Silicon Power UD85 4TB vs A55 256GB SSD Comparison

Silicon Power UD85 4TB and Silicon Power A55 256GB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity, Interface and NVME.

Save comparison

Silicon Power UD85 4TB	Silicon Power A55 256GB
Prices (Change region) Price not available	Prices (Change region) Out of Stock Free shipping $16.99 Out of Stock Free shipping $20.99 - Buy now
* Pangoly may earn a commission when you use one of the links to make a purchase. (Disclosure) * Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand Silicon Power	Brand Silicon Power
Model SP04KGBP44UD8505	Model SP256GBSS3A55M28 SU256GBSS3A55M28AB
Release Date -	Release Date 📅 July 2022
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★☆ (48 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB -	Price/GB $0.07
GB/$1 -	GB/$1 15.07
Series -	Series Ace A55
Capacity 4000 GB	Capacity 256 GB
Interface PCIe Gen4 x4	Interface SATA 6 Gb/s
NVME Yes	NVME No
Form Factor M.2-2280	Form Factor M.2-2280
NAND Flash Type -	NAND Flash Type 3D NAND
Max Sequential Read -	Max Sequential Read Up to 560 MB/s
Max Sequential Write -	Max Sequential Write Up to 530 MB/s
MTBF -	MTBF 1,500,000 hours