Phison's First PCIe 6.0 SSD Controller Supports Up to 2PB Capacity, Mass Production Expected by Mid-2027

At Computex 2026, Phison unveiled its next-generation PCIe 6.0 SSD controller solution, the "PS5303-X3", which supports capacity of up to 2PB. According to the demonstration, the PS5303-X3 delivers sequential read and write speeds of 28,000 MB/s and random read/write performance of 6.8 million IOPS, doubling the performance of PCIe 5.0 solutions. Phison's X3 SSD prototype designs include E3.S and E1.S interface form factors. The solution is reportedly nearly finalized, with customer samples expected to be shipped in December, followed by mass production targeted for mid-2027.