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ASRock · AM5 · B850

ASRock AMD B850 LiveMixer WiFi 7

ATX · DDR5 · 4 DIMMs · 14-phase VRM · 7

Quality
76
VRM
54
Value
76
Amazon
$190
ASRock AMD B850 LiveMixer WiFi 7
View ASRock AMD B850 LiveMixer WiFi 7 Gallery in high resolution
$190
Available Updated 3 days, 8 hours ago Prime FBA
Overall75.8
VRM54.0
Chipset78.0
Expansion / storage82.0
Connectivity81.0
Audio84.0
Quality / price75.8
$190 on Amazon Motherboard table Compare this motherboard

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Written analysis

ASRock AMD B850 LiveMixer WiFi 7 at a glance

The ASRock AMD B850 LiveMixer WiFi 7 uses the ATX form factor, AM5 socket, and B850 chipset. This is a balanced mainstream platform: enough expansion and connectivity for a performance PC without paying only for flagship extras.

Memory support is DDR5 across 4 DIMM slots, with up to 256 GB and rated overclocked speeds up to 8000 MT/s. ECC modules are accepted, subject to CPU support. XMP / EXPO memory-profile support is recorded for easier tuning.

Best fit: a performance gaming and productivity PC that needs a balanced board without workstation-class excess.

Power delivery

The calculated VRM score is 54.0, placing the power delivery in the mid-range class. The board lists 14 CPU power phases, 80 A power stages in a 14+2+1 layout. CPU power input is listed as 2. It is a sensible match for mainstream processors, with conservative tuning on higher-power chips.

Expansion and storage

The expansion and storage score is 82.0: well equipped . The platform supports PCIe 5.0. Physical expansion includes 3 ×16 slots.

On-board storage consists of 3 M.2 slots supporting Gen5x4, Gen4x4, Gen4x2 and 2 SATA ports. Supported M.2 lengths are listed as 2230, 2242, 2260, 2280. That is enough NVMe capacity for a multi-drive gaming or creator setup without immediately relying on an add-in card.

Connectivity and rear I/O

The connectivity score is 81.0, rated strong . Wireless networking is Wi-Fi 7 ; wired networking is 2.5 Gigabit LAN 10/100/1000/2500 Mb/s at up to 2500 Mbps. Bluetooth 5.4 is included. The recorded USB provision is 14 rear connections and 9 front-panel connections. The specification sheet below separates every USB speed and connector type.

Display connectivity includes HDMI 2.1, DisplayPort 1.4. These motherboard outputs require a processor with integrated graphics.

Audio

The audio score is 84.0. This is a high-end onboard implementation using Realtek ALC1220, suitable for good headsets, powered speakers, and everyday content work. The rear panel has 2 analogue jacks, with gold-plated contacts. Optical S/PDIF is present for digital audio equipment.

Buying verdict

Overall quality is 75.80, a strong performance-class result. This is the practical sweet spot for a powerful gaming or productivity PC without paying for every flagship extra.

At the recorded Amazon price, the quality-to-price score is 75.8—an excellent value relative to the other boards in the catalog.

Board data

Full specifications

Platform, expansion, storage, rear I/O, internal headers, networking, audio, and board controls in one sheet.

General

Manufacturer
ASRock
Motherboard
ASRock AMD B850 LiveMixer WiFi 7
Chipset / socket
B850 / AM5
Form factor
ATX
Launch price
—
Amazon price
$190
Availability
In stock
Price updated
3 days, 8 hours ago

VRM

CPU phases
14 (80 A)
Power design
14+2+1
EPS connector
2

Memory

Type / slots
DDR5 / 4 DIMMs
Max capacity / OC
256 GB / 8000 MT/s
Per DIMM
64 GB
XMP / EXPO
Yes
ECC
Modules supported

PCIe

Supported version
PCIe 5.0
x16 physical
3
x16 Gen 5
1
x16 Gen 4
2

Storage

M.2 slots
3
M.2 lengths
2230, 2242, 2260, 2280
M.2 modes
Gen5x4, Gen4x4, Gen4x2
SATA ports
2

