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Speed
DDR5
DDR5 8400 (PC5 67200)
DDR5 8200 (PC5 65600)
DDR5 8000 (PC5 64000)
DDR5 7800 (PC5 62400)
DDR5 7600 (PC5 60800)
DDR5 7200 (PC5 57600)
DDR5 7000 (PC5 56000)
DDR5 6800 (PC5 54400)
DDR5 6600 (PC5 52800)
DDR5 6400 (PC5 51200)
DDR5 6200 (PC5 49600)
DDR5 6000 (PC5 48000)
DDR5 5800 (PC5 46400)
DDR5 5600 (PC5 44800)
DDR5 5200 (PC5 41600)
DDR5 4800 (PC5 38400)
DDR4
DDR4 4800 (PC4-38400)
DDR4 4600 (PC4 36800)
DDR4 4400 (PC4 35200)
DDR4 4266 (PC4 34100)
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DDR4 3800 (PC4 30400)
DDR4 3600 (PC4 28800)
DDR4 3466 (PC4 27700)
DDR4 3333 (PC4 26600)
DDR4 3200 (PC4 25600)
DDR4 3000 (PC4 24000)
DDR4 2933 (PC4 23466)
DDR4 2933 (PC4 23400)
DDR4 2800 (PC4 22400)
DDR4 2666 (PC4 21333)
DDR4 2666 (PC4 21330)
DDR4 2666 (PC4 21300)
DDR4 2400 (PC4 19200)
DDR4 2133 (PC4 17000)
DDR3
DDR3 3200 (PC3 25600)
DDR3 2400 (PC3 19200)
DDR3 2133 (PC3 17000)
DDR3 1866 (PC3 15000)
DDR3 1866 (PC3 14900)
DDR3L 1866 (PC3L 14900)
DDR3 1600 (PC3 12800)
DDR3L 1600 (PC3L 12800)
DDR3 1333 (PC3 10666)
DDR3 1333 (PC3 10600)
DDR3L 1333 (PC3L 10600)
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DDR2 1066 (PC2 8500)
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DDR2 667 (PC2 5300)
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DDR2 533 (PC2 4200)
DDR2 400 (PC2 3200)
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Capacity
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4GB per Module
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16GB (4 x 4GB)
BIOS/Performance Profile
AMD EXPO
Intel XMP 2.0
CAS Latency
CAS Latency 21-30
CL22
CAS Latency 11-20
CL15
CL16
CL17
CL18
CL19
CAS Latency 1-5
CL1.5
Multi-channel Kit
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High Performance or Gaming Memory
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Voltage
1.20V
1.35V
ECC
Yes
No
Sold by
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Type
288-Pin DDR4 SDRAM
Color
Black
Black PCB
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Red
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Black / Red
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White
LED Color
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Condition
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Total Capacity
4 GB
8 GB
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32 GB
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Speed:
DDR4 2666 (PC4 21300)
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HEWLETT-PACKARD 3TK85AT 4GB DDR4-2666 DIMM SBY
Model #:
HEW#3TK85AT
$
29
.99
–
Add to cart
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MemoryMasters SNP5H5PWC/8G - 8GB PC4-21300 DDR4-2666MHz 1Rx8 1.2V Non-ECC UDIMM (Equivalent to OEM PN # SNP5H5PWC/8G)
Model #:
M-M-1336B07Q42KFND
$
59
.95
–
Free Shipping
Add to cart
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MemoryMasters 3PL81AA - 8GB PC4-21300 DDR4-2666MHz 1Rx8 1.2V Non-ECC UDIMM (Equivalent to OEM PN # 3PL81AA)
Model #:
M-M-1360B07NT6CGHK
$
59
.95
–
Free Shipping
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4X70U39095 - Lenovo Compatible 16GB PC4-21300 DDR4-2666MHz 2Rx8 1.2V ECC SODIMM
Chipset:
Major Brand Chipset
Voltage:
1.20V
Type:
288-Pin DDR4 SDRAM
Rank:
2Rx8
Model #:
4X70U39095
$
239
.45
–
Add to cart
Compare
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HPE 16GB (1x16GB) Single Rank x4 DDR4-2666 CAS-19-19-19 Registered Smart Memory
ECC:
ECC
Model #:
815098B21TM
$
212
.82
–
More options from $212.82 - $231.13
$9.99 Shipping
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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
$
226
.07
–
More options from $183.22 - $451.26
Free Shipping
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Avarum RAM equal to 8GB Kit (4GBx2) DDR4 2666 MT/s (PC4-21300) CL19 x8 UDIMM 288-Pin Memory - CT2K4G4DFS8266
CAS Latency:
CL19
Voltage:
1.20V
Timing:
19-19-19
Buffered/Registered:
Unbuffered
Model #:
NP116
$
72
.46
–
Free Shipping
Direct from Avarum
This product is sold direct from the manufacturer.
