Plextor M6e Series 128GB M.2 PCIe Internal Solid State Drive (PX-G128M6e) Capacity: 128 GB Sequential Read Rate: Up to 770 MB/s Sequential Write Rate: Up to 335 MB/s Random Read Rate (IOPS 4KB): Up to 96,000 IOPS Random White Rate(IOPS 4KB): Up to 83,000 IOPS Lightning-fast boot-up times, application launches, and system responsiveness for an unbeatable feeling of speed. Maximum reliability with industry's highest 5 year warranty. Take the M6e to the limits with Plextor's best quality components and extensive failure testing. Sequential Read Speed: 770 MB/s - Sequential Write Speed: 335 MB/S - Random Read Speed: 96,000 IOPS - Random Write Speed: 83,000 IOPS