AORUS Gen4 SSD (GP-AG42TB) Make your PC's storage performance soar with GIGABYTE's PCIe 4.0 SSD. Built with the finest components, it brings insanely fast read and write speeds, plus the reliability and durability you can count on for years to come. World First PCIe 4.0x4 Controller The World First PCIe 4.0x4 Controller, Phison PS5016-E16 controller, made by 28nm manufacturing technology. The advanced fabrication process ensures PS5016-E16 has enough compute power for ECC processing when adopting the latest 3D TLC NAND flash. PS5016-E16 also features eight NAND channels with 32 CE targets, DDR4 DRAM caching, and a PCIe 4.0 x4 interface. As for features, the chip supports the NVMe 1.3 protocol, LDPC error correction, and Wear Leveling, Over-Provision technologies to improve r model : ADATA XPG SX6000 Lite 512GB PCIe 3D NAND PCIe Internal Solid State Drive tag : Internal SSD