Quick Specs This GPU enablement kit includes 2 Heatsinks and 8 cables to enable double wide GPUs to be supported.2x 777291-001 - High-performance heatsink assembly - For use with processors greater than or equal to 120W, or on lower wattage processors when a Graphics Processing Unit (GPU) is installed 755742-001 - Power cable assembly 8pin to 2x6pin Y-cable805123-001 - GPU power cable, 8-pin to 10-pin - For providing addition power to the GPU board - Connects between the GPU board and the GPU riser board532393-001 - Cable kit - Includes SAS hard drive backplane cable 324mm (12.75 inches) long, hard drive backplane power cable, PCIe power cable 254mm (10.0 inches) long, right angle to straight SATA cable 635mm (25.0 inches) long, and SID assembly cable687955-001 - Power cable kit - Includes 8-bay SFF drive cage power cable, 8-bay LFF drive cage power cable, 12-bay LFF / 25-bay SFF drive cage power cable, fan backplane to system I/O board power cable, and graphics processing unit (GPU) power cable