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 computing 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 cache, and a PCIe 4.0x4 interface. As for features, the chip supports the NVMe 1.3 protocol, LDPC error correction, and Wear Leveling, Over-Provision technologies to improve the reliability and durability of SSDs. NAND Flash Selected for High Quality and Performance Selected High-Speed 3D TLC NAND Flash (800MT/s) The selected and high-quality NAND Flash optimizes circuitry and architecture by increasing to 96 layers for higher storage space per unit area. 800MT/s throughput on the AORUS Gen 4 SSD far exceeds that of PCIe 3.0x4 devices for superior storage performance. Xtreme Storage Performance With the new PCIe 4.0 controller, AORUS Gen 4 SSD delivers blazing speeds: up to 5,000 MB/s for sequential read, and up to 4,400MB/s sequential write. Sequential Read performance of PCIe 4.0 SSDs is up to 40% faster than PCIe 3.0 SSDs. Get ready to enter the next generation of computing with faster and smoother, gaming, streaming, and graphics intensive rendering.