The HP 1TB Z Turbo 2280 PCIe 4x4 SSD is a replacement storage drive designed specifically for the Z4 G5 Workstation. Operating on the PCIe 4.0 x4 interface, this drive can provide you with enhanced sequential read and write speeds up to 6500 and 5000 MB/s, respectively, allowing you to manage data quickly and efficiently. You get long-lasting performance with a 400 TBW endurance.