Silicon Power UD90 4TB vs A60 256GB SSD Comparison

Silicon Power UD90 4TB and Silicon Power A60 256GB 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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Silicon Power UD90 4TB	Silicon Power A60 256GB
Prices (Change region) Out of Stock Free shipping $1,069.99 - Buy now	Prices (Change region) In Stock $64.97 Last updated 1 minutes ago. In Stock Free shipping $69.79
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Brand Silicon Power	Brand Silicon Power
Model SP04KGBP44UD9005 SP04KGBP44UD9005AY	Model SP256GBP34A60M28 SU256GBP34A60M28 SU256GBP34A60M28EU
Release Date 📅 April 2023	Release Date 📅 November 2019
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★★ (1 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.27	Price/GB $0.20
GB/$1 3.74	GB/$1 5.02
Series -	Series P34A60
Capacity 4000 GB	Capacity 256 GB
Interface PCIe Gen4 x4	Interface PCIe Gen3 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
NAND Flash Type -	NAND Flash Type TLC
Max Sequential Read -	Max Sequential Read Up to 2200 MB/s
Max Sequential Write -	Max Sequential Write Up to 1600 MB/s
MTBF -	MTBF 2,000,000 hours