Plextor M8Pe 512GB M.2 PX-512M8PeGN vs SANDISK Optimus GX PRO 8100 1TB SSD Comparison

Plextor M8Pe 512GB M.2 PX-512M8PeGN and SANDISK Optimus GX PRO 8100 1TB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity and Interface.

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Plextor M8Pe 512GB M.2 PX-512M8PeGN

SANDISK Optimus GX PRO 8100 1TB

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$349.99

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$349.99

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$349.99

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Brand

Plextor

Brand

SanDisk

Model

PX-512M8PeGN

Model

SDSP82100TAN-000E0
SDSP82100TAN

Release Date

📅 February 2026

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

User reviews

★★★★☆

(94 reviews)

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Performance (Charts)

147th / 1746

Performance (Charts)

n/a

Effective Value

Price history

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Price/GB

$0.35

GB/$1

2.86

Series

M8PeGN

Series

Capacity

512 GB

Capacity

1000 GB

Interface

PCIe Gen3 x4

Interface

PCIe Gen5 x4

NVME

Yes

NVME

Yes

Form Factor

M.2-2280

Form Factor

M.2-2280

SSD Controller

Marvell 1093

SSD Controller

Cache

512MB

Cache

Max Sequential Read

Up to 2300 MB/s

Max Sequential Read

Max Sequential Write

Up to 1300 MB/s

Max Sequential Write

MTBF

2,400,000 hours

MTBF

Options (4)

	1T M.2
	256G M.2
	256G M.2 with HeatSink $251.07
	512G M.2 with HeatSink $249.72

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