Display outputs

HDMI
Yes · 2.1 · 4K 120Hz
DisplayPort
Yes · 1.4 · 4K 120Hz
USB-C DisplayPort
No

USB

Rear USB 2.0
8
Rear USB 3.2 Gen 1 Type-A 5 Gbps
4
Rear USB 3.2 Gen 2 Type-A 10 Gbps
1
Rear USB 3.2 Gen 2 Type-C 10 Gbps
1
Front USB 2.0
4
Front USB 3.2 Gen 1 Type-A 5 Gbps
4
Front USB 3.2 Gen 2×2 Type-C 20 Gbps
1
Header USB 2.0
4
Header USB 3.2 Gen 1 Type-A 5 Gbps
4
Header USB 3.2 Gen 2×2 Type-C 20 Gbps
1

Networking

Ethernet
2.5 Gigabit LAN 10/100/1000/2500 Mb/s
LAN ports
1
LAN speed
2500 Mbps
Wi-Fi
7
Wi-Fi bandwidth
160MHz
Bands
2.4GHz/5GHz/6GHz
Antenna connectors
2
Bluetooth
5.4

Audio

Chipset
Realtek ALC1220
Analog jacks
2
Gold-plated jacks
Yes
Optical S/PDIF
Yes
Spatial audio
Rear output

Buttons

BIOS flashback
Yes
Clear CMOS
No
Q-Flash Plus
No
Smart button
No
Onboard start / reset
No

Additional information

Memory notes
Supports un-buffered memory and EXTended Profiles for Overclocking (EXPO) memory modules.
Display notes
Graphics are integrated AMD RDNA™ graphics, but actual support may vary by CPU. The HDMI port is TMDS/FRL 8G Compatible and supports HDR and HDCP 2.3. The DisplayPort supports DSC (compressed) and HDCP 2.3.
Expansion notes
PCIE1 speed is dependent on the installed CPU: it runs at Gen5x16 with 9000/7000 series, Gen4x8 with 8000 (Phoenix 1) series, and Gen4x4 with 8000 (Phoenix 2) series processors. The two PCIe 4.0 x16 slots (PCIE2 and PCIE3) operate in x4 mode. If the M2_3 socket is occupied, the PCIE3 slot will be disabled. An M.2 Socket (Key E) for a WiFi/BT module is also present.
M2_1
5.0 4 · 2280 · CPU — M2_1 will run at Gen5x4 with 9000 and 7000 series processors and Gen4x4 with 8000 (Phoenix 1 and Phoenix 2) series processors.
M2_2
4.0 4 · 2280 · CPU — M2_2 will run at Gen4x4 with 9000 and 7000 series processors, Gen4x4 with 8000 (Phoenix 1) series processors and Gen4x2 with 8000 (Phoenix 2) series processors.
M2_3
4.0 4 · 2230, 2242, 2260, 2280 · Chipset — If M2_3 is occupied, PCIE3 will be disabled.
Storage notes
Supports NVMe SSD as boot disks. M2_1 is the first priority for M.2 installation.
USB notes
All USB ports support ESD Protection. Two of the rear USB 3.2 Gen1 Type-A ports are Lightning Gaming Ports. Two of the rear USB 3.2 Gen1 Type-A ports support Ultra USB Power.
Audio notes
7.1 CH HD Audio with Content Protection; Impedance Sensing on Rear Out port; Individual PCB Layers for R/L Audio Channel; Nahimic Audio.
Networking notes
Supports IEEE 802.11a/b/g/n/ac/ax/axe/be. 1 antenna to support 2 (Transmit) x 2 (Receive) diversity technology. Supports MU-MIMO. The Wi-Fi 7 module is supported by Microsoft Windows® 11 only. There is no driver available for Windows® 10. The availability of the 6GHz band will depend on the different regulation status of each country and region. It will be activated (for supported countries) through Windows® Update and software updates once available.
Fan / RGB headers
2 CPU · — OPT · 1 AIO · 3 chassis · 3 ARGB · 1 RGB
Thermal sensors
1
Other headers
Front audio · System panel · TPM
Dimensions
30.5 cm x 24.4 cm

Extracted notes sit here. Official manufacturer copy is at the bottom of the page.

