All slots PCIe Gen 3: (2) PCIe x16, (1) PCIe x16 wired as x8, (1) PCie x16 wired as x4, (1) PCIe x16 wired as x1, 1 PCI 32/33

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS
Chipset : Intel C422, Intel X299
Processors : Intel Xeon Processor W-2000 Family, Core X Series
Memory Support : Four channel memory up to 512GB 2666MHz and up to 256GB 2933MHz DDR4 (RDIMM) ECC memory. (Up to 256GB 2666MHz DDR4 (UDIMM) Non-ECC memory) 8 DIMM slots
Hard Drive : HDD, SSD, M.2 NVMe
Removable Media : N/A
Expansion Bays : 2) FlexBays can support up to 2x 3.25” or 2.5” drives each and (1) 5.25” HDD/SSD drives as factory option or customer kit
Expansion Slots : All slots PCIe Gen 3: (2) PCIe x16, (1) PCIe x16 wired as x8, (1) PCie x16 wired as x4, (1) PCIe x16 wired as x1, 1 PCI 32/33

Graphics : Radeon Pro, NVIDIA Quadro
Audio : Integrated Realtek ALC3234 High Definition Audio Codec (2 Channel)
Communications : Integrated: Intel® i219 Gigabit Ethernet controllers with Intel Remote Wake UP, PXE and Jumbo frames support
I/O Ports : Front: 2 x USB 3.1 Gen 1 Type A, 2 x USB 3.1 Gen 1 Type C, Universal Headphone Jack, Internal: 1 x USB 2.0 Type A, 1 x 2×5 USB 2.0 header. (requires 3rd party splitter cable to support 2 x USB 2.0 Type A ports), SATA
, Rear: 6 x USB 3.1 Gen 1 Type A (6th port supports Power Delivery), Serial, RJ45, Audio Line out, Audio Line in/Microphone
Power : 425W or 950W
Dimensions : 417.9 x 176.5 x 518.2 mm
Weight : Starting at 15.4kg