>>Features:
Support SATA 2.0,  NVME/SATA M.2
Supports DDR3 RAM, dual-channel
Overclocking: Not supported
RAID: Not supported
M. 2 mode switching: Supported, default is NVME M.2
Startup shortcut key: F7
You can start up without installing a graphics card, but you cannot access the system
Video output port: requires graphics card support
Support Memory Type: DDR3 / DDR3 ECC/ DDR3 RECC
Maximum Ram Capacity: 128GB=4x32GB
Storage Interface Type: SATA 2.0, M.2 (NVMe/SATA)
6-phase power supply, VRM does not need a radiator, overclocking will not heat
All solid-state capacitors, fine workmanship, professional and stable.

>> Specifications:
Brand: MACHINIST;
Processor: Supports Intel LGA 2011-3 pin series processor and supports DDR3 RAM together;
Southbridge: Intel HM55 or other Intel 5 series chipset
LAN: Realtek 8111H 1000Mbps RJ45 Ethernet
Audio: Realtek ALC897 chip, 2.1 Channels
Power Supply: The intel x99 motherboard adopts a 6-phase power supply
Application: Desktop, Server, Workstation, Mining
Usage Scenario: Enthusiast, Gaming, Audio & Video, Household, Office, Design, Video Production, Server, Others
Enter BIOS: Turn the computer motherboards on, and press the main "DEL" key continuously.
Quick Boot Button: F7 - Turn x99 matx motherboard on, and press the F7 key continuously.
M.2 Mode Switching: Supported NVME/SATA(NGFF), default is NVME M.2
RAID: Not supported
Overfrequency: Not supported
Size: 215mm*190mm
Form Factor: M-ATX

>> Memory
Technology: Dual channel DDR3 memory, The motherboard supports only these processor LGA2011-3 pin CPU,2649 V3,2669 V3,2666 V3,2673 V3,2676 V3,2678 V3,2696 V3
Maximum capacity 128GB;
Memory slot :4 * DDR3 (800/1066/1200/1333/1600/1866/2133MHz), RECC/ECC/NON-ECC RAM;
Supported memory types: Supports DDR3 desktop memory and server memory. (Please use Samsung, Kingston, Sandy, Micron, Hynix, and other international brands, other brands may not be compatible);
Supports SATA M.2,NVME M.2(PCIe 3.0 x4, maximum read/write speed: 3600M/S), sata 2.5-inch SSDS, and sata 3.5-inch mechanical disks

>> l/O Back connectors:
USB interface :6*USB 2.0;
Audio: 3x audio interface;
Ethernet :1 Realtek Gigabit LAN;
PS/2: 1 KB interface and 1 MS interface;

> > Internal connectors
1x PCIe 3.0 x16,
1 x PCIe 2.0 x1;
3x SATA 2.0 interface ;
1x 8PIN power outlet;
1x 24PIN power outlet;
1x Front audio header;
1x M.2 Interface (Switching between SATA and NVME);
1x 4Pin Speaker
1x 2Pin Clear CMOS jumper
2x Front USB 2.0 header
1x Front panel connector
1x 2Pin 5V MOS tube fan connector

Packing list:
1 x X99 PR8-H Mainboard X99 LGA 2011-3 Motherboard White
1 x CPU Cooling Bracket
1 x I/O Shield
1 x Sata Cable

Tips! - We don't have the User Manual & Driver in the packing box, But we have PDF versions of them, if you need them, please let us know, and we can send them to you via email. If you mind of those, please don't purchase., thank you for your understanding and time.

Notes:
1: The color of the slot bottom plate may vary from batch to batch, but it will not affect the use of the product. Products are continuously optimized and upgraded.
2: Please allow a 1-3mm difference due to manual measurement.
3: Due to different monitors and different lights, the pictures may not show the actual color of the goods. Thanks for your understanding.
4: This floor plan requires a strong power supply. Make sure your power supply is sufficient for this scenario. (at least 550w brand power supply)
5: The battery in the photo of the motherboard will be taken out before shipping because China Post and Customs prohibit the use of batteries.