Mushkin Enhanced 480GB Scorpion Deluxe PCIe SSD x8/4-Way MKNP44SC480GB-DX 480GB Capacity Read Speed up to 2160MB/s Write Speed up to 1960MB/s IOPS 4K ran read 67,000 IOPS 4k ran write 107,000 PCIe 2.0 x8 Interface Quad Sand force SF-2281 SSD Processors with Unthrottled IOPS 1 Millions Hours MTBF