Compare Solid State Drives

Compare SANDISK Optimus 5100 1TB vs Silicon Power UD85 2TB

SANDISK Optimus 5100 1TB and Silicon Power UD85 2TB 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 5100 1TB

Silicon Power UD85 2TB

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Brand

SanDisk

Brand

Silicon Power

Model

SDSP51100TAN-000E0
SDSP51100TAN

Model

SP02KGBP44UD8505

Release Date

📅 February 2026

Release Date

-

* 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 history

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Price/GB

$0.30

Price/GB

-

GB/$1

3.37

GB/$1

-

Capacity

1000 GB

Capacity

2000 GB

Interface

PCIe Gen4 x4

Interface

PCIe Gen4 x4

NVME

Yes

NVME

Yes

Form Factor

M.2-2280

Form Factor

M.2-2280

-

Options (3)

	Gen 4 Speed up to 7,000 MBs 1TB $174.79
	Gen3 1TB
	Gen 4 1TB

Comparison and key differences summary

Reasons to buy the SANDISK Optimus 5100 1TB:

Reasons to buy the Silicon Power UD85 2TB:

More Capacity (+1000 GB available)

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