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ATX motherboard in dark finish with blue accents, four DDR5 slots, large VRM heatsinks, single HDMI port, multiple M.2 shields and

ASRock

ASRock B850 Riptide WiFi AMD motherboard

SKU CH-7899-YCDHW MPN B850 Riptide WiFi

ATX board for AM5 Ryzen 7000, 8000 and 9000 CPUs with 14+2+1 power phases, PCIe 5.0 x16, 128 Gb/s M.2, 8000+ DDR5, Killer E3100G LAN and Wi‑Fi

  • CPU Socket TypeAM5
  • CPU TypeRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
  • ChipsetAMD B850
  • Number of Memory Slots4x288pin (DDR5)
  • Memory StandardUp to 8000+(OC)
  • Maximum Memory Supported256GB

Option B850 Riptide WiFi

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  • Supports Ryzen 7000, 8000 and 9000 series CPUs
  • 14+2+1 power phases with 80A Dr.MOS deliver stable voltage
  • Four DDR5 slots reach 8000+ MT/s and 256GB capacity
  • One PCIe 5.0 x16 slot plus one PCIe 4.0 x16 slot
  • Realtek ALC4082 7.1‑channel audio with Nahimic enhancement

Socket AM5 Platform

The ASRock B850 Riptide WiFi is an ATX motherboard built for AMD Ryzen 7000, 8000 and 9000 series processors. It uses the B850 chipset and delivers a 14+2+1 phase power design with 80A Dr.MOS for stable operation.

Built for High-Speed Builds

This board suits enthusiasts who want PCIe 5.0 graphics support and a Gen5 M.2 slot running at 128 Gb/s. It also provides three Gen4 M.2 sockets, four SATA 6Gb/s ports and 7.1 channel audio. Users needing more than one full-length PCIe 5.0 slot or a different form factor should consider other models.

Deciding Specification: PCIe 5.0 x16 Slot

The single PCIe 5.0 x16 slot runs at Gen5x16 with 9000 and 7000 series CPUs, Gen4x8 with 8000 Phoenix 1 series and Gen4x4 with 8000 Phoenix 2 series. This lane allocation determines the graphics bandwidth available for your chosen processor.

商品特色

  • Supports Ryzen 7000, 8000 and 9000 series CPUs
  • 14+2+1 power phases with 80A Dr.MOS deliver stable voltage
  • Four DDR5 slots reach 8000+ MT/s and 256GB capacity
  • One PCIe 5.0 x16 slot plus one PCIe 4.0 x16 slot
  • Realtek ALC4082 7.1‑channel audio with Nahimic enhancement

商品規格

BrandASRock
ModelB850 RIPTIDE WIFI
CPU Socket TypeAM5
CPU TypeRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
ChipsetAMD B850
Number of Memory Slots4x288pin (DDR5)
Memory StandardUp to 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*
* 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_4 is occupied, PCIE2 will be disabled.
* Supports NVMe SSD as boot disks
- 15µ Gold Contact in VGA PCIe Slot (PCIE1)
PCI Express 4.0 x161 x PCIe 4.0 x16 Slot (PCIE2), supports x4 mode
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*
- 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
Chipset:
- 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2230/2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
- 1 x Hyper M.2 Socket (M2_4, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
* Supports NVMe SSD as boot disks
* M2_1 is the first priority for M.2 installation.
* M2_2 will run at Gen4x2 with 8000 (Phoenix 2) series processors.
* If M2_4 is occupied, PCIE2 will be disabled.
SATA RAID0/1/10
Audio ChipsetRealtek ALC4082
Audio Channels7.1 Channels
LAN ChipsetKiller E3100G
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 USB 3.2 Gen 2 Type-C Ports (10 Gb/s)
3 x USB 3.2 Gen 1 Type-A Ports*
2 x USB 3.2 Gen 2 Type-A Ports (10 Gb/s)**
4 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)
* USB32_12 are Lightning Gaming Ports.
** USB32_34 supports Ultra USB Power
Onboard USB2 x USB 2.0 Headers (Support 4 USB 2.0 ports)
2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports)
1 x Front Panel Type C USB 3.2 Gen2x2 Header (20 Gb/s)
Other Connectors1 x SPI TPM Header
1 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)***
3 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_FAN1~3 and AIO_PUMP support the fan power up to 3A (36W).
*** CPU_FAN2, CHA
Form FactorATX
Dimensions (W x L)12.0" x 9.6"
Power Pin1 x 24 pin ATX Power Connector (Hi-Density 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 (Phantom Gaming Tuning)
- Killer Control Center
- 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 OS 10 64-bit / 11 64-bit
FeaturesSuperb Productivity
- PCIe Gen5 (Graphics, M.2)
- Dual Channel DDR5
Rock-Solid Durability
- 14+2+1 Power Phase, 80A Dr.MOS for VCore+SOC+MISC with Enlarged
Heatsink Armor
- Flexible Integrated I/O Shield
- 20K Long-lasting Black Caps (high quality and conductive polymer capacitors)
Ultrafast Gaming
- Killer 2.5G LAN, 802.11be Wi-Fi 7 Module
- ASRock Lightning Gaming Ports
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
1 x ARGB Splitter Cable
1 x Thermistor Cable
出貨重量1.81 kg
包裝尺寸356 × 279 × 76 mm

其他版本

同系列還有 5 款

同系列產品，記憶體、散熱器或時脈不同 — 下單前請先比較。

商品問答

How long are the VRM capacitors rated to last before they may need replacing?

The board uses upgraded 20K Black capacitors rated for 20,000 hours of operation, up from 560uF to 1000uF capacitance.

Which component hits its thermal or bandwidth ceiling first during extended heavy workloads?

The PCIe 5.0 x16 slot runs at Gen5x16 with 9000 and 7000 series CPUs but drops to Gen4x8 with 8000 Phoenix 1 and Gen4x4 with 8000 Phoenix 2 processors.

How loud or hot does the VRM area get when the system runs all day under load?

The 14+2+1 phase design with 80A Dr.MOS and 20K capacitors aims to lower ripple and stabilise output current, reducing VRM heat during sustained loads.

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