Add to cart
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Avarum RAM equal to 8GB Kit (4GBx2) DDR4 2666 MT/s (PC4-21300) CL19 x16 UDIMM 288-Pin Memory - CT2K4G4DFS6266
CAS Latency:
CL19
Voltage:
1.20V
Timing:
19-19-19
Buffered/Registered:
Unbuffered
Model #:
NP118
$
72
.46
–
Free Shipping
Direct from Avarum
This product is sold direct from the manufacturer.
Add to cart
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Avarum RAM equal to 4GB Single DDR4 2666 MT/s (PC4-21300) CL19 x8 UDIMM 288-Pin Memory - CT4G4DFS8266
CAS Latency:
CL19
Voltage:
1.20V
Timing:
19-19-19
Buffered/Registered:
Unbuffered
Model #:
NP106
$
41
.41
–
Free Shipping
Direct from Avarum
This product is sold direct from the manufacturer.
Add to cart
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Avarum RAM equal to 4GB Single DDR4 2666 MT/s (PC4-21300) CL19 x16 UDIMM 288-Pin Memory - CT4G4DFS6266
CAS Latency:
CL19
Voltage:
1.20V
Timing:
19-19-19
Buffered/Registered:
Unbuffered
Model #:
NP109
$
41
.41
–
Free Shipping
Direct from Avarum
This product is sold direct from the manufacturer.
Add to cart
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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
$
258
.80
–
Free Shipping
Direct from Avarum
This product is sold direct from the manufacturer.
Add to cart
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16GB DDR4-2666 PC4-21300 Replacement for DELL SNPTP9W1C/16G AA101753 by Avarum RAM
CAS Latency:
CL19
Voltage:
1.20V
Timing:
19-19-19
Buffered/Registered:
Unbuffered
Model #:
NRG111
$
134
.58
–
Free Shipping
Direct from Avarum
This product is sold direct from the manufacturer.
Add to cart
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OWC 8GB Replacement for Synology D4EU02-8G - DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade
CAS Latency:
CL19
Voltage:
1.2V
Brand:
OWC
Capacity:
8GB
Model #:
OWC2E6D41R808GB-C335-SF
$
74
.99
–
Direct from OWC
This product is sold direct from the manufacturer.
Add to cart
Compare
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OWC 16GB (2x8GB) DDR4 2666MHz PC4-21300 CL19 1RX8 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 #:
OWC2U6D41R8016P
$
118
.78
–
Direct from OWC
This product is sold direct from the manufacturer.
Add to cart
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OWC 32GB Replacement for QNAP RAM-32GDR4S0-UD-2666 32GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V Non-ECC UDIMM Memory RAM Module Upgrade
CAS Latency:
CL19
Voltage:
1.2V
Brand:
OWC
Capacity:
32GB
Model #:
OWC2U6D42R832GB-B606-SF
$
249
.99
–
Direct from OWC
This product is sold direct from the manufacturer.
Add to cart
Compare
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OWC 32GB (4x8GB) DDR4 2666MHz PC4-21300 CL19 1RX8 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 #:
OWC2U6D41R8032S
$
237
.56
–
Direct from OWC
This product is sold direct from the manufacturer.
Add to cart
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OWC 32GB Replacement for Micron MTA18ADF4G72AZ-2G6 - DDR4 2666 PC4-21300 CL19 2Rx8 VLP 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade
CAS Latency:
CL19
Voltage:
1.2V
Brand:
OWC
Capacity:
32GB
Model #:
OWC2E6V42R832GB-C286-SF
$
379
.99
–
Direct from OWC
This product is sold direct from the manufacturer.
Add to cart
Compare
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OWC 16GB 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:
16GB
Model #:
OWC2E6V42R816GB-SF
$
199
.99
–
Direct from OWC
This product is sold direct from the manufacturer.
Add to cart
Compare
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OWC 16GB Replacement for Hynix HMA82GU8CJR8N-VK Micron MTA18ADF2G72AZ?2G6 - DDR4 2666 PC4-21300 CL19 2Rx8 VLP 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade
CAS Latency:
CL19
Voltage:
1.2V
Brand:
OWC
Capacity:
16GB
Model #:
OWC2E6V42R816GB-C285-SF
$
199
.99
–
Direct from OWC
This product is sold direct from the manufacturer.
Add to cart
Compare
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Refurbished
Colorful Desktop Memory DDR4 16G 2666MHz 288 Pin PC RAM (PC4-21300) CL19 1.2V Desktop Computer Gaming Memory
CAS Latency:
CL19
Multi-channel Kit:
Dual Channel Kit
Timing:
19-19-19-43
Brand:
Colorful
Model #:
CDPC16G2666D4N8
$
197
.00
–
Free Shipping
Add to cart
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HP 815100-B21 E - DDR4 - 32 GB - DIMM 288-pin - 2666 MHz / PC4-21300 - CL19 - 1.2 V - registered - ECC
OUT OF STOCK
CAS Latency:
CL19
Model #:
HP#815100B21
$
1,763
.99
–
Free Shipping
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