CPU
1.Support for Intel Core i7 processors in the LGA2011-3 package
2.L3 cache varies with CPU

Chipset
1.Intel X99 Express Chipset

Memory
1.8 x DDR4 DIMM sockets supporting up to 128 GB of system memory
(Due to a Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than the size of the physical memory installed.)
2.4 channel memory architecture

3.Support for DDR4 3333(O.C.) / 3200(O.C.) / 3000(O.C.) / 2800(O.C.) / 2666(O.C.) / 2400(O.C.) / 2133 MHz memory modules
4.Support for non-ECC memory modules
5.Support for Extreme Memory Profile (XMP) memory modules
6.Support for RDIMM 1Rx8/2Rx8/1Rx4/2Rx4 memory modules (operates in non-ECC mode)

Audio
1.Creative Sound Core 3D chip
2.Support for Sound Blaster Recon3Di
3.TI Burr Brown OPA2134 operational amplifier
4.High Definition Audio
5.2/5.1-channel
6.Support for S/PDIF Out

LAN
1.Qualcomm Atheros Killer E2201 LAN chip (10/100/1000 Mbit)

Expansion Slots
1.2 x PCI Express x16 slots, running at x16 (PCIE_1/PCIE_2)
( For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIE_1 slot if you are installing two PCI Express graphics cards, it is recommended that you install them in the PCIE_1 and PCIE_2 slots.)

2.2 x PCI Express x16 slots, running at x8 (PCIE_3/PCIE_4)
(The PCIE_4 slot shares bandwidth with the PCIE_1 slot. When the PCIE_4 slot is populated, the PCIE_1 slot will operate at up to x8 mode.)
(When an i7-5820K CPU is installed, the PCIE_2 slot operates at up to x8 mode and the PCIE_3 operates at up to x4 mode.)
(All PCI Express x16 slots conform to PCI Express 3.0 standard.)

3.3 x PCI Express x1 slots
(The PCI Express x1 slots conform to PCI Express 2.0 standard.)

4.1 x M.2 Socket 1 connector for the wireless communication module (M2_WIFI)

Multi-Graphics Technology
1.Support for 4-Way/3-Way/2-Way AMD CrossFire/NVIDIA SLI technology
(The 4-Way NVIDIA SLI configuration is not supported when an i7-5820K CPU is installed. To set up a 3-Way SLI configuration, refer to "1-6 Setting up AMD CrossFire/NVIDIA SLI Configuration.")

Storage Interface
Chipset:
1.1 x M.2 PCIe connector
(Socket 3, M key, type 2242/2260/2280 SATA and PCIe x2/x1 SSD support)
2.1 x SATA Express connector
3.6 x SATA 6Gb/s connectors (SATA3 0-5)
4.Support for RAID 0, RAID 1, RAID 5, and RAID 10
(Only AHCI mode is supported when an M.2 PCIe SSD or a SATA Express device is installed.)
(M2_10G, SATA Express, and SATA3 4/5 connectors can only be used one at a time. The SATA3 4/5 connectors will become unavailable when an M.2 SSD is installed in the M2_10G connector.)

Chipset:
1.4 x SATA 6Gb/s connectors (sSATA3 0-3), supporting IDE and AHCI modes only
(An operating system installed on the SATA3 0-5 connectors cannot be used on the sSATA3 0-3 connectors.)

USB
Chipset:
1.4 x USB 3.0/2.0 ports (2 ports on the back panel, 2 ports available through the internal USB header)
2.8 x USB 2.0/1.1 ports (4 ports on the back panel, 4 ports available through the internal USB headers)
Chipset + Renesas uPD720210 USB 3.0 Hub:
1.4 x USB 3.0/2.0 ports on the back panel

Internal I/O Connectors
1.1 x 24-pin ATX main power connector
2.1 x 8-pin ATX 12V power connector
3.1 x PCIe power connector
4.1 x I/O shield audio LED power connector
5.1 x heatsink LED power connector
6.1 x M.2 Socket 3 connector
7.1 x SATA Express connector
8.10 x SATA 6Gb/s connectors
9.1 x CPU fan header
10.1 x water cooling fan header (CPU_OPT)

11.3 x system fan headers
12.1 x front panel header
13.1 x front panel audio header
14.1 x USB 3.0/2.0 header
15.2 x USB 2.0/1.1 headers
16.1 x Thunderbolt add-in card connector
17.1 x Clear CMOS jumper
18.1 x CPU mode switch
19.1 x audio gain control switch

Back Panel Connectors
1.1 x PS/2 keyboard port
2.1 x PS/2 mouse port
3.6 x USB 3.0/2.0 ports
4.4 x USB 2.0/1.1 ports
5.1 x optical S/PDIF Out connector
6.1 x RJ-45 port
7.5 x audio jacks (Center/Subwoofer Speaker Out, Rear Speaker Out, Line In/Mic In, Line Out, Headphone)
8.2 x Wi-Fi antenna connector holes

I/O Controller
1.iTE I/O Controller Chip

H/W Monitoring
1.System voltage detection
2.CPU/System/Chipset temperature detection
3.CPU/CPU OPT/System fan speed detection
4.CPU/System/Chipset overheating warning
5.CPU/CPU OPT/System fan fail warning
6.CPU/CPU OPT/System fan speed control
Whether the fan speed control function is supported will depend on the cooler you install.

BIOS
1.2 x 128 Mbit flash
2.Use of licensed AMI UEFI BIOS
3.Support for DualBIOS
4.Support for Q-Flash Plus
5.PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Operating System
1.Support for Windows 8.1/8/7

Form Factor
1.E-ATX Form Factor 30.5cm x 26.4cm

Item Dimension (L"xW"xH"):
14 x 12 x 4

Weight:
5.56 lb

Warranty Information:
3 years