Western Digital WD_BLACK SN7100 500GB vs WD_BLACK SN850 500GB + Heatsink SSD Comparison

Western Digital WD_BLACK SN7100 500GB and WD_BLACK SN850 500GB + Heatsink are both solid state drives with the same Capacity (500 GB), Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in NAND Flash Type, Max Sequential Read, Max Sequential Write and MTBF.

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Western Digital WD_BLACK SN7100 500GB

WD_BLACK SN850 500GB + Heatsink

Prices
(Change region)

In Stock

Free shipping

$142.43

In Stock

$189.95

Last updated 42 minutes ago.

Out of Stock

$222.64

Prices
(Change region)

In Stock

Free shipping

$299.00

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Brand

Western Digital

Brand

Western Digital

Model

WDS500G4X0E-00CJA0
WDS500G4X0E

Model

WDS500G1XHE

Release Date

📅 December 2024

Release Date

* First availability for purchase, it may not correspond to the actual market launch date.

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User reviews

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(22 reviews)

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Price/GB

$0.12

Price/GB

$0.14

GB/$1

8.33

GB/$1

7.14

Series

SN7100

Series

BLACK SN850 NVMe

Capacity

500 GB

Capacity

500 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

NAND Flash Type

TLC 3D NAND

NAND Flash Type

3D NAND

Max Sequential Read

Up to 6800 MB/s

Max Sequential Read

Up to 7000 MB/s

Max Sequential Write

Up to 5800 MB/s

Max Sequential Write

Up to 4100 MB/s

MTBF

1,750,000 hours

MTBF

1.75M Hours

Options (9)

	SN850 - Up to 7,000 MB/s 2TB $291.00
	SN850X - Up to 7,300 MB/s 2TB $349.00
	SN850 - Up to 7,000 MB/s 500GB $59.99
	SN850 w/ Heatsink - Up to 7,000 MB/s 1TB $255.59
	SN850X w/ Heatsink - Up to 7,300 MB/s 1TB $249.00
	SN850X - Up to 7,300 MB/s 1TB $222.51
	SN850 w/ Heatsink - Up to 7,000 MB/s 2TB $239.99
	SN850X w/ Heatsink - Up to 7,300 MB/s 2TB $391.95
	SN850 - Up to 7,000 MB/s 1TB $187.61