Silicon Power Ace A55 1TB vs SANDISK Optimus GX PRO 8100 8TB SSD Comparison

The main differences between Silicon Power Ace A55 1TB and SANDISK Optimus GX PRO 8100 8TB are in Capacity, Interface, NVME and Form Factor.

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Silicon Power Ace A55 1TB	SANDISK Optimus GX PRO 8100 8TB
Prices (Change region) Out of Stock Free shipping $127.99 Out of Stock $129.99 Out of Stock Free shipping $216.99 - Buy now Show 1 more offers	Prices (Change region) Out of Stock $369.99 In Stock $2,799.99 In Stock Free shipping $2,799.99 In Stock Free shipping $2,799.99 Show 1 more offers
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Brand Silicon Power	Brand SanDisk
Model SU001TBSS3A55S25NE SU001TBSS3A55S25EU	Model SDSP82800TAN-000E0 SDSP82800TAN
Release Date -	Release Date 📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★☆ (69 reviews) Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.13	Price/GB $0.05
GB/$1 7.81	GB/$1 21.62
Series Ace A55	Series -
Capacity 1000 GB	Capacity 8000 GB
Interface SATA 6 Gb/s	Interface PCIe Gen5 x4
NVME No	NVME Yes
Form Factor 2.5"	Form Factor M.2-2280
NAND Flash Type 3D NAND	NAND Flash Type -
Max Sequential Read Up to 560 MB/s	Max Sequential Read -
Max Sequential Write Up to 530 MB/s	Max Sequential Write -
MTBF 1,500,000 hours	MTBF -