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ATX motherboard, dark grey finish, silver heatsinks, AM5 socket, four DDR5 slots, three M.2 shields, rear I/O with two USB4 Type-C

ASRock

ASRock X870 Pro RS WiFi AMD motherboard

SKU CH-D7SV-43B20 MPN X870 Pro RS WiFi

AM5 ATX board for Ryzen 7000, 8000 and 9000 series with 14+2+1 phase power, PCIe 5.0 x16, PCIe 4.0 x16, one Blazing M.2 Gen5, one Hyper M.2 Gen4, four SATA3, Realtek ALC1220 7.1 audio, 2 USB4

  • CPU Socket TypeAM5
  • CPU TypeRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
  • ChipsetAMD X870
  • Number of Memory Slots4x288pin (DDR5)
  • Memory StandardDDR5 8000+(OC)*
  • Maximum Memory Supported256GB

Option X870 PRO RS WIFI

Struck-through versions exist but are not stocked here.

Style White

  • Supports Ryzen 7000, 8000 and 9000 series CPUs
  • 14+2+1 phase VRM with 80A Dr.MOS power stages
  • Four DDR5 slots up to 8000 MT/s and 256GB capacity
  • PCIe 5.0 x16 plus PCIe 4.0 x16 expansion slots
  • Realtek ALC1220 7.1-channel audio with Nahimic enhancement

AM5 Platform Foundation

This ATX motherboard uses the AMD X870 chipset and AM5 socket to support Ryzen 7000, 8000 and 9000 series processors. A 14+2+1 phase power design with 80A Dr.MOS and 1000uF capacitors delivers stable current for multi-core workloads. Four DDR5 slots accept up to 256GB at 8000+(OC) with AMD EXPO and Intel XMP 3.0 profiles. ECC un-buffered memory is supported for data integrity.

Storage And Expansion Balance

One PCIe 5.0 x16 slot runs at x16 with 9000 and 7000 series CPUs, at x8 with 8000 Phoenix 1 and x4 with 8000 Phoenix 2. A second PCIe 4.0 x16 slot operates at x4 but disables when the chipset M.2_2 is populated. The CPU provides one Gen5x4 M.2 (128 Gb/s) and the chipset adds one Gen4x4 plus one Gen3x4/SATA M.2. Four SATA 6Gb/s ports support RAID 0 and 1; NVMe RAID 0, 1 and 10 require extra M.2 cards.

Connectivity And Audio Core

Rear I/O includes two USB4 Type-C ports, six USB 3.2 Gen1, six USB 2.0 and HDMI video output. Front-panel headers add one USB 3.2 Gen2x2 Type-C, two USB 3.2 Gen1 and three USB 2.0. Realtek ALC1220 drives 7.1 channel HD audio with Nahimic enhancement. Wi-Fi is integrated per the model name.

Primary Slot CPU Dependency

The PCIe 5.0 x16 slot changes lane width and generation based on the installed Ryzen series: full Gen5 x16 with 9000 and 7000, Gen4 x8 with 8000 Phoenix 1, Gen4 x4 with 8000 Phoenix 2. This single variable dictates GPU and add-in card bandwidth ceiling.

Highlights

  • Supports Ryzen 7000, 8000 and 9000 series CPUs
  • 14+2+1 phase VRM with 80A Dr.MOS power stages
  • Four DDR5 slots up to 8000 MT/s and 256GB capacity
  • PCIe 5.0 x16 plus PCIe 4.0 x16 expansion slots
  • Realtek ALC1220 7.1-channel audio with Nahimic enhancement

