Western Digital WD_BLACK SN7100 2TB vs BLACK SN850X 1TB + Heatsink SSD Comparison

Western Digital WD_BLACK SN7100 2TB and Western Digital BLACK SN850X 1TB + Heatsink are both solid state drives with the same Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in Capacity, NAND Flash Type, Max Sequential Read and Max Sequential Write.

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Western Digital WD_BLACK SN7100 2TB	Western Digital BLACK SN850X 1TB + Heatsink
Prices (Change region) In Stock Free shipping $284.05 In Stock $289.50 Last updated 31 minutes ago. Out of Stock $289.99 In Stock Free shipping $299.99 In Stock $299.99 Show 2 more offers	Prices (Change region) In Stock $249.99 Last updated 29 minutes ago. Out of Stock $259.99
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Brand Western Digital	Brand Western Digital
Model WDS200T4X0E-00CJA0 WDS200T4X0E	Model WDS100T2XHE
Release Date 📅 December 2024	Release Date 📅 August 2022
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Performance (Charts) n/a	Performance (Charts) 39th / 1746
Effective Value -	Effective Value 19th / 336
Price history View Details ►	Price history View Details ►
Price/GB $0.14	Price/GB $0.25
GB/$1 7.04	GB/$1 4
Series SN7100	Series BLACK SN850X NVMe
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 -	SSD Controller 20-82-20035-B1
NAND Flash Type TLC 3D NAND	NAND Flash Type BiCS5 112-layer TLC
Max Sequential Read Up to 7250 MB/s	Max Sequential Read Up to 7300 MB/s
Max Sequential Write Up to 6900 MB/s	Max Sequential Write Up to 6300 MB/s
MTBF 1,750,000 hours	MTBF 1.75M Hours