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DDR4 Desktop RAM Memory Upgrades
Shop A-Tech

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Hynix HMA81GU7CJR8N-VK 8GB DDR4-2666 ECC UDIMM
- Type: 288-Pin DDR4 SDRAM
- Rank: 1Rx8
- Model #: HMA81GU7CJR8N-VK
- $119.99 –
- Free Shipping

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Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHZ PC4-21300 SODIMM 1RX8
- Buffered/Registered: Unbuffered
- Model #: RSO21300S8C8
- $47.99 –
- Free Shipping

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QNAP 4GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Memory, T1 Version Model RAM-4GDR4T1-SO-2666
- Model #: RAM-4GDR4T1-SO-2666
- $350.85 –
- Free Shipping

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OWC 128GB (8x16GB) DDR4 2666MHz PC4-21300 CL19 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
- CAS Latency: CL19
- Voltage: 1.2V
- Multi-channel Kit: Dual Channel Kit
- Recommend Use: Desktops
- Model #: OWC2U6D42R8128K
- $878.16 –

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A-Tech 16GB 2Rx4 PC4-21300 DDR4 2666 ECC REG RDIMM Registered DIMM 288-Pin Dual Rank x4 Server RAM Memory Module
- Chipset: Major Brand Chipset
- Type: 288-Pin DDR4 SDRAM
- Rank: 2Rx4
- Parts: Lifetime
- Model #: AT16G1D4D2666RD4N12V
- $155.06 –

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A-Tech 16GB (2x8GB) 1Rx8 PC4-21300 / PC4-21300E DDR4 2666 MHz ECC UDIMM 1.2V ECC Unbuffered DIMM 288-Pin Single Rank x8 Server & Workstation RAM Memory Upgrade Kit
- CAS Latency: CL19
- Rank: 1Rx8
- Model #: AT8G2D4D2666US8N12V
- $239.98 –
- Free Shipping

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Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHz PC4-21300 ECC UDIMM 1RX8
- CAS Latency: CL19
- Type: 288-Pin DDR4 SDRAM
- Rank: 1Rx8
- Model #: REU21300S8C8
- $62.00 –
- Free Shipping

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SNPTP9W1C/16G - Dell Compatible 16GB PC4-21300 DDR4-2666MHz 2Rx8 1.2V Non-ECC UDIMM
- CAS Latency: CL15
- Voltage: 1.20V
- Chipset: Major Brand Chipset
- Buffered/Registered: Unregistered
- Model #: SNPTP9W1C/16G
- $159.45 –

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8GB RAM Replacement for Hynix HMA81GR7CFR8N-VK, HMA81GR7MFR8N-VK | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx8 Server Memory
- Chipset: Major Brand Chipset
- CAS Latency: CL19
- Voltage: 1.20V
- Rank: 1Rx8
- Model #: NE-PNR-1830
- $71.49 –
- Free Shipping

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8GB RAM Replacement for Hynix HMA81GR7AFR8N-VK, HMA81GR7CJR8N-VK, HMA81GR7JJR8N-VK | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx8 Server Memory
- Chipset: Major Brand Chipset
- CAS Latency: CL19
- Voltage: 1.20V
- Rank: 1Rx8
- Model #: 5053772477957
- $71.49 –
- Free Shipping

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Supermicro Certified MEM-DR416LA-ER26 | Samsung M393A2K40BB2-CTD | 16GB PC4-21300 DDR4 2666MHz 1Rx4 Single Rank ECC RDIMM Registered 288-Pin Server Memory RAM
- Chipset: Samsung Chipset
- CAS Latency: CL19
- Voltage: 1.20V
- Rank: 1Rx4
- Model #: MEM-DR416LA-ER26 M393A2K40BB2-CTD
- $154.43 –

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16GB RAM Replacement for HP 3TK84AA, 3TK84AT, 3TK84TA, 3TQ36AA, 3TQ36AT, 4VN07AA, 4VN07UT, 937438-850 | DDR4 2666MHz PC4-21300 SODIMM 2Rx8 Laptop Memory
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Features: Major Brand Chips
- Model #: 5053772484269
- $105.92 –

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Hynix HMA84GR7AFR4N-VK 32GB DDR4-2666 ECC REG DIMM
- Type: 288-Pin DDR4 SDRAM
- Model #: 421-001712000361964
- $198.81 –

