5-card GPU server chassis supports 5 Nvidia 30xx/40xx series GPUs. The GPU chassis slot distance is 81mm. It supports mainstream triple-wide graphics cards. It supports PCIE3.0x16. It can install standard ATX power supplies and supports 15.2"*13.2" and below. The size of the motherboard comes standard with three 12-centimeter ball fans, which have good heat dissipation effects.