With sustained read/write speeds of up to 3500/3000MB per second, customizable RGB lighting, and a slew of performance enhancing features, the XPG SPECTRIX S40G is a no brainer for those seeking amazing performance and exceptional reliability ● Ultra-fast PCIe Gen3x4 interface: Capacity Model Number EAN Code R/W speed up to 3500/3000MB/s ● NVMe 1.3 support ● 3D NAND Flash for higher capacity and durability ● Customizable RGB lighting ● Advanced LDPC ECC Technology ● SLC Caching and DRAM cache buffer ● AES 256-bit encryption support ● Compact M.2 2280 form factor – ideal for gaming and high-end desktops Specifications Capacity 256GB / 512GB / 1TB Form Factor M.2 2280 NAND Flash 3D TLC Dimensions (L x W x H) 22 x 80 x 8 mm Weight 13.4g / 0.47oz Interface PCIe Gen3x4 Performance (Max) read 3500MB/s, write 3000MB/s Maximum 4K random read / write IOPS : 300K/240K IOPS * Performance may vary based on SSD capacity, host hardware and software, operating system, and other system variables Operating temperature 0°C - 70°C Storage temperature -40°C - 85°C Shock resistance 1500G/0.5ms MTBF 2,000,000 hours