Compare Solid State Drives

Compare Western Digital WD_BLACK SN8100 4TB Heatsink vs BLACK SN850X 4TB + Heatsink

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  2. Solid State Drives
  3. Western Digital WD_BLACK SN8100 4TB Heatsink 🆚 Western Digital BLACK SN850X 4TB + Heatsink
Western Digital WD_BLACK SN8100 4TB Heatsink and Western Digital BLACK SN850X 4TB + Heatsink are both solid state drives with the same Capacity (4000 GB) and Form Factor (M.2-2280). The main differences are in Performance (+42%), Interface, Max Sequential Read and Max Sequential Write.
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Western Digital WD_BLACK SN8100 4TB Heatsink NVMe Gen 5 PCIe 5.0 x4 M.2 2280 WDS400T1XHM
Western Digital WD_BLACK SN8100 4TB Heatsink
Western Digital BLACK SN850X 4TB + Heatsink NVMe Gen4 PCIe M.2 2280 Up to 7,300 MB/s WDS400T2XHE
Western Digital BLACK SN850X 4TB + Heatsink
Prices
(Change region)
In Stock
Free shipping
$999.99
In Stock
$999.99
In Stock
Free shipping
$999.99
Prices
(Change region)
In Stock
$649.99
Last updated 17 minutes ago.
In Stock
$649.99
In Stock
$649.99
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Brand
Western Digital
Brand
Western Digital
Model
  • WDS400T1XHM
  • WDS400T1XHM-00CMT0
Model
  • WDS400T2XHE
  • WDS400T2XHE-00BCA0
  • WDBB9H0040BNC-WRSN
Release Date
-
Release Date
📅 July 2024
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★☆
(23 reviews)
User reviews
★★★★☆
(107 reviews)
Performance (Charts)
1st / 1746
(0%)
Performance (Charts)
25th / 1746
(-42%)
Effective Value
104th / 336
Effective Value
120th / 336
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.25
Price/GB
$0.16
GB/$1
4
GB/$1
6.15
Series
-
Series
Black
Capacity
4000 GB
Capacity
4000 GB
Interface
PCIe Gen5 x4
Interface
PCIe Gen4 x4
NVME
Yes
NVME
Yes
Form Factor
M.2-2280
Form Factor
M.2-2280
Max Sequential Read
Up to 14900 MB/s
Max Sequential Read
Up to 7300 MB/s
Max Sequential Write
Up to 14000 MB/s
Max Sequential Write
Up to 6600 MB/s
MTBF
1,750,000 Hours
MTBF
1.75M Hours
-

Comparison and key differences summary

Reasons to buy the Western Digital WD_BLACK SN8100 4TB Heatsink:

  • Much better performance, around +42%
  • Moderately better effective value.
  • Newer interface (PCIe Gen5 x4)

Buy now

Reasons to buy the Western Digital BLACK SN850X 4TB + Heatsink:

  • 35% cheaper, you can save $350.00

Buy now

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