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  • DDR4 2666 (PC4 21300)
HMA82GU6JJR8N-VK Hynix Replacement 16GB DDR4-2666 PC4-21300 Non-ECC Unbuffered Memory by Avarum RAM
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HMA82GU6JJR8N-VK Hynix Replacement 16GB DDR4-2666 PC4-21300 Non-ECC Unbuffered Memory by Avarum RAM
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Timing: 19-19-19
  • Buffered/Registered: Unbuffered
  • Model #: NRG130
  •  
  • $134.58 
  • Free Shipping
Direct from Avarum Direct from Avarum
OWC 8GB RAM Compatible with Synology D4EC-2666-8G, D4EU01-8G | DDR4 2666MHz PC4-21300 ECC Unbuffered UDIMM 1Rx8 1.2V Memory Upgrade for NAS, RackStation, FlashStation, & NVR DVA
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OWC 8GB RAM Compatible with Synology D4EC-2666-8G, D4EU01-8G | DDR4 2666MHz PC4-21300 ECC Unbuffered UDIMM 1Rx8 1.2V Memory Upgrade for NAS, RackStation, FlashStation, & NVR DVA
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Recommend Use: Workstations, Servers, and NAS Systems
  • ECC: Yes
  • Model #: OWC2E6D41R808GB-ZAR-SF
  •  
  • $74.99 
Available Direct from OWC Available Direct from OWC
8GB RAM Replacement for Corsair CMK8GX4M1A2666C16 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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8GB RAM Replacement for Corsair CMK8GX4M1A2666C16 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for Corsair CMK8GX4M1A2666C16
  • Model #: NE-PNR-1594
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Hynix HMA81GU6CJR8N-VK, HMA81GU6DJR8N-VK, HMA81GU6JJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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8GB RAM Replacement for Hynix HMA81GU6CJR8N-VK, HMA81GU6DJR8N-VK, HMA81GU6JJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474550
  •  
  • $73.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Dell PowerEdge T40 Tower
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NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Dell PowerEdge T40 Tower
  • Chipset: Major OEM Samsung, Micron, Hynix
  • CAS Latency: CL19
  • Voltage: 1.35V
  • Part Number: MD21300-628K1
  • Model #: MD21300-628K1-DL-PET40
  •  
  • $128.88 
Available Direct from NEMIX RAM Available Direct from NEMIX RAM
Patriot Memory Signature Line 8GB (1x8GB) DDR4 2666MHz (PC4-21300) UDIMM Memory Module 1.2V - PSD48G266681
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Patriot Memory Signature Line 8GB (1x8GB) DDR4 2666MHz (PC4-21300) UDIMM Memory Module 1.2V - PSD48G266681
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Timing: 19-19-19-43
  • Buffered/Registered: Unbuffered
  • Model #: PSD48G266681
8GB RAM Replacement for Corsair CMK32GX4M4A2666C16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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8GB RAM Replacement for Corsair CMK32GX4M4A2666C16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for Corsair CMK32GX4M4A2666C16
  • Model #: NE-PNR-1599
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Supermicro Certified MEM-DR416L-CL01-UN26 | Micron MTA16ATF2G64AZ-2G6E1 | 16GB PC4-21300 DDR4 2666MHz 2Rx8 Non-ECC DIMM 288-Pin Desktop Memory RAM
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Supermicro Certified MEM-DR416L-CL01-UN26 | Micron MTA16ATF2G64AZ-2G6E1 | 16GB PC4-21300 DDR4 2666MHz 2Rx8 Non-ECC DIMM 288-Pin Desktop Memory RAM
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Micron Chipset
  • Recommend Use: Compatible Supermicro Systems
  • Model #: MEM-DR416L-CL01-UN26
  •  
  • $124.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Kingston 8GB 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model KCP426NS6/8
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Kingston 8GB 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model KCP426NS6/8
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • BIOS/Performance Profile: Intel XMP 2.0
  • Model #: KCP426NS6/8
Kingston 16GB 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model KCP426NS8/16
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Kingston 16GB 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model KCP426NS8/16
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • BIOS/Performance Profile: Intel XMP 2.0
  • Model #: KCP426NS8/16
Ballistix Sport LT 8GB Single DDR4 2666 MT/s (PC4-21300) DR x8 DIMM 288-Pin Memory - BLS8G4D26BFSE (Red)
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Refurbished Ballistix Sport LT 8GB Single DDR4 2666 MT/s (PC4-21300) DR x8 DIMM 288-Pin Memory - BLS8G4D26BFSE (Red)
  • CAS Latency: CL16
  • Voltage: 1.20V
  • Timing: 16-18-18
  • Buffered/Registered: Unbuffered
  • Model #: BLS8G4D26BFSE
G.SKILL Aegis 8GB DDR4 2666 (PC4 21300) Desktop Memory Model F4-2666C19S-8GIS
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G.SKILL Aegis 8GB DDR4 2666 (PC4 21300) Desktop Memory Model F4-2666C19S-8GIS
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Timing: 19-19-19-43
  • Recommend Use: AMD X399 / TRX40 / X570 / X470 / B550 / B450 / B350 Intel X99 / X299 / Z790 DDR4 / Z690 DDR4 / Z590 / Z490 / Z390 / Z370 / Z270 / Z170
  • Model #: F4-2666C19S-8GIS
OWC 32GB Replacement for QNAP RAM-32GDR4ECS0-UD-2666 32GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade
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OWC 32GB Replacement for QNAP RAM-32GDR4ECS0-UD-2666 32GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Recommend Use: Workstations, Servers, and NAS Systems
  • ECC: Yes
  • Model #: OWC2E6D42R832GB-B581-SF
  •  
  • $298.88 
Direct from OWC Direct from OWC
G.SKILL Ripjaws V Series 64GB (2 x 32GB) DDR4 2666 (PC4 21300) Desktop Memory Model F4-2666C18D-64GVK
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G.SKILL
Refurbished G.SKILL Ripjaws V Series 64GB (2 x 32GB) DDR4 2666 (PC4 21300) Desktop Memory Model F4-2666C18D-64GVK
  • CAS Latency: CL18
  • Voltage: 1.20V
  • Multi-channel Kit: Dual Channel Kit
  • Timing: 18-18-18-43
  • Model #: F4-2666C18D-64GVK
  •  
  • $429.99 
  • Free Shipping
Black Diamond Memory 8GB DDR4 2666 (PC4 21300) Desktop Memory Model BD8G2666MQ22
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Black Diamond Memory 8GB DDR4 2666 (PC4 21300) Desktop Memory Model BD8G2666MQ22
  • BIOS/Performance Profile: Intel XMP 2.0
  • Features: With decades of experience specializing in memory and server parts, Black Diamond Memory is a proven manufacturer in the industry. Our products currently support over 200,000 configurations as well as support for enterprise servers, desktops, laptops, and a large variety of other devices.
