DDR4 2666 | Newegg.com

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Desktop Memory

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Server Memory

System Specific Memory

Brands

NEMIX RAM
OWC
A-Tech
Brute Networks
Computer Memory Solutions
SAMSUNG

Avarum
SK hynix
Crucial
Kingston Technology Corp.
Corsair
Micron Technology, Inc.
Black Diamond Memory
G.SKILL
RIMLANCE
DELL
HP
Axiom
Supermicro
Timetec
Patriot Memory
DATO
DUCI
Micron
Bolton Technical

Price

$0 - $10
$10 - $25
$25 - $50
$50 - $75
$75 - $100
$100 - $200

$200 - $300
$300 - $400
$400 - $500
$500 - $750
$750 - $1000
$1000 - $1250
$1250 - $1500
$1500 - $2000
$2000 - $2500
$2500 - $3000
$3000 - $3500
$3500 - $4000
$4000 - $4500
$4500 - $5000
$5000 and more

Speed

DDR5
- DDR5 4800 (PC5 38400)
DDR4
- DDR4 4600 (PC4 36800)
- DDR4 4000 (PC4 32000)
- DDR4 3600 (PC4 28800)
- DDR4 3466 (PC4 27700)
- DDR4 3333 (PC4 26600)
- DDR4 3200 (PC4 25600)
- DDR4 3000 (PC4 24000)
- 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 2666 (PC3 21300)
- DDR3 2400 (PC3 19200)
- DDR3 1866 (PC3 14900)
- DDR3 1600 (PC3 12800)
- DDR3L 1600 (PC3L 12800)
- DDR3 1066 (PC3 8500)
DDR2
- DDR2 667 (PC2 5300)

Capacity

256GB per Module
- 512GB (2 x 256GB)
- 3TB (12 x 256GB)
- 2TB (8 x 256GB)
- 1.5TB (6 x 256GB)
- 1TB (4 x 256GB)
128GB per Module
- 256GB (2 x 128GB)
- 512GB (4 x 128GB)
- 1TB (8 x 128GB)
- 2TB (16 x 128GB)
- 1.5TB (12 x 128GB)
- 768GB (6 x 128GB)
64GB per Module
- 64GB
- 128GB (2 x 64GB)
- 256GB (4 x 64GB)
- 384GB (6 x 64GB)
- 512GB (8 x 64GB)
- 1TB (16 x 64GB)
- 768GB (12 x 64GB)
48GB per Module
- 192GB (4 x 48GB)
32GB per Module
- 32GB
- 64GB (2 x 32GB)
- 128GB (4 x 32GB)
- 256GB (8 x 32GB)
- 384GB (12 x 32GB)
- 512GB (16 x 32GB)
- 192GB (6 x 32GB)
16GB per Module
- 16GB
- 32GB (2 x 16GB)
- 64GB (4 x 16GB)
- 96GB (6 x 16GB)
- 128GB (8 x 16GB)
- 192GB (12 x 16GB)
- 256GB (16 x 16GB)

8GB per Module
- 8GB
- 16GB (2 x 8GB)
- 32GB (4 x 8GB)
- 48GB (6 x 8GB)
- 64GB (8 x 8GB)
- 128GB (16 x 8GB)
4GB per Module
- 4GB
- 8GB (2 x 4GB)
- 16GB (4 x 4GB)
2GB per Module
- 2GB
- 32GB (16 x 2GB)
1GB per Module
- 1GB
Under 1GB per Module
- 64MB
Others
- 128GB
- 256GB
- 512GB

Type

288-Pin DDR4 SDRAM
240-Pin DDR3 SDRAM
240-Pin DDR2 SDRAM
184-Pin DDR SDRAM
100-Pin SDRAM
288-Pin DDR4 RDIMM

CAS Latency

CAS Latency 31-40
- CL38
- CL40
CAS Latency 21-30
- CL21
- CL22
CAS Latency 11-20
- CL11
- CL13
- CL14
- CL15
- CL16
- CL17
- CL18
- CL19
- CL20
CAS Latency 1-5
- CL1.5
- CL5

Multi-channel Kit

Dual Channel Kit
Quad Channel Kit

Recommend Use

AMD & Intel Compatible
AMD 300 Series
AMD 400 Series
AMD 500 Series
AMD B350
AMD B450

