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A-Tech 256GB (8x32GB) 2Rx4 PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Dual Rank x4 Server & Workstation RAM Memory Upgrade Kit
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A-Tech 256GB (8x32GB) 2Rx4 PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Dual Rank x4 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Rank: 2Rx4
  • Model #: AT32G8D4D2666RD4N12V
  •  
  • $1,476.22 
Available Direct from A-Tech Available Direct from A-Tech
A-Tech 32GB Kit (2x16GB) RAM for Apple iMac (2019, 2020), Mac mini (Late 2018, Early 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade
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  •  
  • $213.77 
Direct from A-Tech Direct from A-Tech
Samsung 32GB DDR4 2666MHz PC4-21300 1.2V 2Rx8 288-Pin UDIMM Desktop RAM Memory Module M378A4G43MB1-CTD
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Samsung 32GB DDR4 2666MHz PC4-21300 1.2V 2Rx8 288-Pin UDIMM Desktop RAM Memory Module M378A4G43MB1-CTD
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered / Unregistered
  • Color: Green
  • Model #: M378A4G43MB1-CTD-SM
32GB RAM Replacement for Hynix HMA84GR7AFR4N-VK, HMA84GR7CJR4N-VK, HMA84GR7DJR4N-VK, HMA84GR7JJR4N-VK | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory
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  •  
  • $191.37 
Direct from A-Tech Direct from A-Tech
NEMIX RAM 32GB (2 x 16GB) DDR4 2666MHz PC4-21300 2Rx8 1.2V 288-PIN ECC UDIMM Unbuffered Memory Kit
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NEMIX RAM 32GB (2 x 16GB) DDR4 2666MHz PC4-21300 2Rx8 1.2V 288-PIN ECC UDIMM Unbuffered Memory Kit
  • Brand: NEMIX RAM
  • Capacity: 32GB (2 x 16GB)
  • Speed: DDR4 2666 (PC4 21300)
  • ECC: Yes
  • Model #: ME21300-628K2-SM-SYS-5019C-MR
  •  
  • $335.49 
  • Free Shipping
Direct from NEMIX RAM Direct from NEMIX RAM
Rimlance 32GB (1X32GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 2RX8
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Rimlance 32GB (1X32GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 2RX8
  • CAS Latency: CL19
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300D8C32
  •  
  • $155.00 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Kingston 8GB DDR4 SDRAM Memory Module - 8 GB (1 x 8GB) - DDR4-2666/PC4-21300 DDR4 SDRAM - 2666 MHz - CL19 - 1.20 V - Non-ECC - Unbuffered - 288-pin - DIMM - KCP426NS8/8
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  •  
  • $58.69 
Micron 32GB ECC Registered DDR4 2666 (PC4 21300) Server Memory Model MTA36ASF4G72PZ-2G6E1
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Micron 32GB ECC Registered DDR4 2666 (PC4 21300) Server Memory Model MTA36ASF4G72PZ-2G6E1

OUT OF STOCK

  • CAS Latency: CL19
  • Timing: 19-19-19
  • Type: 288-Pin DDR4 SDRAM
  • Rank: Dual-rank
  • Model #: MTA36ASF4G72PZ-2G6E1
  •  
  • $184.53 
Rimlance 16GB (2X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
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Rimlance 16GB (2X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
  • CAS Latency: CL19
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300S6C2K16
  •  
  • $92.00 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
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
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  •  
  • $387.01 
Direct from A-Tech Direct from A-Tech
A-Tech 64GB Kit (4x16GB) RAM for Apple iMac (2019, 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade
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A-Tech 64GB Kit (4x16GB) RAM for Apple iMac (2019, 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade
  • Voltage: 1.20V
  • Compatible System: Apple Mac Systems
  • Rank: 2Rx8
  • Parts: Lifetime
  • Model #: NE-MAC-0064
  •  
  • $427.54 
Direct from A-Tech Direct from A-Tech
Rimlance 8GB (2X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8
