c08017709 – DA 16998 – Worldwide — Version 17 — March 10, 2025 Page 2 QuickSpecs Overview HP Pro Series 400 G9 Desktops PCs HP Pro SFF 400 G9 Desktop PC 1. Slim optical drive (optional) 2. (1) Type-C® SuperSpeed USB 10Gbps signaling rate port (charge support up to 5V/...