SANDISK Optimus 5100 2TB vs Western Digital WDS500G1B0B SSD Comparison

SANDISK Optimus 5100 2TB and Western Digital WDS500G1B0B 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 5100 2TB

Western Digital WDS500G1B0B

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$559.96

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Out of Stock

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$99.99

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Brand

SanDisk

Brand

Western Digital

Model

SDSP51200TAN-000E0
SDSP51200TAN

Model

WDS500G1B0B

Release Date

📅 February 2026

Release Date

📅 April 2020

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

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User reviews

★★★★★

(290 reviews)

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Performance (Charts)

n/a

Performance (Charts)

325th / 1746

Effective Value

247th / 336

Price history

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Price history

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Price/GB

$0.28

Price/GB

$0.20

GB/$1

3.57

GB/$1

Series

Blue

Capacity

2000 GB

Capacity

500 GB

Interface

PCIe Gen4 x4

Interface

SATA 6 Gb/s

NVME

Yes

NVME

Form Factor

M.2-2280

Form Factor

M.2-2280

NAND Flash Type

2D NAND

Max Sequential Read

Up to 545 MB/s

Max Sequential Write

Up to 525 MB/s

MTBF

1,750,000 hours

Options (5)

	1TB 2D NAND 2.5” SSD $139.99
	1TB 2D NAND M.2 2280 SSD $149.03
	250GB 2D NAND 2.5” SSD $88.67
	250GB 2D NAND M.2 2280 SSD
	500GB 2D NAND 2.5” SSD $139.99