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Rimlance 8GB (2X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8
  • CAS Latency: CL19
  • Multi-channel Kit: Dual Channel Kit
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300S8C2K8
  •  
  • $48.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Hynix HMA84GR7AFR4N-VK 32GB DDR4-2666 ECC REG DIMM
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SK hynix
Hynix HMA84GR7AFR4N-VK 32GB DDR4-2666 ECC REG DIMM
  • Type: 288-Pin DDR4 SDRAM
  • Model #: HMA84GR7AFR4N-VK
Hynix HMA82GU7CJR8N-VK 16GB DDR4-2666 ECC UDIMM
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SK hynix
Hynix HMA82GU7CJR8N-VK 16GB DDR4-2666 ECC UDIMM

OUT OF STOCK

  • CAS Latency: CL11
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 2Rx8
  • Model #: HY4162666ECCD8-1-M2
  •  
  • $169.99 
Samsung 16GB ECC DDR4 2666MHz PC4-21300 1.2V 2Rx8 288-Pin ECC UDIMM Server RAM Memory Module M391A2K43BB1-CTD
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Samsung 16GB ECC DDR4 2666MHz PC4-21300 1.2V 2Rx8 288-Pin ECC UDIMM Server RAM Memory Module M391A2K43BB1-CTD
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 2Rx8
  • Model #: M391A2K43BB1-CTD-SM
  •  
  • $179.99 
Rimlance 16GB (2X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8 Desktop Memory
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Rimlance 16GB (2X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8 Desktop Memory
  • CAS Latency: CL19
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Parts: Lifetime warranty
  • Model #: B0D7CPKCQ4
  •  
  • $83.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Samsung 32GB DDR4-2666 PC4-21300 RDIMM 1.2V 288-pin ECC Registered Memory RAM
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  •  
  • $225.54 
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
  •  
  • $39.92 
Direct from A-Tech Direct from A-Tech
NEMIX RAM 16GB (1X16GB) DDR4 2666MHz PC4-21300 2Rx8 1.2V CL19 260-PIN ECC Unbuffered SODIMM Memory Compatible with QNAP RAM-16GDR4ECT0-SO-2666
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NEMIX RAM 16GB (1X16GB) DDR4 2666MHz PC4-21300 2Rx8 1.2V CL19 260-PIN ECC Unbuffered SODIMM Memory Compatible with QNAP RAM-16GDR4ECT0-SO-2666
  • Brand: NEMIX RAM
  • Series: NEMIX RAM Original Series Memory
  • Capacity: 16GB
  • Speed: DDR4 2666 (PC4 21300)
  • Model #: MSE21300-628K1-RAM-16GDR4ECT0-SO-2666
  •  
  • $157.26 
  • Free Shipping
Direct from NEMIX RAM Direct from NEMIX RAM
Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8
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Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8
  • CAS Latency: CL19
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300S8C8
  •  
  • $45.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Timetec 4GB DDR4 2666MHz Non-ECC Unbuffered SODIMM Replacement for Synology D4NESO-2666-4G (Compatible for RS820RP+, RS820+, DS920+, DS720+, DS420+, DS220+, DS2419+, DS2419+II, DS1819+, DVA3219, DS161
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  •  
  • $31.99 
  • Free Shipping
Available Direct from Timetec Available Direct from Timetec
Rimlance 64GB (2X32GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 2RX8
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Rimlance 64GB (2X32GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 2RX8
  • CAS Latency: CL19
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300D8C2K64
  •  
  • $299.00 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
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Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
  • CAS Latency: CL22
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD25600S6C8
  •  
  • $48.50 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Rimlance 16GB (1X16GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 2RX8
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Rimlance 16GB (1X16GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 2RX8
  • CAS Latency: CL19
