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Compare CORSAIR WS 128GB (4x32GB) DDR5 5600MHz ECC RDIMM vs Crucial 128GB (2x64GB) DDR5 5600MHz

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  3. CORSAIR WS 128GB (4x32GB) DDR5 5600MHz ECC RDIMM 🆚 Crucial 128GB (2x64GB) DDR5 5600MHz
CORSAIR WS 128GB (4x32GB) DDR5 5600MHz ECC RDIMM and Crucial 128GB (2x64GB) DDR5 5600MHz are both memory with the same Speed (DDR5-5600 MHz). The main differences are in Size, CAS Latency, First Word Latency and Voltage.
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CORSAIR WS 128GB (4x32GB) DDR5 5600MHz ECC RDIMM CL40 AMD Expo (CMA128GX5M4B5600Z40)
CORSAIR WS 128GB (4x32GB) DDR5 5600MHz ECC RDIMM
Crucial 128GB (2x64GB) DDR5 5600MHz UDIMM 288-Pin CT2K64G56C46U5
Crucial 128GB (2x64GB) DDR5 5600MHz
Prices
(Change region)
Out of Stock
Free shipping
$942.99
Out of Stock
Free shipping
$1,199.99
-
Buy now
Prices
(Change region)
Out of Stock
Free shipping
$1,111.99
Out of Stock
$1,112.49
Out of Stock
$1,112.49
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Corsair
Brand
Crucial
Model
CMA128GX5M4B5600Z40
Model
CT2K64G56C46U5
Release Date
📅 April 2024
Release Date
📅 February 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★☆
(63 reviews)
Price history
View Details ►
Price history
View Details ►
Price/GB
$7.37
Price/GB
$8.69
GB/$1
0.14
GB/$1
0.12
Samsung B-Die
No
Samsung B-Die
No
Compatible PC parts
Motherboards ►
Compatible PC parts
Motherboards ►
Type
288-pin DDR5 DIMM
Type
288-pin DDR5 DIMM
Speed
DDR5-5600 MHz
Speed
DDR5-5600 MHz
Size
128GB (4 x 32GB)
Size
128GB (2 x 64GB)
CAS Latency
40
CAS Latency
46
Timing
40-40-40-77
Timing
-
First Word Latency
14.28 ns
First Word Latency
16.43 ns
Voltage
1.25 V
Voltage
1.1 V
Heat Spreader
No
Heat Spreader
No
ECC Support
Yes
ECC Support
No
Color
-
Color
Black

Comparison and key differences summary

Reasons to buy the CORSAIR WS 128GB (4x32GB) DDR5 5600MHz ECC RDIMM:

  • 15% cheaper, you can save $169.00
  • Less CAS latency (-6)
  • Better first word latency (-2.15 ns)

Buy now

Reasons to buy the Crucial 128GB (2x64GB) DDR5 5600MHz:

  • Newer Product, it was released around 10 months later
  • Less voltage required (-0.15 V needed)

Buy now

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