SANDISK Optimus 5100 1TB vs Optimus GX 7100 4TB SSD Comparison

SANDISK Optimus 5100 1TB and SANDISK Optimus GX 7100 4TB 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	SANDISK Optimus GX 7100 4TB
Prices (Change region) In Stock Free shipping $349.55 In Stock + $11.20 Shipping $369.99	Prices (Change region) In Stock Prime Exclusive $1,019.99 Last updated 32 minutes ago. In Stock $1,073.99 In Stock Free shipping $1,073.99 In Stock $1,073.99 In Stock Free shipping $1,119.99 In Stock Free shipping $1,603.09 Show 3 more offers
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Brand SanDisk	Brand SanDisk
Model SDSP51100TAN-000E0 SDSP51100TAN	Model SDSP71400TAN-000E0 SDSP71400TAN
Release Date 📅 February 2026	Release Date 📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.35	Price/GB $0.25
GB/$1 2.86	GB/$1 3.92
Series -	Series Optimus GX 7100
Capacity 1000 GB	Capacity 4000 GB
Interface PCIe Gen4 x4	Interface PCIe Gen4 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
NAND Flash Type -	NAND Flash Type 3D NAND TLC
Max Sequential Read -	Max Sequential Read Up to 7000 MB/s
Max Sequential Write -	Max Sequential Write Up to 6700 MB/s
MTBF -	MTBF 1,750,000 hours