Fire Cuda 520 M.2 Gen 4 PCIe NVMe SSD Seagate® Fire Cuda® 520 PCIe Gen 4 SSD is Seagate's newest M.2 NVMe SSD built for pro-level gaming, & is nearly 45% faster than previous PCIe Gen 3 M.2 NVMe solid-state drives. Upgrade to PCIe Gen 4 x 4 on next-gen 3D TLC Nand Sequential read/writes up to 5000/4400 MB/s Compatible with AMD X570 chipset & PCIe 4.0 motherboards Backwards compatible with PCIe 3.0 platforms 5-year limited warranty, 1.8M hours MTBF, & up to 3600TB TBW Faster Gaming with PCIe Gen 4 Unleash the speed of PCIe 4.0 with the Fire Cuda 520 PCIe Gen 4 SSD, our newest M.2 NVMe SSD built for pro-level gaming & nearly 45% faster than previous PCIe Gen 3 M.2 NVMe solid-state drives. Up to 5000/4400MB/s sequential read/writes Up to 9× faster sequential reads than SATA SSD Compatible with all AMD X570 chipset motherboards NAND Acceleration Upgrade to PCIe Gen 4 x 4 on next-gen 3D TLC NAND in a M.2 2280 form factor, with sequential read/write speeds up to 5000/4400MB/s. Leading Performance Dominate with plug-&-play gaming storage that is compatible with the AMD X570 chipset & all PCIe 4.0 motherboards, & is backwards compatible with PCIe 3.0 platforms. Drive Health Monitoring Sea Tools™ SSD is a free software that tests & analyzes the health of this fast flash drive. It is completely data safe & easily installs on your system. Features include: Drive health monitoring Drive performance monitoring Firmware & software updates