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$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

DDR4
- DDR4 3600 (PC4 28800)
- DDR4 3200 (PC4 25600)
- DDR4 3000 (PC4 24000)
- DDR4 2933 (PC4 23400)
- DDR4 2666 (PC4 21333)
- DDR4 2666 (PC4 21330)
- DDR4 2666 (PC4 21300)
- DDR4 2400 (PC4 19200)
DDR3
- DDR3 2666 (PC3 21300)
- DDR3 1066 (PC3 8500)

Capacity

256GB per Module
- 2TB (8 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)
- 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)
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)
Others
- 128GB
- 256GB

BIOS/Performance Profile

AMD EXPO
Intel XMP 2.0
Intel XMP 2.0 only

CAS Latency

CAS Latency 21-30
- CL21
- CL22
CAS Latency 11-20
- CL11
- CL15
- CL16
- CL17
- CL18
- CL19
CAS Latency 1-5
- CL1.5

Multi-channel Kit

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Quad Channel Kit

Recommend Use

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Intel Z690
Intel Z790
High Performance or Gaming Memory

Voltage

1.20V
1.35V

ECC

Yes
No
ECC Chipkill

Type

288-Pin DDR5 CUDIMM
288-Pin DDR5 SDRAM
288-Pin DDR4 SDRAM
184-Pin DDR SDRAM
100-Pin SDRAM
288-Pin DDR4 RDIMM

Color

Black
- Black PCB
Red
- Red
Green
- Green
Gray
- Gray
Multi
- Black / Red
- Black / White
- N/A
Silver
- Silver

White
- White

LED Color

RGB
None
Lightweight

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- Very Good
- Good
- Acceptable
Open Box

Total Capacity

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
2048 GB

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- Lifetime
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DDR4 Desktop RAM Memory Upgrades

Shop A-Tech

(11)

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

$69^.10 –

(11)

A-Tech 64GB (2x32GB) DDR4 3200MHz DIMM PC4-25600 UDIMM Non-ECC Unbuffered CL22 2Rx8 1.2V 288-Pin Dual Rank Desktop Computer PC RAM Memory Upgrade Kit

$446^.18 –

(11)

A-Tech 8GB DDR4 2666MHz DIMM PC4-21300 UDIMM Non-ECC Unbuffered 1.2V CL19 288-Pin Desktop Computer RAM Memory Upgrade Module

$58^.69 –

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OWC 32GB (2x16GB) Replacement for Synology D4RD-2666-16G, D4ER01-16G, DDR4 2666 MHz PC4-21300 ECC Registered RDIMM RAM Memory Compatible with Synology Flashstation FS3400, FS3410, FS3600

CAS Latency: CL19
Voltage: 1.2V
Multi-channel Kit: Dual Channel Kit
Part Number: 2R6D42R4032P
Model #: OWC2R6D42R4032P-ZBG-SF

$269^.19 –

Available Direct from OWC

This product is sold direct from the manufacturer.

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OWC 8.0GB DDR4 PC4-21300 2666MHz SO-DIMM 260 Pin Memory Upgrade For 2019 iMac and 2018 Mac Mini Models and PCs Which Utilize PC4-21300 SO-DIMM. Model OWC2666DDR4S08G

Model #: 2666DDR4S08G

$62^.99 –

Direct from OWC

This product is sold direct from the manufacturer.

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Supermicro Certified MEM-DR464LE-LR26 | Samsung M386A8K40BM2-CTD | 64GB PC4-21300 DDR4 2666MHz 4DRx4/4Rx4 Quad Rank ECC LRDIMM Load Reduced 288-Pin Server Memory RAM

Chipset: Samsung Chipset
CAS Latency: CL19
Voltage: 1.20V
Rank: 4DRx4 (4Rx4)
Model #: MEM-DR464LE-LR26 M386A8K40BM2-CTD

$279^.85 –

Direct from A-Tech

This product is sold direct from the manufacturer.

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A-Tech 8GB RAM for Apple iMac (2019, 2020), Mac mini (Late 2018, Early 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade

Voltage: 1.20V
Compatible System: Apple Mac Systems
Rank: 1Rx8
Parts: Lifetime
Model #: NE-MAC-0102

$63^.21 –

Direct from A-Tech

This product is sold direct from the manufacturer.

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A-Tech 16GB Kit (2x8GB) RAM for Apple iMac Pro (Late 2017) | DDR4 2666MHz PC4-21300 ECC RDIMM 288-Pin Memory Upgrade

Voltage: 1.20V
Compatible System: Apple Mac Systems
Rank: 1Rx8
Parts: Lifetime
Model #: NE-MAC-0094

$142^.97 –
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A-Tech 16GB Kit (2x8GB) RAM for Apple iMac (2019, 2020), Mac mini (Late 2018, Early 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade

Voltage: 1.20V
Compatible System: Apple Mac Systems
Rank: 1Rx8
Parts: Lifetime
Model #: NE-MAC-0100

$126^.41 –

Direct from A-Tech

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OWC 128GB DDR4 2666 PC4-21300 CL19 8Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Compatible with Dell PowerEdge MX840c XR2

Brand: OWC
Capacity: 128GB
Speed: DDR4 2666 (PC4 21300)
ECC: Yes
Model #: OWC2R6D48R4128G-C344-SF

$899^.99 –

Direct from OWC

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OWC 16GB DDR4 2666MHz PC4-21300 CL19 1.2V 288pin Server ECC Registered RDIMM Memory RAM Compatible with Lenovo ThinkSystem (Xeon SP Gen 1) SR670 SR850 SR860 SR950 ST550

Voltage: 1.2V
Compatible System: Lenovo ThinkSystem (Xeon SP Gen 1) SR670 Lenovo ThinkSystem (Xeon SP Gen 1) SR850 Lenovo ThinkSystem (Xeon SP Gen 1) SR860 Lenovo ThinkSystem (Xeon SP Gen 1) SR950 Lenovo ThinkSystem (Xeon SP Gen 1) ST550
CAS Latency: CL19
Part Number: 2R6D42R816GB
Model #: OWC2R6D42R816GB-B073-SF