Compare Solid State Drives

Compare Western Digital SN850 2TB vs SANDISK Optimus GX PRO 850X 1TB

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  2. Solid State Drives
  3. Western Digital SN850 2TB 🆚 SANDISK Optimus GX PRO 850X 1TB
Western Digital SN850 2TB and SANDISK Optimus GX PRO 850X 1TB are both solid state drives with the same Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in Capacity.
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Western Digital BLACK SN850 2TB NVMe Gen4 PCIe M.2 2280 WDS200T1X0E
Western Digital SN850 2TB
SANDISK Optimus GX PRO 850X 1TB NVMe PCIe Gen4 x4 M.2-2280 SDSP81100TAN-000E0
SANDISK Optimus GX PRO 850X 1TB
Prices
(Change region)
In Stock
+ $29.99 Shipping
$291.00
In Stock
$465.73
Last updated 42 minutes ago.
Prices
(Change region)
In Stock
$329.99
In Stock
Free shipping
$329.99
In Stock
Free shipping
$329.99
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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
Western Digital
Brand
SanDisk
Model
WDS200T1X0E
Model
  • SDSP81100TAN-000E0
  • SDSP81100TAN
Release Date
📅 October 2020
Release Date
📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Performance (Charts)
35th / 1746
Performance (Charts)
n/a
Effective Value
65th / 336
Effective Value
-
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.11
Price/GB
$0.33
GB/$1
9.09
GB/$1
3.03
Series
BLACK SN850 NVMe
Series
-
Capacity
2000 GB
Capacity
1000 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
WD/SanDisk NVMe G2
SSD Controller
-
NAND Flash Type
3D NAND
NAND Flash Type
-
Max Sequential Read
Up to 7000 MB/s
Max Sequential Read
-
Max Sequential Write
Up to 5100 MB/s
Max Sequential Write
-
MTBF
1.75M Hours
MTBF
-
-

Comparison and key differences summary

Reasons to buy the Western Digital SN850 2TB:

  • 12% cheaper, you can save $38.99
  • More Capacity (+1000 GB available)

Buy now

Reasons to buy the SANDISK Optimus GX PRO 850X 1TB:

  • Newer Product, it was released around 5 years later

Buy now

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