Compare Solid State Drives

Compare SANDISK Optimus GX PRO 850X 1TB vs Samsung 850 EVO 500GB M.2 MZ-N5E500BW

SANDISK Optimus GX PRO 850X 1TB and Samsung 850 EVO 500GB M.2 MZ-N5E500BW are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity, Interface and NVME.

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SANDISK Optimus GX PRO 850X 1TB

Samsung 850 EVO 500GB M.2 MZ-N5E500BW

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Brand

SanDisk

Brand

Samsung

Model

SDSP81100TAN-000E0
SDSP81100TAN

Model

MZ-N5E500BW

Release Date

📅 February 2026

Release Date

📅 February 2015

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

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User reviews

★★★★☆

(251 reviews)

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Price history

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Price history

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Price/GB

$0.33

Price/GB

$0.30

GB/$1

3.03

GB/$1

3.33

Series

-

Series

850 EVO

Capacity

1000 GB

Capacity

500 GB

Interface

PCIe Gen4 x4

Interface

SATA 6 Gb/s

NVME

Yes

NVME

No

Form Factor

M.2-2280

Form Factor

M.2-2280

SSD Controller

-

SSD Controller

Samsung MGX

NAND Flash Type

-

NAND Flash Type

3D NAND

Max Sequential Read

-

Max Sequential Read

Up to 540 MB/s

Max Sequential Write

-

Max Sequential Write

Up to 500 MB/s

MTBF

-

MTBF

1,500,000 hours

-

Options (2)

	1 TB $399.99
	250 GB $149.99

Comparison and key differences summary

Reasons to buy the SANDISK Optimus GX PRO 850X 1TB:

Newer Product, it was released around 11 years later
More Capacity (+500 GB available)
Newer interface (PCIe Gen4 x4)

Reasons to buy the Samsung 850 EVO 500GB M.2 MZ-N5E500BW:

55% cheaper, you can save $180.00

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