- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- Supports DDR4 4600+(OC)* / 4500 / 4400 / 4333/4266(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3200(OC) / 2933 / 2800 / 2666 / 2400 / 2133 non-ECC, un-buffered memory
- Supports ECC UDIMM memory modules with Intel® Xeon® processors
- Supports DDR4 ECC, un-buffered memory with Intel® Xeon® processors W series in the LGA 1200 Socket
- Max. capacity of system memory: 128GB** (with 10th Gen and Xeon® CPU)
- Supports Intel® Extreme Memory Profile (XMP) 2.0
- 15µ Gold Contact in DIMM Slots

*Please refer to Memory Support List on ASRock's website for more information.
Xeon® W(WE3/WE2) support DDR4 up to 2933, Xeon® W(WE1) support DDR4 up to 2666.

**Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS. For Windows® 64-bit OS with 64-bit CPU, there is no such limitation.

- Hardware Accelerated Codecs: AVC/H.264, HEVC/H.265 8bit, HEVC/H.265 10bit, VP8, VP9 8bit, VP9 10bit, MPEG 2, MJPEG, VC-1*
- Graphics, Media & Compute: Microsoft® DirectX 12, OpenGL 4.5, Intel® Built In Visuals, Intel® Quick Sync Video, Hybrid / Switchable Graphics, OpenCL 2.1
- Display & Content Security: Rec. 2020 (Wide Color Gamut), Microsoft® PlayReady 3.0, Intel® SGX Content Protection, UHD Blu-ray Disc
- Supports HDMI 1.4 with max. resolution up to 4K x 2K (4096x2160) @ 30Hz
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 1.4 Port (Compliant HDMI monitor is required)
- Supports HDCP 2.3 with HDMI 1.4 Port
- Supports 4K Ultra HD (UHD) playback with HDMI 1.4 Port

*Intel® UHD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.

**VP9 10bit and VC-1 are for decode only.* VP8 and VP9 encode are not supported by Windows® OS.

- 3 x PCI Express 3.0 x16 Slots (PCIE1/PCIE4/PCIE5: single at x16 (PCIE1); dual at x8 (PCIE1) / x8 (PCIE4); triple at x8 (PCIE1) / x8 (PCIE4) / x4 (PCIE5))*
- 2 x PCI Express 2.0 x1 Slots
- Supports AMD Quad CrossFireX™, 3-Way CrossFireX™ and CrossFireX™
- Supports NVIDIA® Quadro graphics cards
- 1 x Vertical M.2 Socket (Key E) with the bundled WiFi-802.11ax module (on the rear I/O)
- 15µ Gold Contact in VGA PCIe Slot (PCIE1 and PCIE4)

*PCIE5, M2_3 and SATA3_3 share lanes. If either one of them is in use, the others will be disabled.
Supports NVMe SSD as boot disks

- 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel® Rapid Storage Technology 17), NCQ, AHCI and Hot Plug*
- 2 x SATA3 6.0 Gb/s Connectors by ASMedia ASM1061, support NCQ, AHCI and Hot Plug*
- 1 x Ultra M.2 Socket (M2_1), supports M Key type 2260/2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**
- 1 x Ultra M.2 Socket (M2_2), supports M Key type 2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**
- 1 x Ultra M.2 Socket (M2_3), supports M Key type 2260/2280/22110 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**

*M2_1, SATA3_0 and SATA3_1 share lanes. If either one of them is in use, the others will be disabled.
M2_2, SATA3_4 and SATA3_5 share lanes. If either one of them is in use, the others will be disabled.
PCIE5, M2_3 and SATA3_3 share lanes. If either one of them is in use, the others will be disabled.

**Supports Intel® Optane™ Technology
Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit

- 1 x SPI TPM Header
- 1 x Power LED and Speaker Header
- 2 x RGB LED Headers*
- 2 x Addressable LED Headers**
- 1 x CPU Fan Connector (4-pin)***
- 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)****
- 6 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)*****
- 1 x 24 pin ATX Power Connector (Hi-Density Power Connector)
- 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector)
- 1 x Front Panel Audio Connector (15µ Gold Audio Connector)
- 1 x USB 2.0 Header (Supports 2 USB 2.0 ports) (Intel® W480) (Supports ESD Protection)
- 1 x USB 2.0 Header (Supports 1 USB 2.0 port) (ASMedia ASM1074 hub) (Supports ESD Protection)
- 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (ASMedia ASM1074 hub) (Supports ESD Protection)
- 1 x Front Panel Type C USB 3.2 Gen2 Header (Intel® W480) (Supports ESD Protection)
- 1 x Clear CMOS Button
- 1 x Dr. Debug with LED
- 1 x Power Button with LED
- 1 x Reset Button with LED

*Support in total up to 12V/3A, 36W LED Strip

**Support in total up to 5V/3A, 15W LED Strip

***The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.

****CPU_FAN2/WP_3A supports the water cooler fan of maximum 3A (36W) fan power.

*****The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
CPU_FAN2/WP_3A, CHA_FAN1/WP, CHA_FAN2/WP, CHA_FAN3/WP, CHA_FAN4/WP, CHA_FAN5/WP and CHA_FAN6/WP can auto detect if 3-pin or 4-pin fan is in use.

- 2 x Antenna Ports
- 1 x HDMI Port
- 1 x Optical SPDIF Out Port
- 2 x USB 3.2 Gen2 Thunderbolt™ 3 Type-C Ports (40Gb/s for Thunderbolt™ protocol; 10 Gb/s for USB3.2 protocol) (Supports ESD Protection)*
- 2 x Mini DisplayPort Input Ports** (For Thunderbolt)**
- 3 x USB 3.2 Gen2 Type-A Ports (10 Gb/s) (ReDriver) (Supports ESD Protection)
- 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection)
- 1 x USB 3.2 Gen1 Port (Intel® W480) (Supports ESD Protection)
- 3 x USB 3.2 Gen1 Ports (ASMedia ASM1074 hub) (Supports ESD Protection)***
- 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED)
- 1 x Clear CMOS Button
- 1 x BIOS Flashback Button
- HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)

*Supports USB-PD 3.0 9V/3A(27W) and 5V/3A(15W)

**Please choose regular mini DisplayPort to DisplayPort adapter Cables instead of right angled ones if you use two mini DisplayPort input ports simultaneously.

***Ultra USB Power is supported on USB3_234 ports.
ACPI wake-up function is not supported on USB3_234 ports.

Software
- ASRock Motherboard Utility (A-Tuning)
- ASRock Polychrome SYNC
- ASRock XFast LAN
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock My Favorites in UEFI
- ASRock Instant Flash
- ASRock Internet Flash
- ASRock Easy RAID Installer

*These utilities can be downloaded from ASRock Live Update & APP Shop.