SANDISK Optimus GX PRO 8100 1TB vs ADATA LEGEND 850 1TB SSD Comparison

SANDISK Optimus GX PRO 8100 1TB and ADATA LEGEND 850 1TB are both solid state drives with the same Capacity (1000 GB) and Form Factor (M.2-2280). The main differences are in Interface.

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SANDISK Optimus GX PRO 8100 1TB

ADATA LEGEND 850 1TB

Prices
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In Stock

$349.99

In Stock

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$349.99

In Stock

$349.99

Last updated 46 minutes ago.

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Out of Stock

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$47.35

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Brand

SanDisk

Brand

ADATA

Model

SDSP82100TAN-000E0
SDSP82100TAN

Model

ALEG-850-1TCS

Release Date

📅 February 2026

Release Date

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

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Price/GB

$0.35

Price/GB

$0.05

GB/$1

2.86

GB/$1

21.12

Series

LEGEND 850

Capacity

1000 GB

Capacity

1000 GB

Interface

PCIe Gen5 x4

Interface

PCIe Gen4 x4

NVME

Yes

NVME

Yes

Form Factor

M.2-2280

Form Factor

M.2-2280

SSD Controller

Silicon Motion SM2269XT

NAND Flash Type

3D NAND

Max Sequential Read

Up to 5,000MB/s* (PC/Laptop)
Up to 4,600MB/s (PS5)

Max Sequential Write

Up to 4100MB/s

MTBF

2,000,000 hours

Options (7)

	4tb GX PRO 8100 $1,399.99
	8tb GX PRO 8100 w/ Heatsink $2,849.99
	4tb GX PRO 8100 w/ Heatsink $1,449.99
	8tb GX PRO 8100 $2,799.99
	1tb GX PRO 8100 w/ Heatsink $369.99
	2tb GX PRO 8100 w/ Heatsink $729.99
	2tb GX PRO 8100 $689.54