  • Model #: BD8G2666MQ22
Black Diamond Memory 32GB (2 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model BD16GX22933MQ25
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Black Diamond Memory 32GB (2 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model BD16GX22933MQ25
  • BIOS/Performance Profile: Intel XMP 2.0
  • Features: With decades of experience specializing in memory and server parts, Black Diamond Memory is a proven manufacturer in the industry. Our products currently support over 200,000 configurations as well as support for enterprise servers, desktops, laptops, and a large variety of other devices.
  • Model #: BD16GX22933MQ25
  •  
  • $258.99 
  • Free Shipping
8GB RAM Replacement for Kingston HP26D4U9S8ME-8, KVR26N19S8/8 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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8GB RAM Replacement for Kingston HP26D4U9S8ME-8, KVR26N19S8/8 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772488618
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for IBM-Lenovo 4X70R38787, 4ZC7A08701 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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8GB RAM Replacement for IBM-Lenovo 4X70R38787, 4ZC7A08701 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772486423
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Crucial CT2K4G4DFS8266, CT4G4DFS8266 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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4GB RAM Replacement for Crucial CT2K4G4DFS8266, CT4G4DFS8266 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772481053
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Samsung M378A1K43BB2-CTD, M378A1K43CB2-CTD, M378A1K43DB2-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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8GB RAM Replacement for Samsung M378A1K43BB2-CTD, M378A1K43CB2-CTD, M378A1K43DB2-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474505
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Hynix HMA851U6JJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for Hynix HMA851U6JJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for Hynix HMA851U6JJR6N-VK
  • Model #: NE-PNR-1824
  •  
  • $35.65 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Samsung M378A1G43TB1-CTD | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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8GB RAM Replacement for Samsung M378A1G43TB1-CTD | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772475106
  •  
  • $73.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Dell AA086414, SNPCND02C/4G | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for Dell AA086414, SNPCND02C/4G | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772482685
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Synology D4NE-2666-4G | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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4GB RAM Replacement for Synology D4NE-2666-4G | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772489035
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for HP L26005-001, L36847-001 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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4GB RAM Replacement for HP L26005-001, L36847-001 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for HP L26005-001, L36847-001
  • Model #: NE-PNR-1732
  •  
  • $35.65 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for HP 934254-800 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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8GB RAM Replacement for HP 934254-800 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for HP 934254-800
  • Model #: NE-PNR-1723
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for HP 3PL81AA, 3PL81AT, 3TK87AA, 3TK87AT, 3TK87TA, 933276-001, P06772-001 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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8GB RAM Replacement for HP 3PL81AA, 3PL81AT, 3TK87AA, 3TK87AT, 3TK87TA, 933276-001, P06772-001 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772484757
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Samsung M378A5244BB0-CTD, M378A5244CB0-CTD, M378A5244CBO-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for Samsung M378A5244BB0-CTD, M378A5244CB0-CTD, M378A5244CBO-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474475
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Micron MTA8ATF51264AZ-2G6, MTA8ATF51264AZ-2G6B1 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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4GB RAM Replacement for Micron MTA8ATF51264AZ-2G6, MTA8ATF51264AZ-2G6B1 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474628
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for Corsair CMK32GX4M2A2666C16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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16GB RAM Replacement for Corsair CMK32GX4M2A2666C16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for Corsair CMK32GX4M2A2666C16
  • Model #: NE-PNR-1596
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for HP 933278-001, L21496-001, L26007-001, L40876-800 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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16GB RAM Replacement for HP 933278-001, L21496-001, L26007-001, L40876-800 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for HP 933278-001, L21496-001, L26007-001, L40876-800
  • Model #: NE-PNR-1724
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for Samsung M378A2G43MX3-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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16GB RAM Replacement for Samsung M378A2G43MX3-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474956
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech