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DDR4 Desktop RAM Memory Upgrades
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Crucial 16GB 260-Pin DDR4 2666 (PC4-21300) SDRAM SODIMM Memory Module, CL19, Unbuffered, Dual Ranked x8, 2048M x 64, Non-ECC, 1.2V (CT16G4SFD8266)
- CAS Latency: CL19
- Timing: 19-19-19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: CT-16G4SFD8266
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CORSAIR Vengeance LPX 32GB (2 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Memory Kit Model CMK32GX4M2A2666C16
- CAS Latency: CL16
- Voltage: 1.20V
- Timing: 16-18-18-35
- Recommend Use: AMD 300 Series / AMD 400 Series / AMD X570 / High Performance or Gaming Memory / Intel 100 Series / Intel 200 Series / Intel 300 Series / Intel 400 Series / Intel X299
- Model #: CMK32GX4M2A2666C16
- $229.00 –
- More options from $79.99 - $229.00
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#1 Best Seller
Free PNY Pro Elite 128GB USB Drive w/ Purchase, Limited Time Offer
- Brand: PNY
- Capacity: 32GB (2 x 16GB)
- Type: 260-Pin DDR4 SO-DIMM
- Speed: DDR4 3200 (PC4 25600)
- Model #: MN32GK2D43200-TB
- $194.99 –
- More options from $194.99 - $291.99
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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
- $89.99 –
- More options from $67.06 - $89.99
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Crucial 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT8G4SFRA266
- CAS Latency: CL19
- Timing: 19-19-19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: CT8G4SFRA266
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A-Tech 16GB (2x8GB) DDR4 2666 MHz ECC SODIMM PC4-21300 ECC Unbuffered SO-DIMM 260-Pin 1.2V 2Rx8 Dual Rank RAM Memory Upgrade Kit for Microservers, Mobile Workstations, and NAS Servers
- CAS Latency: CL19
- Voltage: 1.20V
- ECC: Yes
- Buffered/Registered: Unbuffered
- Model #: NE-SS-1658
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OWC 8GB Replacement for Synology D4ES03-8G - DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
- Brand: OWC
- Capacity: 8GB
- Type: 260-Pin DDR4 SO-DIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2C6D41R808GB-C333-SF
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OWC 16GB Replacement for Synology D4ES03-16G - DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
- Brand: OWC
- Capacity: 16GB
- Type: 260-Pin DDR4 SO-DIMM
- Speed: DDR4 2666 (PC4 21300)
- Model #: OWC2C6D42R816GB-C334-SF
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Patriot Viper Venom 64GB (2 x 32GB) 288-Pin PC RAM DDR5 6000 (PC5 48000) Desktop Memory Model PVV564G600C36K
- CAS Latency: CL36
- Voltage: 1.35V
- Timing: 36-36-36-76
- Brand: Patriot
- Model #: PVV564G600C36K
- $699.99 –
- More options from $147.99 - $699.99
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Crucial 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT2K8G4SFRA266
- CAS Latency: CL19
- Timing: 19-19-19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: CT2K8G4SFRA266
- $98.99 –
- More options from $98.99 - $143.27
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G.SKILL Value Series 8GB DDR4 2666 (PC4 21300) Desktop Memory Model F4-2666C19S-8GNT
- CAS Latency: CL19
- Voltage: 1.20V
- Timing: 19-19-19-43
- Recommend Use: AMD X570 / X470 / B550 / B450 Intel Z790 DDR4 / Z690 DDR4 / Z590 / Z490 / Z390 / Z370 / Z270 / Z170
- Model #: F4-2666C19S-8GNT
- $68.99 –
- More options from $59.00 - $85.62
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- CAS Latency: CL42
- Brand: AITC KINGSMAN
- Series: VERTEX
- Capacity: 32GB (2 x 16GB)
- Model #: KSD516G60C42VTR-B
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CORSAIR Vengeance LPX (AMD Ryzen Ready) 16GB (2 x 8GB) 288-Pin DDR4 2666 (PC4 21300) AMD Optimized Desktop Memory Model CMK16GX4M2Z2666C16
- CAS Latency: CL16
- Voltage: 1.20V
- Multi-channel Kit: Dual Channel Kit
- Timing: 16-18-18-35
- Model #: CMK16GX4M2Z2666C16
- $149.00 –
- More options from $69.00 - $149.00
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Crucial 8GB 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CT8G4DFRA266
- CAS Latency: CL19
- Voltage: 1.20V
- Timing: 19-19-19
- Buffered/Registered: Unbuffered
- Model #: CT8G4DFRA266
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Patriot Viper Venom RGB 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6000 (PC5 48000) Desktop Memory Model PVVR532G600C36K Compatible with AMD / Intel Gen14 Only
- CAS Latency: CL36
- Voltage: 1.35V
- Timing: 36-36-36-76
- Brand: Patriot
- Model #: PVVR532G600C36K
- $349.99
- $344.99 –
- More options from $81.95 - $471.14
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CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16
- CAS Latency: CL16
- Voltage: 1.20V
- Timing: 16-18-18-35
- Chipset: AMD X399 Compatible
- Model #: CMK64GX4M4A2666C16
- $429.00 –
- More options from $219.00 - $429.00
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CORSAIR Vengeance LPX 16GB (2 x 8GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK16GX4M2A2666C16W
- CAS Latency: CL16
- Voltage: 1.20V
- Timing: 16-18-18-35
- Buffered/Registered: Unbuffered
- Model #: CMK16GX4M2A2666C16W
- $129.00 –
- More options from $79.00 - $129.00
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Patriot Viper Venom 64GB (2 x 32GB) 288-Pin PC RAM DDR5 6000 (PC5 48000) Desktop Memory Model PVV564G600C30K
- CAS Latency: CL30
- Voltage: 1.35V
- Timing: 30-40-40-76
- Brand: Patriot
- Model #: PVV564G600C30K
- $799.99 –
- More options from $162.99 - $799.99
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G.SKILL Ripjaws Series 32GB (2 x 16GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19D-32GRS
- CAS Latency: CL19
- Timing: 19-19-19-43
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: F4-2666C19D-32GRS
- $289.60 –
- More options from $289.60 - $311.32
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G.SKILL Ripjaws Series 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19S-8GRS
- CAS Latency: CL19
- Timing: 19-19-19-43
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: F4-2666C19S-8GRS
- $68.05
- $67.51 –
- More options from $59.00 - $67.89
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Patriot Memory Viper Venom 64GB (2 x 32GB) 288-Pin PC RAM DDR5 6400 (PC5 51200) Desktop Memory Model PVV564G640C32K
- CAS Latency: CL32
- Voltage: 1.40V
- Timing: 32-40-40-84
- Brand: Patriot Memory
- Model #: PVV564G640C32K
- $769.99
- $749.99 –
- More options from $163.99 - $749.99
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CORSAIR Vengeance LPX 32GB (4 x 8GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK32GX4M4A2666C16
- CAS Latency: CL16
- Voltage: 1.20V
- Multi-channel Kit: Quad Channel Kit
- Timing: 16-18-18-35
- Model #: CMK32GX4M4A2666C16
- $289.00 –
- More options from $129.00 - $289.00
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CORSAIR Vengeance RGB Pro 16GB (2 x 8GB) 288-Pin DDR4 DRAM DDR4 2666 (PC4 21300) Desktop Memory Model CMW16GX4M2A2666C16
- CAS Latency: CL16
- Voltage: 1.20V
- Timing: 16-18-18-35
- Recommend Use: AMD 300 Series / AMD 400 Series / Intel 300 Series / Intel 400 Series / AMD & Intel Compatible / AMD 500 Series / AMD TRX40
- Model #: CMW16GX4M2A2666C16
- $179.00 –
- More options from $89.00 - $179.00
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Patriot Viper Venom 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6000 (PC5 48000) Desktop Memory Model PVV532G600C36K Compatible with AMD / Intel Gen14 Only
- CAS Latency: CL36
- Voltage: 1.25V
- Timing: 36-36-36-76
- Brand: Patriot
- Model #: PVV532G600C36K
- $379.49
- $339.99 –
- Save: $39.50 (10%)
- More options from $77.95 - $339.99
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G.SKILL Ripjaws Series 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19D-16GRS
- CAS Latency: CL19
- Timing: 19-19-19-43
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: F4-2666C19D-16GRS
- $123.88 –
- More options from $123.88 - $129.47
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OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx8 VLP 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade for Select Workstations, Servers, and NAS Systems
- CAS Latency: CL19
- Voltage: 1.2V
- Brand: OWC
- Capacity: 32GB
- Model #: OWC2E6V42R832GB-SF
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Patriot Viper Venom 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6000 (PC5 48000) Desktop Memory Model PVV532G600C30K Compatible with AMD & Intel Gen14 Only
- CAS Latency: CL30
- Voltage: 1.35V
- Timing: 30-40-40-76
- Brand: Patriot
- Model #: PVV532G600C30K
- $390.49
- $354.99 –
- Save: $35.50 (9%)
- More options from $83.95 - $354.99
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Crucial 8GB Single DDR4 2666 MT/s (PC4-21300) SR x8 DIMM 288-Pin Memory - CT8G4DFS8266
- CAS Latency: CL19
- Voltage: 1.20V
- Multi-channel Kit: Dual Channel Kit
- Timing: 19-19-19
- Model #: CT8G4DFS8266-CRUCIAL
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A-Tech 32GB (2x16GB) DDR4 2666 MHz ECC SODIMM PC4-21300 ECC Unbuffered SO-DIMM 260-Pin 1.2V 2Rx8 Dual Rank RAM Memory Upgrade Kit for Microservers, Mobile Workstations, and NAS Servers
- CAS Latency: CL19
- Voltage: 1.20V
- ECC: Yes
- Buffered/Registered: Unbuffered
- Model #: NE-SS-0607
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Patriot Memory Viper Venom 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6400 (PC5 51200) Desktop Memory Model PVV532G640C32K Compatible with AMD / Intel Gen14 Only
- CAS Latency: CL32
- Voltage: 1.40V
- Timing: 32-40-40-84
- Recommend Use: AMD 600 Series / AMD 800 Series / Intel 600 Series / Intel 700 Series
- Model #: PVV532G640C32K
- $379.49
- $349.99 –
- Save: $29.50 (7%)
- More options from $349.99 - $489.99
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RIMLANCE 16GB(2x8GB) DDR4-2666(PC4-21300) non-ECC Unbuffered Desktop Memory Kit
- CAS Latency: CL19
- Multi-channel Kit: Dual Channel Kit
- Buffered/Registered: Unbuffered
- Model #: RLMUD-21300-2/16-28
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Avarum RAM equal to 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT2K8G4SFRA266
- CAS Latency: CL19
- Timing: 19-19-19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: NP141
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G.SKILL Ripjaws V Series 32GB (4 x 8GB) DDR4 2666 (PC4 21300) Desktop Memory Model F4-2666C19Q-32GVR
- CAS Latency: CL19
- Voltage: 1.20V
- Timing: 19-19-19-43
- Recommend Use: AMD TRX40 / X570 / B550 Intel X99 / X299 / Z690 DDR4 / Z590 / Z490 / Z390 / Z370 / Z270 / Z170
- Model #: F4-2666C19Q-32GVR
- $315.99 –
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CORSAIR Vengeance LPX 64GB (4 x 16GB) DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16W
- CAS Latency: CL16
- Voltage: 1.20V
- Timing: 16-18-18-35
- ECC: Non-ECC
- Model #: CMK64GX4M4A2666C16W
- $449.00 –
- More options from $279.00 - $449.00
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CORSAIR Vengeance LPX 32GB (4 x 8GB) DDR4 2666 (PC4 21300) C15 Memory Kit - Black Model CMK32GX4M4A2666C15
- Voltage: 1.20V
- Timing: 15-17-17-35
- Buffered/Registered: Unbuffered
- Heat Spreader: Anodized Aluminum
- Model #: CMK32GX4M4A2666C15
- $249.00 –
- More options from $99.00 - $249.00
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Crucial 32GB Kit (2 x 16GB) DDR4-2666 DIMM 288-Pin Memory Kit CT2K16G4DFD8266
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Features: CT2K16G4DFD8266 is a 32GB Kit consisting of (2) 16GB DDR4 desktop modules that operates at speeds up to 2666 MT/s and has a CL19 latency. It is an Unbuffered DIMM. It conforms to the industry standard DDR4 ECC UDIMM layout of 288 pins and is compatible with systems that take DDR4 2666 MT/s UDIMM memory.
- Model #: CT2K16G4DFD8266
- $195.99
- $193.99 –
- More options from $193.99 - $259.21
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Axiom 1XD84AA-AX 8Gb Ddr4-2666 Ecc Rdimm For Hp - 1Xd84Aa
- ECC: ECC
- BIOS/Performance Profile: Intel XMP 2.0
- Model #: 1XD84AA-AX
- $148.02 –
- More options from $148.02 - $310.57
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G.SKILL Aegis 32GB (2 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model F4-2666C19D-32GIS
- CAS Latency: CL19
- Voltage: 1.20V
- Multi-channel Kit: Dual Channel Kit
- Timing: 19-19-19-43
- Model #: F4-2666C19D-32GIS
- $230.99
- $209.99 –
- Save: $21.00 (9%)
- More options from $62.66 - $284.35
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G.SKILL Ripjaws Series 32GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19S-32GRS
- CAS Latency: CL19
- Timing: 19-19-19-43
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: F4-2666C19S-32GRS
- $259.99 –
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G.SKILL Ripjaws Series 64GB (2 x 32GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19D-64GRS
- CAS Latency: CL19
- Timing: 19-19-19-43
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: F4-2666C19D-64GRS
- $399.99 –
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- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Multi-channel Kit: Dual Channel Kit
- Model #: MR-H16D426S7E-NA
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RIMLANCE Ram 16GB DDR4-2666 (PC4-21300) 288-Pin desktop memory
- CAS Latency: CL19
- Chipset: Major Brand Chipset
- Buffered/Registered: Unbuffered
- Parts: Lifetime warranty
- Model #: RLMUD-21300-16-28-0702
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32GB (2x16GB) DDR4 2666 (PC4 21300) Desktop Memory Module by Avarum RAM
- CAS Latency: CL19
- Voltage: 1.20V
- Timing: 19-19-19
- Buffered/Registered: Unbuffered
- Model #: NRG78
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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
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- LED Color: None
- Model #: KCP426NS8/8