Compare Solid State Drives

Compare SK hynix Platinum P51 2TB vs SANDISK Optimus 5100 1TB

SK hynix Platinum P51 2TB and SANDISK Optimus 5100 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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SK hynix Platinum P51 2TB

SANDISK Optimus 5100 1TB

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Brand

SK hynix

Brand

SanDisk

Model

SKH-P51-2TB

Model

SDSP51100TAN-000E0
SDSP51100TAN

Release Date

📅 April 2025

Release Date

📅 February 2026

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

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Price history

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Price/GB

$0.15

Price/GB

$0.30

GB/$1

6.46

GB/$1

3.37

Capacity

2000 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

NAND Flash Type

3D NAND TLC

NAND Flash Type

-

Max Sequential Read

Up to 14700 MB/s

Max Sequential Read

-

Max Sequential Write

Up to 13400 MB/s

Max Sequential Write

-

MTBF

1,500,000 hours

MTBF

-

Options (1)

SK hynix Platinum P51 1TB

1.0 TB
$194.98

-

Comparison and key differences summary

Reasons to buy the SK hynix Platinum P51 2TB:

More Capacity (+1000 GB available)
Newer interface (PCIe Gen5 x4)

Reasons to buy the SANDISK Optimus 5100 1TB:

4% cheaper, you can save $12.55
Newer Product, it was released around 10 months later

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