product description lenovo solid state drive 256 gb sata 6gbs type solid state drive internal capacity 256gb nand flash memory type 19nm multi level cell mlc form factor 25 interface sata 6gbs data transfer rate 600 mbps dimensions wxdxh 6985 mm x 10045 mm x 7 mm weight 53g manufacturer warranty 1 year warranty designed for thinkstation c30 25d30 25e32 25p300p310s30 25