Specifications

BrandASRock
ModelX870 PRO RS WiFi
CPU Socket TypeAM5
CPU TypeRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
ChipsetAMD X870
Number of Memory Slots4x288pin (DDR5)
Memory StandardDDR5 8000+(OC)*
Maximum Memory Supported256GB
Channel SupportedDual Channel
Memory Performance ProfileAMD EXPO / Intel XMP 3.0
ECC SupportedYes
Buffer SupportedUn-buffered
PCI Express 5.0 x161 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode
PCI Express 4.0 x161 x PCIe 4.0 x16 Slot (PCIE2), supports x4 mode
Other Slots* PCIE1 will run at Gen5x16 with 9000 and 7000 series processors, Gen4x8 with 8000 (Phoenix 1) series processors and Gen4x4 with 8000 (Phoenix 2) series processors.
* If M2_2 is occupied, PCIE2 will be disabled.
* Supports NVMe SSD as boot disks
Serial ATA (SATA)4 x SATA 6Gb/s
M.2CPU:
- 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode*
Chipset:
- 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2230/2242/2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
- 1 x Ultra M.2 Socket (M2_3, Key M), supports type 2280 SATA3 6.0 Gb/s & PCIe Gen3x4 (32 Gb/s) modes*
* Supports NVMe SSD as boot disks
* M2_1 is the first priority for M.2 installation.
* M2_1 will run at Gen5x4 with 9000 and 7000 series processors and Gen4x4 with 8000 (Phoenix 1 and Phoenix 2) series processors.
* If M2_2 is occupied, PCIE2 will be disabled.
* If SATA3_1 or SATA3_2
SATA RAIDSupports RAID 0 and RAID 1 for SATA storage devices
Additional RAID ControllerSupports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices*
* Requires additional M.2 NVMe expansion cards to support RAID 10
Audio ChipsetRealtek ALC1220
Audio Channels7.1 Channels
LAN ChipsetDragon RTL8125BG
Max LAN Speed2.5Gbps
Wireless LANWi-Fi 802.11 be
BluetoothBluetooth 5.4
Back I/O Ports2 x Antenna Ports
1 x HDMI Port
1 x Optical SPDIF Out Port
2 x USB4 Type-C Ports (40 Gb/s)*
4 x USB 3.2 Gen1 Type-A Ports
6 x USB 2.0 Ports
1 x RJ-45 LAN Port
1 x BIOS Flashback Button
1 x Line Out Jack (Gold Audio Jack)
1 x Microphone Input Jack (Gold Audio Jack)
* Supports USB PD 3.0 up to 5V@3A (15W) charging
Onboard USB2 x USB 2.0 Headers (Support 3 USB 2.0 ports)
1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports)
1 x Front Panel Type C USB 3.2 Gen2x2 Header (20 Gb/s)
Other Connectors1 x Thermistor Cable Header
1 x Power LED and Speaker Header
1 x RGB LED Header*
3 x Addressable LED Headers**
2 x CPU Fan Connectors (4-pin) (Smart Fan Speed Control)***
4 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)***
1 x AIO Pump Fan Connector (4-pin) (Smart Fan Speed Control)***
1 x Front Panel Audio Connector
* Supports in total up to 12V/3A, 36W LED Strip
** Support in total up to 5V/3A, 15W LED Strip
*** CPU_FAN1 supports the fan power up to 1A (12W).
*** CPU_FAN2, CHA_FAN1~4 and AIO_PUMP support the fan power up to 3A (36W).
*** CPU_FAN2, CHA_FAN1~4 and AIO_PUM
Form FactorATX
Dimensions (W x L)12.0" x 9.6"
Power Pin1 x 24 pin ATX Power Connector
2 x 8 pin 12V Power Connectors (Hi-Density Power Connector)
BIOS Feature256Mb AMI UEFI Legal BIOS with GUI support
SoftwareSoftware
- ASRock Motherboard Utility (A-Tuning)
- ASRock Dragon 2.5G LAN Software
- ASRock Polychrome SYNC
* These utilities can be downloaded from ASRock Live Update & APP Shop.
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock Auto Driver Installer
- ASRock Instant Flash
Windows 11Windows 10 64-bit / 11 64-bit
FeaturesSuperb Productivity
- PCIe Gen5 (Graphics, M.2)
- Dual Channel DDR5
- USB4 Type-C Ports (40 Gb/s)
Rock-Solid Durability
- 14+2+1 Power Phase, 80A Dr.MOS for VCore+SOC+MISC with Enlarged
Heatsink Armor
- Flexible Integrated I/O Shield
Ultrafast Connectivity
- 2.5G LAN
EZ Update
- BIOS Flashback Button
- ASRock Auto Driver Installer
EZ Troubleshooter
- ASRock Post Status Checker
Package Contents2 x SATA Data Cables
2 x ASRock WiFi 2.4/5/6 GHz Antennas
Shipping weight2.00 kg
Package size349 × 279 × 76 mm

Other versions of this model

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Questions about this item

At what point does the primary PCIe 5.0 x16 slot drop from x16 to x8 or x4 under sustained load with different Ryzen series?

The PCIE1 slot runs at Gen5 x16 with Ryzen 9000 and 7000 series, Gen4 x8 with Ryzen 8000 Phoenix 1, and Gen4 x4 with Ryzen 8000 Phoenix 2 processors.

How much power does the 14+2+1 phase VRM with 80A Dr.MOS deliver to the CPU socket continuously?

The 14+2+1 phase design uses 80A Dr.MOS power stages and 1000uF durable capacitors for stable current delivery and lower ripple under sustained loads.

Which specific DDR5 memory kits must I already own to reach the advertised 8000+ MT/s speeds?

You need DDR5 modules that support AMD EXPO or Intel XMP 3.0 profiles; the board has four 288-pin slots supporting up to 256 GB in dual-channel mode.

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