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300D8C16
  •  
  • $79.00 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with ASUSTOR AS6504RD AS6504RS LOCKERSTOR 8 AS6508T AS6510T AS6512RD
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with ASUSTOR AS6504RD AS6504RS LOCKERSTOR 8 AS6508T AS6510T AS6512RD
  • Voltage: 1.2V
  • Compatible System: ASUSTOR AS6504RD ASUSTOR AS6504RS ASUSTOR AS6508T ASUSTOR AS6510T ASUSTOR AS6512RD
  • CAS Latency: CL19
  • Part Number: 2C6D41R808GB
  • Model #: OWC2C6D41R808GB-B777-SF
  •  
  • $74.99 
Available Direct from OWC Available Direct from OWC
Crucial CT16G4RFD8266 16GB DDR4 2666 288-Pin CL19 2Rx8 ECC Registered DIMM Memory
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Crucial CT16G4RFD8266 16GB DDR4 2666 288-Pin CL19 2Rx8 ECC Registered DIMM Memory
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Multi-channel Kit: Quad Channel Kit
  • Model #: CT16G4RFD8266
  •  
  • $139.99 
  • Free Shipping
A-Tech 32GB (4x8GB) 1Rx8 PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Single Rank x8 Server & Workstation RAM Memory Upgrade Kit
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A-Tech 32GB (4x8GB) 1Rx8 PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Single Rank x8 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Multi-channel Kit: Quad Channel Kit
  • Model #: AT8G4D4D2666RS8N12V
  •  
  • $285.95 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
MTA72ASS8G72LZ-2G6D2 Micron 64GB PC4-21300 DDR4-2666MHz ECC Registered CL19 288-Pin Load Reduced DIMM 1.2V Quad Rank Memory Module
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MTA72ASS8G72LZ-2G6D2 Micron 64GB PC4-21300 DDR4-2666MHz ECC Registered CL19 288-Pin Load Reduced DIMM 1.2V Quad Rank Memory Module
  • Chipset: Micron Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: MTA72ASS8G72LZ-2G6D2
NEMIX RAM 8GB (1X8GB) DDR4 2666MHz PC4-21300 1Rx8 1.2V CL19 260-PIN Non-ECC Unbuffered SODIMM Laptop Memory Compatible with QNAP RAM-8GDR4T0-SO-2666
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NEMIX RAM 8GB (1X8GB) DDR4 2666MHz PC4-21300 1Rx8 1.2V CL19 260-PIN Non-ECC Unbuffered SODIMM Laptop Memory Compatible with QNAP RAM-8GDR4T0-SO-2666
  • Brand: NEMIX RAM
  • Series: NEMIX RAM Original Series Memory
  • Capacity: 8GB
  • Speed: DDR4 2666 (PC4 21300)
  • Model #: MS21300-818K1-RAM-8GDR4T0-SO-2666
  •  
  • $56.99 
  • Free Shipping
Direct from NEMIX RAM Direct from NEMIX RAM
A-Tech 8GB DDR4 2666MHz DIMM PC4-21300 UDIMM Non-ECC Unbuffered 1.2V CL19 288-Pin Desktop Computer RAM Memory Upgrade Module
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A-Tech 8GB DDR4 2666MHz DIMM PC4-21300 UDIMM Non-ECC Unbuffered 1.2V CL19 288-Pin Desktop Computer RAM Memory Upgrade Module
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: NE-SS-0028
  •  
  • $58.69 
Available Direct from A-Tech Available Direct from A-Tech
A-Tech 128GB (8x16GB) 1Rx4 PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Single Rank x4 Server & Workstation RAM Memory Upgrade Kit
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A-Tech 128GB (8x16GB) 1Rx4 PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Single Rank x4 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Rank: 1Rx4
  • Model #: AT16G8D4D2666RS4N12V
  •  
  • $1,393.84 
Available Direct from A-Tech Available Direct from A-Tech
AA335287 - Dell Compatible 16GB PC4-21300 DDR4-2666MHz 2Rx8 1.2V Non-ECC SODIMM
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AA335287 - Dell Compatible 16GB PC4-21300 DDR4-2666MHz 2Rx8 1.2V Non-ECC SODIMM
  • Chipset: Major Brand Chipset
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 1Rx8
  • Model #: AA335287
  • $433.00
  •  
  • $89.45 
  • Save: $343.55 (79%)
Hynix HMA82GR7CJR8N-VK 16GB DDR4-2666 ECC REG DIMM
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SK hynix
Hynix HMA82GR7CJR8N-VK 16GB DDR4-2666 ECC REG DIMM
  • Type: 288-Pin DDR4 SDRAM
  • Model #: HMA82GR7CJR8N-VK
  •  
  • $129.00