1.92TB Samsung PM963 SSD 2,5 U. 2 PCIe NVMe MZ-QLW1T90 MZQLW1T9HMJP-000AZ. PM963 Datacenter NVMe SSD. 2.5 (Height 7mm); SFF-8639 U. PCIe Gen4 x4 Lanes. NAND Flash Memory Type. 7.5W Active Read/Write; 2.5W Idle. 1.3 DWPD for 3 Years. Up to 2,000 MB/s. Up to 1,200 MB/s. Up to 430K IOPS. Up to 40K IOPS. 1.3 DWDP for 3 years. SSD (Solid State Drive). We care about our valued buyers, if you have any questions, our Customer Service staffs will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately.