ASRock > Motherboard Compare Result

Model	Z370 Pro4	Z370M Pro4

Form Factor	- ATX Form Factor: 12.0-in x 8.8-in, 30.5 cm x 22.4 cm - Solid Capacitor design	- Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm - Solid Capacitor design
Unique Feature	ASRock 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 Super Alloy - Premium 45A Power 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
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 - 10 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 4300+(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 PCIe WiFi module *Supports NVMe SSD as boot disks If PCIE5 slot or PCI slot is occupied, PCIE4 slot will run at x2 mode.	- 2 x PCI Express 3.0 x16 Slots (PCIE1: x16 mode; PCIE4: x4 mode)* - 2 x PCI Express 3.0 x1 Slots (Flexible PCIe) - Supports AMD Quad CrossFireX™ and CrossFireX™ *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 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.
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
USB
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	- 1 x PS / 2 Mouse Port - 1 x PS / 2 Keyboard Port - 1 x D-Sub Port - 1 x DVI-D Port - 1 x HDMI Port - 1 x USB 2.0 Port (Supports ESD Protection) - 4 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
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* - 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 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
RAID
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 Print Port Header - 1 x COM Port Header - 1 x TPM Header - 1 x Chassis Intrusion and Speaker Header - 2 x CPU Fan Connectors (1 x 4-pin, 1 x 3-pin)* - 2 x Chassis 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 - 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection) - 2 x USB 3.1 Gen1 Headers (Support 4 USB 3.1 Gen1 ports) (Supports ESD Protection) - 1 x Performance Mode / Easy OC Header The CPU Fan Connector supports the CPU fan of maximum 1A (12W) 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	- 128Mb AMI UEFI Legal BIOS with multilingual GUI support - ACPI 6.0 Compliant wake up events - SMBIOS 2.7 Support - CPU, DRAM, PCH 1.0V, VCCIO, VCCSA, VCCST 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 UEFI	Software - ASRock A-Tuning 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 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.
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	- CPU, Chassis temperature sensing - CPU, Chassis Fan Tachometer - CPU, Chassis Quiet Fan (Auto adjust chassis fan speed by CPU temperature) - CPU, Chassis Fan multi-speed control - CASE OPEN detection - Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, PCH 1.0V
OS	- Microsoft Windows 10 64-bit / 11 64-bit	- Microsoft Windows 10 64-bit / 11 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	- I / O Shield - 2 x SATA Data Cables - 3 x Screws for M.2 Sockets	- I / O Shield - 2 x SATA Data Cables - 2 x Screws for M.2 Sockets