B365 Pro4

Supports 9th and 8th Gen Intel® Core™ Processors (Socket 1151)
Supports CPU up to 95W
Digi Power design
8 Power Phase design
Supports Intel® Turbo Boost 2.0 Technology

1151 V2

Intel B365

Dual Channel DDR4 Memory Technology
4 x DDR4 DIMM Slots
Supports DDR4 2666 / 2400 / 2133 non-ECC, un-buffered memory
Supports ECC UDIMM memory modules (operate in non-ECC mode)
Max. capacity of system memory: 64GB*
Supports Intel® Extreme Memory Profile (XMP) 2.0
15μ Gold Contact in DIMM Slots

*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.

DDR4

2666 / 2400 / 2133 MHz

4 Slots

Intel® UHD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.
Supports Intel® UHD Graphics Built-in Visuals : Intel® Quick Sync Video with AVC, MVC (S3D) and MPEG-2 Full HW Encode1, Intel® InTru™ 3D, Intel® Clear Video HD Technology, Intel® Insider™, Intel® UHD Graphics
DirectX 12
HWA Encode/Decode: AVC/H.264, HEVC/H.265 8-bit, HEVC/H.265 10-bit, VP8, VP9 8-bit, VP9 10-bit (Decode only), MPEG2, MJPEG, VC-1 (Decode only)
Three graphics output options: D-Sub, DVI-D and HDMI
Supports Triple Monitor
Supports HDMI 1.4 with max. resolution up to 4K x 2K (4096x2160) @ 30Hz
Supports DVI-D with max. resolution up to 1920x1200 @ 60Hz
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 2.2 with DVI-D and HDMI 1.4 Ports
Supports 4K Ultra HD (UHD) playback with HDMI 1.4 Port

7.1 CH HD Audio with Content Protection (Realtek ALC892 Audio Codec)*
Premium Blu-ray Audio support
Supports Surge Protection
ELNA Audio Caps

*To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver.

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 (Flexible PCIe)
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 2230/2242/2260/2280 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_2), supports M Key type 2230/2242/2260/2280/22110 M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**

*If M2_1 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.

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

1 x COM Port Header
1 x TPM Header
1 x Power LED and Speaker Header
2 x RGB LED Headers*
1 x Addressable LED Header**
1 x CPU Fan Connector (4-pin)***
1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)****
3 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)
2 x USB 2.0 Headers (Support 3 USB 2.0 ports) (Supports ESD Protection)
1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)

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

**Supports 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 and CHA_FAN3/WP can auto detect if 3-pin or 4-pin fan is in use.

1 x PS/2 Mouse/Keyboard Port
1 x D-Sub Port
1 x DVI-D Port
1 x HDMI Port
2 x USB 2.0 Ports (Supports ESD Protection)
1 x USB 3.1 Gen1 Type-C Port (Supports ESD Protection)
5 x USB 3.1 Gen1 Ports (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Line in / Front Speaker / Microphone

Gigabit LAN 10/100/1000 Mb/s
Giga PHY Intel® I219V
Supports Wake-On-LAN
Supports Lightning/ESD Protection
Supports Energy Efficient Ethernet 802.3az
Supports PXE

ATX Form Factor: 12.0-in x 9.0-in, 30.5 cm x 22.9 cm
Solid Capacitor design

Temperature Sensing: CPU, CPU/Water Pump, Chassis/Water Pump Fans
Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans
Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump, Chassis/Water Pump Fans
Fan Multi-Speed Control: CPU, CPU/Water Pump, Chassis/Water Pump Fans
Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, VPPM, PCH 1.0V, VCCSA, VCCST

128Mb AMI UEFI Legal BIOS with multilingual GUI support
ACPI 6.0 Compliant wake up events
SMBIOS 2.7 Support
CPU, GT, DRAM, PCH 1.0V, VCCST Voltage Multi-adjustment

ASRock Super Alloy
- Premium 50A Power Choke
- Sapphire Black PCB
- High Density Glass Fabric PCB
ASRock Intel® 4-Layer Memory POOL (Planes on Outer Layers) Technology
ASRock Steel Slot
ASRock Full Coverage M.2 Heatsink
ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3)
ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
ASRock Live Update & APP Shop

Software
- ASRock A-Tuning
- ASRock Polychrome RGB
- ASRock XFast LAN
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock My Favorites in UEFI
- ASRock Instant Flash
- ASRock Internet Flash

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

Microsoft® Windows® 10 64-bit