ADATA Legend 800 1TB vs SANDISK Optimus GX PRO 850X 1TB SSD Comparison

ADATA Legend 800 1TB and SANDISK Optimus GX PRO 850X 1TB are both solid state drives with the same Capacity (1000 GB), Interface (PCIe Gen4 x4) and Form Factor (M.2-2280).

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ADATA Legend 800 1TB

SANDISK Optimus GX PRO 850X 1TB

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Out of Stock

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$71.71

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In Stock

$329.99

In Stock

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$329.99

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$329.99

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Brand

ADATA

Brand

SanDisk

Model

ALEG-800-1000GCS

Model

SDSP81100TAN-000E0
SDSP81100TAN

Release Date

📅 February 2026

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

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Price/GB

$0.07

Price/GB

$0.33

GB/$1

13.95

GB/$1

3.03

Capacity

1000 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

Options (5)

	1TB (2280) 5000/4200 MB/s
	2TB (2280) 5000/4200 MB/s
	4TB (2280) 7400/6800 MB/s $1,018.90
	2TB (2280) 3500/2800 MB/s $169.90
	240GB 520/450 MB/s $29.35