Compare Solid State Drives

Compare SANDISK Optimus GX PRO 850X 8TB Heatsink vs Western Digital WD Blue SA510 2TB

The main differences between SANDISK Optimus GX PRO 850X 8TB Heatsink and Western Digital WD Blue SA510 2TB are in Capacity, Interface, NVME and Form Factor.

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SANDISK Optimus GX PRO 850X 8TB Heatsink

Western Digital WD Blue SA510 2TB

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Brand

SanDisk

Brand

Western Digital

Model

SDSP81800TAH-000E0
SDSP81800TAH

Model

WDS200T3B0A
WDS200T3B0A-00C7K0

Release Date

📅 February 2026

Release Date

📅 March 2023

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

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User reviews

★★★★☆

(25 reviews)

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Price history

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Price history

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Price/GB

$0.34

Price/GB

$0.14

GB/$1

2.96

GB/$1

7.14

Series

-

Series

SA510 SATA

Capacity

8000 GB

Capacity

2000 GB

Interface

PCIe Gen4 x4

Interface

SATA 6 Gb/s

NVME

Yes

NVME

No

Form Factor

M.2-2280

Form Factor

2.5"

NAND Flash Type

-

NAND Flash Type

3D NAND TLC

Max Sequential Read

-

Max Sequential Read

Up to 560 MB/s

Max Sequential Write

-

Max Sequential Write

Up to 520 MB/s

MTBF

-

MTBF

Up to 1.75M hours

-

Options (4)

	250GB $97.49
	1TB $179.99
	4TB $749.99
	500GB $184.95

Comparison and key differences summary

Reasons to buy the SANDISK Optimus GX PRO 850X 8TB Heatsink:

Newer Product, it was released around 3 years later
More Capacity (+6000 GB available)
Newer interface (PCIe Gen4 x4)

Reasons to buy the Western Digital WD Blue SA510 2TB:

90% cheaper, you can save $2,420.00

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