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Model

Z370 Pro4

Z370 Extreme4
Form Factor- ATX Form Factor: 12.0-in x 8.8-in, 30.5 cm x 22.4 cm
- Solid Capacitor design
- ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm
Unique FeatureASRock Super Alloy
- Premium 45A Power Choke
- Premium Memory Alloy Choke (Reduces 70% core loss compared to iron powder choke)
- Sapphire Black PCB
- High Density Glass Fabric PCB
ASRock Intel 4-Layer Memory POOL (Planes on Outer Layers) Technology
ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3)
ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
ASRock Live Update & APP Shop
ASRock USB 3.1 Gen2
- ASRock USB 3.1 Gen2 Type-A Port (10 Gb / s)
- ASRock USB 3.1 Gen2 Type-C Port (10 Gb / s)
ASRock Super Alloy
- XXL Aluminum Alloy Heatsink
- Premium 60A Power Choke
- Premium Memory Alloy Choke (Reduces 70% core loss compared to iron powder choke)
- Dual-Stack MOSFET (DSM)
- Combo Caps (Nichicon 12K Black Caps)
- Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors)
- I / O Armor
- Matte Black PCB
- High Density Glass Fabric PCB
ASRock Intel 4-Layer Memory POOL (Planes on Outer Layers) Technology
ASRock Steel Slots
ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3)
ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
ASRock Live Update & APP Shop
CPU- Supports 8th Generation Intel Core™ Processors (Socket 1151)
- Digi Power design
- 10 Power Phase design
- Supports Intel Turbo Boost 2.0 Technology
- Supports Intel K-Series unlocked CPUs
- Supports ASRock BCLK Full-range Overclocking
- Supports 8th Generation Intel Core™ Processors (Socket 1151)
- Digi Power design
- 12 Power Phase design
- Supports Intel Turbo Boost 2.0 Technology
- Supports Intel K-Series unlocked CPUs
- Supports ASRock BCLK Full-range Overclocking
Chipset- Intel Z370- Intel Z370
Memory- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- Supports DDR4 4266+(OC)* / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3200(OC) / 2933(OC) / 2800(OC) / 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

*8th Gen Intel CPU supports DDR4 up to 2666.
Please refer to Memory Support List on ASRock's website for more information.

**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.
- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- Supports DDR4 4333+(OC)* / 4266(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3200(OC) / 2933(OC) / 2800(OC) / 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

*8th Gen Intel CPU supports DDR4 up to 2666.
Please refer to Memory Support List on ASRock's website for more information.

**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.
Slots- 2 x PCI Express 3.0 x16 Slots (PCIE2: x16 mode; PCIE4: x4 mode)*
- 3 x PCI Express 3.0 x1 Slots (Flexible PCIe)
- 1 x PCI Slot
- 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
If PCIE5 slot or PCI slot is occupied, PCIE4 slot will run at x2 mode.
- 3 x PCI Express 3.0 x16 Slots (PCIE2 / PCIE4 / PCIE6: single at x16 (PCIE2); dual at x8 (PCIE2) / x8 (PCIE4); triple at x8 (PCIE2) / x8 (PCIE4) / x4 (PCIE6))*
- 3 x PCI Express 3.0 x1 Slots (Flexible PCIe)
- Supports AMD Quad CrossFireX™, 3-Way CrossFireX™ and CrossFireX™
- Supports NVIDIA Quad SLI™ and SLI™
- 1 x M.2 Socket (Key E), supports type 2230 WiFi / BT module
- 15μ Gold Contact in VGA PCIe Slot (PCIE2)

*Supports NVMe SSD as boot disks
Graphics- 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: VP9 8-bit, VP9 10-bit (Encode only), VP8, HEVC (MPEG-H Part2, h.265), AVC (MPEG4, h.264), MPEG2-Part2 (h.262), JPEG / MJPEG,VC-1
- Max. shared memory 1024MB**
- Three graphics output options: D-Sub, DVI-D and HDMI
- Supports Triple Monitor
- Supports HDMI 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 Port (Compliant HDMI monitor is required)
- Supports HDCP with DVI-D and HDMI Ports
- Supports 4K Ultra HD (UHD) playback with HDMI Port

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

**The size of maximum shared memory may vary from different operating systems.
- 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: VP9 8-bit, VP9 10-bit (Encode only), VP8, HEVC (MPEG-H Part2, h.265), AVC (MPEG4, h.264), MPEG2-Part2 (h.262), JPEG / MJPEG,VC-1
- Max. shared memory 1024MB**
- Three graphics output options: D-Sub, DVI-D and HDMI
- Supports Triple Monitor
- Supports HDMI 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 Port (Compliant HDMI monitor is required)
- Supports HDCP with DVI-D and HDMI Ports
- Supports 4K Ultra HD (UHD) playback with HDMI Port

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

**The size of maximum shared memory may vary from different operating systems.
Audio- 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.
- 7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec)
- Premium Blu-ray Audio support
- Supports Surge Protection
- Supports Purity Sound™ 4
- Nichicon Fine Gold Series Audio Caps
- 120dB SNR DAC with Differential Amplifier
- NE5532 Premium Headset Amplifier for Front Panel Audio Connector (Supports up to 600 Ohm headsets)
- Pure Power-In
- Direct Drive Technology
- PCB Isolate Shielding
- Impedance Sensing on Front Out port
- Individual PCB Layers for R / L Audio Channel
- RGB LED
- 15μ Gold Audio Connector
- Supports DTS Connect
Lan- 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
- 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
WiFi- n/a- n/a
Rear Panel I/O- 2 x Antenna Ports
- 1 x PS / 2 Mouse / Keyboard Port
- 1 x D-Sub Port
- 1 x DVI-D Port
- 1 x HDMI Port
- 5 x USB 3.1 Gen1 Type-A Ports (Supports ESD Protection)
- 1 x USB 3.1 Gen1 Type-C Port (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
- 2 x Antenna Ports
- 1 x PS / 2 Mouse / Keyboard Port
- 1 x D-Sub Port
- 1 x DVI-D Port
- 1 x HDMI Port
- 1 x Optical SPDIF Out Port
- 1 x USB 3.1 Gen2 Type-A Port (10 Gb / s) (ASMedia ASM3142) (Supports ESD Protection)
- 1 x USB 3.1 Gen2 Type-C Port (10 Gb / s) (ASMedia ASM3142) (Supports ESD Protection)
- 4 x USB 3.1 Gen1 Ports (Intel Z370) (Supports ESD Protection)
- 1 x RJ-45 LAN Port with LED (ACT / LINK LED and SPEED LED)
- HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone
Storage- 6 x SATA3 6.0 Gb / s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel Rapid Storage Technology 15), NCQ, AHCI and Hot Plug*
- 2 x Ultra M.2 Sockets (M2_1 and M2_2), 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)**

*If M2_1 is occupied by a SATA-type M.2 device, SATA_5 will be disabled.
If M2_2 is occupied by a SATA-type M.2 device, SATA_0 will be disabled.

**Supports Intel Optane™ Technology
Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit
- 6 x SATA3 6.0 Gb / s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel Rapid Storage Technology 15), 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 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 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.

**Supports Intel Optane™ Technology
Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit
Connector- 1 x COM Port Header
- 1 x TPM Header
- 1 x Chassis Intrusion Header
- 1 x Power LED and Speaker Header
- 1 x CPU Fan Connector (4-pin)*
- 2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)
- 1 x Chassis Optional / Water Pump Fan Connector (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)
- 3 x USB 2.0 Headers (Support 5 USB 2.0 ports) (Supports ESD Protection)
- 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)

