptop and Run More Applications at Once With RAM

Upgrade your laptop by increasing the amount of RAM. Small Outline Dual Inline Memory Module (SO-DIMM) options are the correct choice for laptop RAM. SO-DIMM slots accommodate the smaller and slimmer case of laptops. As with a desktop, check what your operating system and motherboard can handle. Use Unbuffered Non-Error Correction Code memory, abbreviated as unbuffered non-ECC registered RAM and also known as Static RAM (SRAM), for personal computers and laptops for work, entertainment, or gaming purposes. This type of RAM is faster, which is especially important for gamers and creative professionals.

Keep Your Server Processing and Data Safe With RAM

Because servers run constantly and process so much data, it is best to purchase dedicated server memory. Unlike desktop computers and laptops, servers require ECC registered RAM, also known as Dynamic Random Access Memory or DRAM. ECC registered memory finds errors and corrects them, which helps prevent data corruption without needing manual input. This lets your servers transfer data faster, keeps your data safe and places a smaller electrical load on your computer without requiring input from the user.

Bestselling System Specific Memory Reviews:

Anonymous
3/16/2026 6:03:37 PM
The memory is good

“ The memory is good, shipping was fast, and delivery was quick. ”

A-Tech 64GB Kit (2x32GB) RAM for Apple iMac (2019, 2020), Mac mini (Late 2018, Early 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade
Anonymous
2/6/2026 9:23:17 PM
Reliable SK Hynix-Based ECC Memory for Professional Workstations

“ A solid, dependable 64GB memory kit built with quality SK Hynix chips. ”

NEMIX RAM 16GB (1X16GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Micron KSM48R40BS8KMM-16HMR
Ej
4/11/2023 7:54:10 AM
For older laptop

“ The existing 4GB memory was causing too much hard disk paging. ”

Crucial 8GB Kit (2 x 4GB) DDR3L 1600 MT/s (PC3L-12800) SODIMM 204-Pin 1.35V Laptop Memory - CT2KIT51264BF160B
Anonymous
4/1/2023 8:32:49 AM
Crucial - 4GB DDR3 1600 MHz

“ Decided to finally max out my laptop's memory after Microsoft released W10-22H2. ”

Crucial - DDR3 - 4 GB - SO-DIMM 204-pin - 1600 MHz / PC3-12800 - CL11 - 1.35 V - unbuffered - non-ECC - for Apple iMac 2