Compare Solid State Drives

Compare SANDISK Optimus GX 7100 2TB vs XPG GAMMIX S50 1TB

SANDISK Optimus GX 7100 2TB and XPG GAMMIX S50 1TB are both solid state drives with the same Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in Capacity.

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SANDISK Optimus GX 7100 2TB

XPG GAMMIX S50 1TB

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Brand

SanDisk

Brand

XPG

Model

SDSP71200TAN-000E0
SDSP71200TAN

Model

AGAMMIXS50-1TT-C

Release Date

📅 February 2026

Release Date

📅 October 2019

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

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User reviews

★★★☆☆

(5 reviews)

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Price history

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Price history

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Price/GB

$0.27

Price/GB

$0.59

GB/$1

3.71

GB/$1

1.68

Series

-

Series

GAMMIX S50

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

NAND Flash Type

-

NAND Flash Type

3D TLC

Max Sequential Read

-

Max Sequential Read

ATTO: 4700 MB/s
CDM (QD32-T1): 5000 MB/s
AS SSD: 4100 MB/s

Max Sequential Write

-

Max Sequential Write

ATTO: 4200 MB/s
CDM (QD32-T1): 4400 MB/s
AS SSD: 3700 MB/s

MTBF

-

MTBF

1,700,000 hours

Options (3)

	500GB $159.99
	4TB $1,199.99
	1TB $299.99

Options (3)

	2TB 3900/3200MB/s $159.99
	2TB 5000/4400MB/s $773.17
	1TB 3900/3200MB/s $178.44

Comparison and key differences summary

Reasons to buy the SANDISK Optimus GX 7100 2TB:

9% cheaper, you can save $54.27
Newer Product, it was released around 6 years later
More Capacity (+1000 GB available)

Reasons to buy the XPG GAMMIX S50 1TB:

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