Dell

PERC H755 Adapter PCIe Gen4 12Gb/s SAS/SATA RAID Controller, 8GB NV Cache 

PERC H755 Controller Front Load, 12Gb/s SAS/SATA, 8GB NV Cache

PERC H755N Front (NVMe Only) RAID Controller, 8GB NV Cache

PERC H965i Adapter 22.5Gb/s RAID Controller, 8GB NV Cache

Heatsink Dell Precision Tower 7920 Workstation

• 7U modular enclosure with eight slots holds 2S single or four 4S double-width compute sleds and 12Gbs single-width storage sleds
• 25Gb Ethernet, 12Gb SAS and 32Gb Fibre Channel I/O options
• Three I/O networking fabrics, two general purpose and one storage specific, each with redundant modules
• Multi-chassis networking up to 10 chassis
• Single management point for compute, storage and networking
  
• High-speed technology connections, now and into the future, with no midplane upgrade
• At least three server processor microarchitecture generation support assurance