Amazon

Price history

Nearby quality

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VRM fit

VRM-appropriate CPUs

AM5 processors whose TDP sits in this board’s VRM window. Socket match is required; chipset extras still matter on sTR5. This is a power-delivery filter, not a ranked CPU guide.

Open AM5 CPUs in the CPU table

Discussion

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Vendor copy

Official manufacturer data

Raw manufacturer text kept for reference. Structured specs above are extracted from this copy and are the source for scores and tables.

Memory

Dual Channel DDR5 Memory Technology
- 4 x DDR5 DIMM Slots
- Supports DDR5 ECC/non-ECC, un-buffered memory up to 8000+(OC)
- Max. capacity of system memory: 256GB
- Supports Extreme Memory Profile (XMP) and EXTended Profiles for Overclocking (EXPO) memory modules

Graphics

Integrated AMD RDNA™ graphics (Actual support may vary by CPU)
- 1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR, HDCP 2.3 and max. resolution up to 4K 120Hz
- 1 x DisplayPort 1.4 with DSC (compressed), supports HDCP 2.3 and max. resolution up to 4K 120Hz

Expansion slots

CPU:
- 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*
Chipset:
- 2 x PCIe 4.0 x16 Slots (PCIE2 and PCIE3), support x4 mode*
- 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module
- 15μ Gold Contact in VGA PCIe Slot (PCIE1)

* 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_3 is occupied, PCIE3 will be disabled.
Supports NVMe SSD as boot disks

Storage

CPU:
- 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 2280 PCIe Gen4x4 (64 Gb/s) mode*
Chipset:
- 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2230/2242/2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
- 2 x SATA3 6.0 Gb/s Connectors

* 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.
M2_2 will run at Gen4x4 with 9000 and 7000 series processors, Gen4x4 with 8000 (Phoenix 1) series processors and Gen4x2 with 8000 (Phoenix 2) series processors.
If M2_3 is occupied, PCIE3 will be disabled.

USB

CPU:
- 1 x USB 3.2 Gen2 Type-C (Rear)
- 1 x USB 3.2 Gen2 Type-A (Rear)
- 1 x USB 3.2 Gen1 Type-A (Rear (USB32_1))
Chipset:
- 1 x USB 3.2 Gen2x2 Type-C (Front)
- 7 x USB 3.2 Gen1 Type-A (3 Rear (USB32_234), 4 Front)
- 12 x USB 2.0 (8 Rear, 4 Front)

* All USB ports support ESD Protection

Internal I/O

1 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 24 pin ATX Power Connector
- 1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
- 1 x 4 pin 12V Power Connector (Hi-Density Power Connector)
- 1 x Front Panel Audio Connector
- 2 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)

* 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_FAN1~3 and AIO_PUMP can auto detect if 3-pin or 4-pin fan is in use.

Rear I/O

2 x Antenna Ports
- 1 x HDMI Port
- 1 x DisplayPort 1.4
- 1 x Optical SPDIF Out Port
- 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s)
- 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s)
- 4 x USB 3.2 Gen1 Type-A Ports*
- 8 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 support Ultra USB Power.

Wireless

802.11be 2x2 Wi-Fi 7 Module
- Supports IEEE 802.11a/b/g/n/ac/ax/axe/be
- Supports 2.4GHz/5GHz/6GHz* frequency band
- Supports 160MHz channel bandwidth with 6GHz* frequency band
- 1 antenna to support 2 (Transmit) x 2 (Receive) diversity technology
- Supports Bluetooth 5.4
- Supports MU-MIMO

*The Wi-Fi 7 module is supported by Microsoft Windows® 11 only. There is no driver available for Windows® 10. The availability of the 6GHz band will depend on the different regulation status of each country and region. It will be activated (for supported countries) through Windows® Update and software updates once available.

Audio

7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec)
- Impedance Sensing on Rear Out port
- Individual PCB Layers for R/L Audio Channel
- Nahimic Audio

Special features

Superb 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) for VCore
Ultrafast Connectivity
- 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

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