average reading on motherboard SATA 3 gigabyte H61-MA-D3V: 330 mb / s: w7 starts in about 8 s with SATA table 3 (26 AWG) so OK for longevity, I can not say, but 3 year warranty write speed: not tested because less .. for beginners: (Watch the disc is (like all disks) unpartitioned: it will not be seen in the win workstation before being partitioned and formatted: by gparted-live / clonezilla eg free partitioning software : image to burn on a CD (.iso image), or install on a USB clée the .exe Version here: 3wPOINTsourceforgePOINTnet and search for "gparted" or "clonezilla" (With http it turns me the link ..) no doubt with a mother more "powerful" card: CPU + chipset + ram could exceed 330 mb / s I measured ..