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

**The Chassis Optional / Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power.

***CHA_FAN2 and CHA_FAN3 / W_PUMP can auto detect if 3-pin or 4-pin fan is in use.
- 1 x COM Port Header
- 1 x TPM Header
- 1 x Power LED and Speaker Header
- 1 x RGB LED Header*
- 1 x CPU Fan Connector (4-pin)**
- 1 x CPU Optional / Water Pump Fan Connector (4-pin)***
- 2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)
- 1 x Chassis Optional / Water Pump Fan Connector (4-pin)****
- 1 x 24 pin ATX Power Connector (Hi-Density Power Connector)
- 1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
- 1 x Front Panel Audio Connector (15μ Gold Audio Connector)
- 1 x Thunderbolt™ AIC Connector (5-pin)
- 3 x USB 2.0 Headers (Support 6 USB 2.0 ports) (Intel Z370) (Supports ESD Protection)
- 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Intel Z370) (Supports ESD Protection)
- 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (ASMedia ASM1074 hub) (Supports ESD Protection)
- 1 x Front Panel Type C USB 3.1 Gen1 Header (ASMedia ASM1074 hub)

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

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

***The CPU Optional / Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power.

****The Chassis Optional / Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power.

*****CHA_FAN1 and CHA_FAN2 can auto detect if 3-pin or 4-pin fan is in use.
BIOS- 128Mb AMI UEFI Legal BIOS with multilingual GUI support
- ACPI 6.0 Compliant wake up events
- SMBIOS 2.7 Support
- DRAM, PCH 1.0V, VCCIO, VCCST, VCCSA, VPPM Voltage Multi-adjustment
- 2 x 128Mb AMI UEFI Legal BIOS with multilingual GUI support (1 x Main BIOS and 1 x Backup BIOS)
- Supports Secure Backup UEFI Technology
- ACPI 6.0 Compliant wake up events
- SMBIOS 2.7 Support
- CPU Core / Cache, GT Core / Cache, DRAM, PCH 1.0V, VCCIO, VCCST, VCCSA, VCCPLL, CPU Internal PLL, GT PLL, Ring PLL, System Agent PLL, Memory Controller PLL Voltage Multi-adjustment
Support CD- Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar- Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar
Software and UEFISoftware
- ASRock A-Tuning
- ASRock XFast LAN
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock My Favorites in UEFI
- ASRock Instant Flash
- ASRock Internet Flash
- ASRock Crashless BIOS
- ASRock Easy RAID Installer

*These utilities can be downloaded from ASRock Live Update & APP Shop.
Software
- ASRock A-Tuning
- ASRock RGB LED
- ASRock XFast LAN
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock My Favorites in UEFI
- ASRock Instant Flash
- ASRock Internet Flash
- ASRock Crashless BIOS
- ASRock Easy RAID Installer

*These utilities can be downloaded from ASRock Live Update & APP Shop.
Hardware Monitor- Temperature Sensing: CPU, Chassis, Chassis Optional / Water Pump Fans
- Fan Tachometer: CPU, Chassis, Chassis Optional / Water Pump Fans
- Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, Chassis, Chassis Optional / Water Pump Fans
- Fan Multi-Speed Control: CPU, Chassis, Chassis Optional / Water Pump Fans
- CASE OPEN detection
- Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, VPPM, PCH 1.0V, VCCSA, VCCST
- Temperature Sensing: CPU, CPU Optional / Water Pump, Chassis, Chassis Optional / Water Pump Fans
- Fan Tachometer: CPU, CPU Optional / Water Pump, Chassis, Chassis Optional / Water Pump Fans
- Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU Optional / Water Pump, Chassis, Chassis Optional / Water Pump Fans
- Fan Multi-Speed Control: CPU, CPU Optional / Water Pump, Chassis, Chassis Optional / Water Pump Fans
- Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, VPPM, PCH 1.0V, VCCSA, VCCST
OS- Microsoft Windows 10 64-bit- Microsoft Windows 10 64-bit
Certifications- FCC, CE
- ErP / EuP ready (ErP / EuP ready power supply is required)
- FCC, CE
- ErP / EuP ready (ErP / EuP ready power supply is required)
Accessories- Quick Installation Guide, Support CD, I / O Shield
- 2 x SATA Data Cables
- 3 x Screws for M.2 Sockets
- Quick Installation Guide, Support CD, I / O Shield
- 4 x SATA Data Cables
- 1 x ASRock SLI_HB_Bridge_2S Card
- 3 x Screws for M.2 Sockets