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Compare Western Digital BLACK SN850X 4TB vs BLACK SN850X 2TB

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Brand
Western Digital
Brand
Western Digital
Model
WDS400T2X0E
Model
WDS200T2X0E
Release Date
📅 August 2022
Release Date
📅 August 2022
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Performance (Charts)
1st / 1375
(0%)
Performance (Charts)
2nd / 1375
(-4%)
Effective Value
52nd / 303
Effective Value
11th / 303
Price history
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Price history
View Details ►
Price/GB
$0.07
Price/GB
$0.07
GB/$1
13.33
GB/$1
14.29
Series
BLACK SN850X NVMe
Series
BLACK SN850X NVMe
Capacity
4000 GB
Capacity
2000 GB
Interface
PCIe Gen4 x4
Interface
PCIe Gen4 x4
NVME
Yes
NVME
Yes
Form Factor
M.2-2280
Form Factor
M.2-2280
SSD Controller
20-82-20035-B1
SSD Controller
20-82-20035-B1
NAND Flash Type
BiCS5 112-layer TLC
NAND Flash Type
BiCS5 112-layer TLC
Max Sequential Read
Up to 7300 MB/s
Max Sequential Read
Up to 7300 MB/s
Max Sequential Write
Up to 6600 MB/s
Max Sequential Write
Up to 6600 MB/s
MTBF
1.75M Hours
MTBF
1.75M Hours

What are the differences between Western Digital BLACK SN850X 4TB and BLACK SN850X 2TB? Analyze head-to-head all specifications and features to find out the better ssd.

Comparison and key differences summary

Reasons to pick the Western Digital BLACK SN850X 4TB:

  • Slightly better average performance, around +4%.
  • More Capacity (+2000 GB available)

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Reasons to pick the Western Digital BLACK SN850X 2TB:

  • 53% cheaper, you can save $160.00.
  • Moderately better effective value.

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