Lenovo 7XH7A05897, Gpu Thermal Kit, Video card heatsink, Cooling and fans, Lenovo ThinkSystem SR650, 2 graphic card holders, 2 low-profile heatsinks, 4 GPU power cables, Air duct. The GPU Thermal Kit (7XH7A05897) is required when adding GPUs to the SR650 server models without factory-installed GPUs. The kit provides support for up to two GPUs and contains an air duct.