- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- Supports DDR4 2933/2800/2666 / 2400 / 2133 non-ECC, un-buffered memory*
Supports ECC UDIMM memory modules (operate in non-ECC mode)
- Max. capacity of system memory: 128GB
- 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.
Core™ (i9/i7) support DDR4 up to 2933; Core™ (i5/i3), Pentium and Celeron 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/HDR Blu-ray Disc
- Dual graphics output: support HDMI and D-Sub ports by independent display controllers
- Supports HDMI 1.4 with max. resolution up to 4K x 2K (4096x2160) @ 30Hz
- Supports D-Sub with max. resolution up to 1920x1200 @ 60Hz
- 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.

- 2 x PCI Express 3.0 x16 Slots (PCIE1/PCIE3: single at x16 (PCIE1); dual at x16 (PCIE1) / x4 (PCIE3)
- 2 x PCI Express 3.0 x1 Slots
- Supports AMD Quad CrossFireX™ and CrossFireX™
- 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT module

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
- 1 x Ultra M.2 Socket (M2_1), supports M Key type 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 2280/22110 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)

*If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.
Supports Intel Optane Technology (M2_1)
Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit

- 1 x COM Port Header
- 1 x SPI TPM Header
- 1 x Chassis Intrusion 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)
- 5 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)
- 1 x 24 pin ATX Power Connector
- 1 x 8 pin 12V Power Connector
- 1 x Front Panel Audio Connector
- 1 x Thunderbolt™ AIC Connector (5-pin) (Supports ASRock Thunderbolt™ 3 AIC R2.0 Card only)
- 2 x USB 2.0 Headers (Supports 3 USB 2.0 ports) (Supports ESD Protection)
- 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (Supports ESD Protection)

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