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Supermicro Certified MEM-DR416L-HL01-EU26 Hynix HMA82GU7CJR8N-VK 16GB DDR4-2666 ECC UDIMM
- CAS Latency: CL11
- Voltage: 1.20V
- Type: 288-Pin DDR4 SDRAM
- Rank: 2Rx8
- Model #: HY4162666ECCD8-1-M6
- $169.99 –

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OWC 8GB (2x4GB) Replacement for Crucial CT2K4G4SFS8266 - DDR4 2666MHz PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM
- Brand: OWC
- Capacity: 8GB (2 x 4GB)
- Type: 260-Pin DDR4 Non-ECC SODIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2S6D41R8008P-CE13-SF
- $67.88 –

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OWC 8GB Replacement for Crucial CT8G4SFRA266 CT8G4S266M - DDR4 2666MHz PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM
- Brand: OWC
- Capacity: 8GB
- Type: 260-Pin DDR4 Non-ECC SODIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2S6D41R808GB-AUJ-SF
- $59.99 –

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OWC 16GB (2x8GB) Replacement for Crucial CT2K8G4SFRA266 CT2K8G4S266M - DDR4 2666MHz PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM
- Brand: OWC
- Capacity: 16GB (2 x 8GB)
- Type: 260-Pin DDR4 Non-ECC SODIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2S6D41R8016P-CE14-SF
- $118.78 –
- Free Shipping

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OWC 4GB Replacement for Crucial CT4G4SFS8266 - DDR4 2666MHz PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM
- Brand: OWC
- Capacity: 4GB
- Type: 260-Pin DDR4 Non-ECC SODIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2S6D41R804GB-ATY-SF
- $34.99 –

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OWC 32GB Replacement for Crucial CT32G4SFD8266 CT32G4S266M - DDR4 2666MHz PC4-21300 CL19 2Rx8 260-pin 1.2V Non-ECC SODIMM
- Brand: OWC
- Capacity: 32GB
- Type: 260-Pin DDR4 Non-ECC SODIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2S6D42R832GB-AUN-SF
- $239.99 –

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OWC 64GB (2x32GB) DDR4 2666MHz PC4-21300 CL19 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory RAM Upgrade for Server
- CAS Latency: CL19
- Voltage: 1.2V
- Multi-channel Kit: Dual Channel Kit
- Part Number: 2R6D42R4064P
- Model #: OWC2R6D42R4064P
- $538.36 –

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OWC 16GB DDR4 2666MHz PC4-21300 CL19 1.2V 288-Pin Non-ECC UDIMM Memory RAM Compatible with Hp Pavilion 590-P0007Nf 590-P0008Nl 590-P0013Nb 590-P0016 590-P0030
- Voltage: 1.2V
- Compatible System: HP Pavilion 590-p0007nf HP Pavilion 590-p0008nl HP Pavilion 590-p0013nb HP Pavilion 590-p0016 HP Pavilion 590-p0030
- CAS Latency: CL19
- Part Number: 2U6D42R816GB
- Model #: OWC2U6D42R816GB-AEP
- $109.99 –

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OWC 64GB (2x32GB) Replacement for Crucial CT2K32G4SFD8266 CT2K32G4S266M - DDR4 2666MHz PC4-21300 CL19 2Rx8 260-pin 1.2V Non-ECC SODIMM
- Brand: OWC
- Capacity: 64GB (2 x 32GB)
- Type: 260-Pin DDR4 Non-ECC SODIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2S6D42R8064P-CE15-SF
- $479.50 –

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OWC 8GB Replacement for QNAP RAM-8GDR4ECT0-RD-2666 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade
- CAS Latency: CL19
- Voltage: 1.2V
- Part Number: 2R6D41R808GB
- Type: 288-Pin DDR4 ECC RDIMM
- Model #: OWC2R6D41R808GB-B589-SF
- $89.99 –
- Free Shipping

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OWC 32GB DDR4 2666MHz PC4-21300 CL19 4RX4 ECC Load Reduced LRDIMM 1.2V 288-pin Memory RAM Upgrade for Server
- CAS Latency: CL19
- Voltage: 1.2V
- Part Number: 2L6D44R432GB
- Type: 288-Pin DDR4 ECC LRDIMM
- Model #: OWC2L6D44R432GB
- $269.99 –

