Samsung 990 EVO Plus 1TB NVMe SSD – Read Speed up to 5000 MB/s, Write Speed to up 4200 MB/s, Random Read up to 700,000 IOPS, Random Write up to 800,000 IOPS; PCIe 4.0 x4/5.0 x2 NVMe 2.0; V-Nand TLC; In-House Controller; HMB(Host Memory Buffer), 600 TBW, 1.5 M hours (MTBF) 5 Year Carry-in Warranty or 1200 TBW Features: Up to 5,000/4,200 MB/s of sequential read/write speeds Enhanced power efficiency supporting Modern Standby Meet the demands of gaming, business, and creative work.