Packing list:
1pc MACHINIST X99 K9 motherboard
1pc I/O Shield
1pc SATA cable
1pc LGA2011 series cooling fan bracket

Specifications:
CPU: Supports Intel Xeon E5 V4/V3 and Intel Core i7 series processors on LGA 2011-3 socket
Chipset: Intel C612
Socket: LGA 2011-3
Technology: 4x DDR4 DIMM, up to 128GB (32GB*4),
Memory: DDR4 2133/2400/2666/2800/3000/3200MHz, quad-channel, the actual frequency depends on the processor, supports desktop memory, non-ECC and server (ECC/RECC) memory;
Network: Realtek 8111H 1000 Mbps LAN
Audio: Realtek ALC897
Platform: Windows, Linux
Power Supply: 8-phase power supply
Quick boot key: F7
BIOS entry: DEL
Size: 235*200 mm, mATX
Package weight: 1000 g
Boot without video card: Supported
Virtualization: Supported
RAID: Supported

Tips: When using Intel Core i7 5820K, 5960X, 6900K, etc. processors, many memory modules may not boot after installation. Try several sets of RAM. During the test, we used 5 sets of memory, but only 2 of them were able to boot on the i7 processor.

TPM usage instructions:
1. Required for Windows 11 installation.
2. Use MSI TPM 2.0 module in LPC slot 14-1; otherwise, the system will not boot.

Expansion Slot:
1 x PCIe 3.0 x16, 1 x PCIe 2.0 x1

Rear I/O:
1x PS/2 for keyboard/mouse
1x LAN (RJ45)
4x USB 3.0 (blue)
4x USB 2.0
3x Audio

Internal I/O:
1x USB 3.0
1x USB 2.0
2x M.2 slots (NVMe protocol)
1x M.2 WiFi slot (WiFi card not included)
9x SATA 6Gbps
1 x 4-pin for CPU fan
1 x 3-pin for case fan
2 x 2-pin JCPU_MOS fan
1 x Front panel audio
1x 24-pin EATX power
1x 8-pin ATX 12 power In
1x Front Panel,
1x 3-Pin Clear CMOS (JBAT1)
1x JTPM (14-1LPC)
1x JLPC
1x Speaker