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OWC 128GB Replacement for Crucial CT128G4ZFE426S CT128G4ZFJ426S - DDR4 2666 PC4-21300 CL19 8Rx4 288-pin 1.2V ECC Load Reduced LRDIMM Memory RAM Module Upgrade
- Brand: OWC
- Capacity: 128GB
- Speed: DDR4 2666 (PC4 21300)
- ECC: Yes
- Model #: OWC2L6D48R4128G-CA41-SF
- $899.99 –

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OWC 64GB Replacement for Fujitsu S26361-F4026-L764 S26361-F4026-L364 S26361-F4026-E764 S26361-F4026-E364 S26361-F4026-E364 - DDR4 2666 PC4-21300 CL19 4Rx4 288-pin 1.2V ECC RDIMM Memory RAM Upgrade
- Brand: OWC
- Capacity: 64GB
- Speed: DDR4 2666 (PC4 21300)
- ECC: Yes
- Model #: OWC2R6D44R464GB-C294-SF
- $499.99 –
- Free Shipping

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8GB RAM Replacement for Dell A9845650, AA335287, SNPD715XC/8G | DDR4 2666MHz PC4-21300 ECC UDIMM 1Rx8 Server Memory
- Chipset: Major Brand Chipset
- CAS Latency: CL19
- Voltage: 1.20V
- Rank: 1Rx8
- Model #: 5053772482999
- $129.99 –
- Free Shipping

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8GB RAM Replacement for Micron MTA18ASF1G72PZ-2G6B1, MTA18ASF1G72PZ-2G6F1 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory
- Chipset: Micron Chipset
- CAS Latency: CL19
- Voltage: 1.20V
- Rank: 1Rx4
- Model #: NE-PNR-2070
- $54.99 –

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A-Tech 8GB 1Rx4 PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Single Rank x4 Server & Workstation RAM Memory Upgrade Module
- Chipset: Major Brand Chipset
- CAS Latency: CL19
- Voltage: 1.20V
- Rank: 1Rx4
- Model #: AT8G1D4D2666RS4N12V
- $54.99 –

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AGI UD138 8GB DDR4 UDIMM 2666MHz CL19, 1.2V, 288-pin for Computer Memory RAM Module Upgrade
- CAS Latency: CL19
- Voltage: 1.20V
- Brand: AGI
- Series: UD138
- Model #: AGI266608UD138
- $80.00 –
- Free Shipping

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128GB RAM Replacement for Samsung M393AAK40B42-CWD | DDR4 2666MHz PC4-21300 ECC RDIMM 2S4Rx4 (8Rx4 3DS/TSV) Server Memory
- Chipset: Samsung Chipset
- CAS Latency: CL19
- Voltage: 1.20V
- Rank: 2S4Rx4 (8Rx4)
- Model #: NE-PNR-2296
- $714.99 –

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4GB RAM Replacement for Samsung M471A5244BB0-CTD, M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 SODIMM 1Rx16 Laptop Memory
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Recommend Use: AMD & Intel Compatible
- Model #: 5053772475984
- $39.92 –

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8GB RAM Replacement for HP L33261-001, 937236-850 | DDR4 2666MHz PC4-21300 SODIMM 1Rx8 Laptop Memory
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Features: L33261-001, 937236-850
- Model #: NE-PNR-1733
- $61.40 –

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32GB RAM Replacement for Hynix HMAA4GS6CJR8N-VK | DDR4 2666MHz PC4-21300 SODIMM 2Rx8 Laptop Memory
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Features: HMAA4GS6CJR8N-VK
- Model #: NE-PNR-1832
- $183.83 –

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Refurbished ASUS PRIME B365M-A LGA-1151 Support 9th/8th Gen Intel Processor with Aura Sync RGB Header, DDR4 2666 MHz, M.2 Support, HDMI, SATA 6Gbps mATX Motherboard
- Memory Standard: DDR4 2666/ 2400/ 2133 MHz Non-ECC, Un-buffered Memory* The maximum memory frequency supported varies by processor** DDR4 2666 MHz and higher memory modules will run at max. 2666 MHz on Intel 8th Gen. 6-core or higher processors
- Number of Memory Slots: 4x288pin (DDR4)
- Audio Chipset: Realtek ALC887
- Brand: ASUS
- Model #: PRIME B365M-A
- $65.07 –
- More options from $65.07 - $101.72
- Free Shipping

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16GB RAM Replacement for Kingston ACR26D4S9D8MD-16, KVR26S19D8/16 | DDR4 2666MHz PC4-21300 SODIMM 2Rx8 Laptop Memory
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Features: Major Brand Chips
- Model #: 5053772488175
- $105.92 –