AMD B550
AMD Ryzen Compatible
AMD Threadripper Compatible
AMD TRX40
AMD X370
AMD X399
AMD X470
AMD X570
Intel Compatible
Intel 600 Series
Intel 500 Series
Intel 400 Series
Intel 300 Series
Intel 200 Series
Intel 100 Series
Intel B660
Intel X99
Intel X299
Intel Z170
Intel Z270
Intel Z370
Intel Z390
Intel Z490
Intel Z590
Intel Z690
Intel Z790
High Performance or Gaming Memory

Voltage

1.10V
1.20V
1.35V
1.45V
1.50V
1.80V

ECC

Yes
No
ECC Chipkill

Color

Black
- Black PCB
Red
- Red
Green
- Green
Gray
- Gray
- Gunmetal Grey
Multi
- Black / Red
- N/A
- Green/Black
Silver
- Silver

White
- White

BIOS/Performance Profile

Intel XMP 2.0

LED Color

RGB
White
Green
None

All Top Brands

Top Brands

Availability

In Stock

Condition

New
Recertified
- Refurbished
Used
- Like New
- Very Good

Total Capacity

64 MB
1 GB
2 GB
4 GB
8 GB
16 GB

32 GB
48 GB
64 GB
96 GB
128 GB
Total Capacity
192 GB
256 GB
384 GB
512 GB
768 GB
1024 GB
1536 GB
2048 GB
3072 GB

Current Promotion

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40% off and more

Sold by

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Lowest Price In 30 Days
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Coupon Code Eligible
Warranty
- Less than 1 Year
- 1 - 3 Years
- 3 - 5 Years
- More than 5 years
- Lifetime

Free Shipping
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Customer Ratings

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DDR4 Desktop RAM Memory Upgrades

Shop A-Tech

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A-Tech 4GB DDR4 3200MHz DIMM PC4-25600 UDIMM Non-ECC Unbuffered 1.2V CL22 288-Pin Desktop Computer RAM Memory Upgrade Module

$26^.15 –

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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

$54^.77 –

(11)

A-Tech 8GB DDR4 3200MHz DIMM PC4-25600 UDIMM Non-ECC Unbuffered CL22 1.2V 288-Pin Desktop Computer RAM Memory Upgrade Module

$73^.16 –

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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

$142^.86 –
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Avarum RAM equal to 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Notebook Memory Model CT8G4SFS8266

CAS Latency: CL19
Timing: 19-19-19
Voltage: 1.20V
Buffered/Registered: Unbuffered
Model #: NP126

$76^.60 –
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Avarum RAM equal to 16GB (2 x 8GB) DDR4 2666 (PC4 21300) 260-Pin DDR4 SO-DIMM Laptop Memory Model CT2K8G4SFS8266

CAS Latency: CL19
Timing: 19-19-19
Voltage: 1.20V
Buffered/Registered: Unbuffered
Model #: NP142

$142^.86 –
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16GB RAM Replacement for Crucial CT16G4VFS4266 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx4
Model #: NE-PNR-1628

$128^.17 –

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64GB RAM Replacement for Crucial CT64G4LFQ4266 | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 4Rx4
Model #: NE-PNR-1639

$359^.99 –

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64GB RAM Replacement for HP L09287-850 | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 4Rx4
Model #: NE-PNR-1788

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32GB RAM Replacement for Oracle-Sun 7330698 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
Model #: NE-PNR-2170

$254^.92 –

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32GB RAM Replacement for HP 2660-0431, L09286-850, P04177-001 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
Model #: NE-PNR-1743

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64GB RAM Replacement for HP 880842-B21 | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 4Rx4
Model #: 5053772484641

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64GB RAM Replacement for Samsung M386A8K40BM2-CTD7Q, M386A8K40BM2-CTD7Y | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory

Chipset: Samsung Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 4Rx4
Model #: NE-PNR-2253

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16GB RAM Replacement for HP L09285-850, 864707-591 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx4
Model #: NE-PNR-1738

$128^.17 –

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32GB RAM Replacement for IBM-Lenovo 01AG619 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
Model #: NE-PNR-1924

$254^.92 –

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32GB RAM Replacement for Cisco UCS-MR-X32G2RS-H, 15-105081-01 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
Model #: NE-PNR-1560

