ASUS ExpertCenter Pro ET900N G3 Review: GB300 DGX Station Gets Handles, Titanium Power, Cooled Optics

ASUS has launched the ExpertCenter Pro ET900N G3, a deskside AI workstation built on NVIDIA's GB300 Grace Blackwell Ultra Superchip with 72 Grace cores, a B300 GPU, 252GB of HBM3e, 496GB of LPDDR5X and a ConnectX-8 SuperNIC with two 400GbE ports. Versus the MSI XpertStation WS300, ASUS adds two carry handles, a dedicated fan for the QSFP112 optics cages and a 1,600W 80 PLUS Titanium power supply.

• GB300 Superchip: 72 Grace cores, B300 GPU up to 20 PFLOPS NVFP4, 252GB HBM3e
• 748GB coherent memory: 252GB HBM3e plus 496GB LPDDR5X
• ConnectX-8 networking: two QSFP112 400GbE ports, plus 10GbE and 1GbE BMC
• 1,600W 80 PLUS Titanium PSU and liquid cooling with four cold plates