$254^.92 –

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16GB RAM Replacement for Hynix HMA82GU7DJR8N-VK | DDR4 2666MHz PC4-21300 ECC UDIMM 2Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx8
Model #: NE-PNR-1826

$159^.99 –

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8GB RAM Replacement for Micron MTA9ASF1G72PZ-2G6J1 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx8 Server Memory

Chipset: Micron Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx8
Model #: NE-PNR-2071

$54^.99 –

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16GB RAM Replacement for IBM-Lenovo 01KR360 | DDR4 2666MHz PC4-21300 ECC UDIMM 2Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx8
Model #: 5053772485921

$159^.99 –

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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

$54^.99 –

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A9723936 - Dell Compatible 32GB PC4-21300 DDR4-2666Mhz 2RX4 1.2v ECC LRDIMM

Chipset: Major Brand Chipset
CAS Latency: CL15
Voltage: 1.20V
Type: 288-Pin DDR4 SDRAM
Model #: A9723936

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16GB RAM Replacement for IBM-Lenovo 01AG618, 01DE973, 4X77A08599, 4X77A08610, 7X77A01303 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx8
Model #: 5053772485860

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16GB RAM Replacement for HP 838089-B21, P06184-001 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx8
Model #: 5053772484139

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64GB RAM Replacement for IBM-Lenovo 01AG622, 01DE975, 01KR372, 4X77A78614, 7X77A01305 | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 4Rx4
Model #: 5053772486331

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16GB RAM Replacement for Micron MTA18ADF2G72PZ-2G6, MTA18ASF2G72PZ-2G6, MTA18ASF2G72PZ-2G6D1 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx4
Model #: 5053772477391

$128^.17 –

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32GB RAM Replacement for Micron MTA36ASF4G72PZ-2G6, MTA36ASF4G72PZ-2G6B2, MTA36ASF4G72PZ-2G6D1 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
Model #: 5053772477322

$254^.92 –

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16GB RAM Replacement for Hynix HMA82GU7CJR8N-VK, HMA82GU8CJR8N-VK | DDR4 2666MHz PC4-21300 ECC UDIMM 2Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx8
Model #: 5053772478855

$159^.99 –

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32GB RAM Replacement for Hynix HMA84GR7MFR4N-VK | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
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Model #: NE-PNR-1827

$254^.92 –

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8GB RAM Replacement for IBM-Lenovo 01AG617, 01KR186, 01KR363, 4X70P98201, 7X77A01301 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx8
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32GB RAM Replacement for IBM-Lenovo 01DE974, 01PE616, 4X70P98203, 78P4191, 78P4198, 7X77A01304 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
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16GB RAM Replacement for HP 815098-S21, 850880-001, 872837-091 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx4
Model #: 5053772484108

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16GB RAM Replacement for Cisco UCS-MR-X16G1RS-H, 15-105079-01 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx4
Model #: NE-PNR-1556

$128^.17 –

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16GB RAM Replacement for Dell 370-AEJP, 370-AEKL, AA335286, SNPVDFYDC/16G, VDFYD | DDR4 2666MHz PC4-21300 ECC UDIMM 2Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx8
Model #: 5053772482371

$159^.99 –

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32GB RAM Replacement for Dell 370-ADNE, 370-ADNF, 370-ADOT | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
Model #: 5053772482579

$254^.92 –

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64GB RAM Replacement for Samsung M386A8K40BM2-CTD, M386A8K40CM2-CTD, M386A8K40DM2-CTD | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 4Rx4
Model #: 5053772477469

$359^.99 –

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16GB RAM Replacement for IBM-Lenovo 01DE972, 02JG437, 4X70P98202, 78P4197, 7X77A01302 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx4
Model #: 5053772485853

$128^.17 –

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16GB RAM Replacement for Dell AA153023, AA546831, DFK3Y, PWR5T, SNPDFK3YC/16G, XMP93 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx8 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx8
Model #: 5053772482302

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32GB RAM Replacement for HP P05590-B21, P28221-B21 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 2Rx4
Model #: 5053772484399

$254^.92 –

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16GB RAM Replacement for Samsung M393A2K40BB2-CTD, M393A2K40CB2-CTD, M393A2K40DB2-CTD | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory

Chipset: Major Brand Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 1Rx4
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