Sapphire Pure B850M Wi-Fi specifications and in-depth review

Sapphire Pure B850M Wi-Fi

Manufacturer: Sapphire

The Sapphire Pure B850M Wi-Fi is a Micro-ATX motherboard designed for users looking to build a reliable system with modern connectivity features. It features a Wi-Fi 6 support for fast wireless networking, making it a solid choice for users needing efficient internet speeds. With its AM5 CPU socket, it's ready to work with compatible processors, offering an easy-to-use platform for system builds.

On the technical side, the Sapphire Pure B850M Wi-Fi supports up to 256GB of DDR5 RAM with a maximum overclocked speed of 8000 MHz. It also includes several connectivity options, including multiple USB 3.2 Gen 2 ports and an HDMI output, making it flexible for various setups. For storage, it offers 4 SATA 3 connectors and 2 M.2 sockets, and supports RAID 0 and RAID 1 configurations.

Pros
  • Supports Wi-Fi 6 (802.11ax), providing fast and reliable wireless connectivity.
  • Includes 4 USB 3.2 Gen 2 (USB-A) ports for fast data transfer.
  • Has built-in Bluetooth 5.3 for seamless wireless connections with compatible devices.
  • Offers up to 256GB of DDR5 memory support, allowing for a large and fast memory capacity.
  • Equipped with multiple storage options, including 4 SATA 3 connectors and 2 M.2 sockets.
Cons
  • Does not support integrated graphics, requiring a discrete GPU for video output.
  • Lacks dual BIOS, which could be useful for added system stability and recovery.
  • No support for ECC memory, limiting its use in error-sensitive environments.
  • Does not include an S/PDIF Out port for digital audio output.
  • Lacks Thunderbolt 3 or 4 ports, limiting the ability to connect high-speed external devices.
Who is this for?

The Sapphire Pure B850M Wi-Fi motherboard is well-suited for users seeking a reliable and feature-rich base for building a powerful system. With support for Wi-Fi 6 and Bluetooth 5.3, it offers strong wireless connectivity, ideal for gamers and professionals who rely on stable network connections. Its support for up to 256GB of DDR5 memory ensures plenty of room for multitasking, content creation, and memory-intensive applications.

Who is this NOT for?

This motherboard may not be ideal for users who need more advanced features for critical systems, as it lacks ECC memory support and dual BIOS functionality. Additionally, its lack of integrated graphics means users will need to invest in a discrete GPU, making it less suitable for users who want to build a system without a dedicated graphics card.

General info:

CPU socket AM5
chipset B850
form factor Micro-ATX
release date September 2025
supports Wi-Fi
Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Has Bluetooth
Bluetooth version 5.3
Easy to overclock
has RGB lighting
Easy to reset BIOS
Has dual BIOS
has aptX
CPU sockets 1
Has integrated graphics
warranty period 3 years
height 244 mm
width 244 mm
Has integrated CPU

The Sapphire Pure B850M Wi-Fi motherboard features a compact Micro-ATX form factor and supports the AM5 CPU socket with a single CPU socket configuration. It includes Wi-Fi 6 (802.11ax) support, ensuring fast wireless connectivity, and comes with built-in Bluetooth 5.3. For customization, it offers RGB lighting and easy overclocking options. However, it does not have integrated graphics or dual BIOS functionality, and resetting the BIOS is not made easier with a clear CMOS feature. The motherboard also comes with a 3-year warranty for added peace of mind.

Memory:

maximum memory amount 256GB
overclocked RAM speed 8000 MHz
memory slots 4
DDR memory version 5
memory channels 2
Supports ECC memory

The Sapphire Pure B850M Wi-Fi motherboard supports up to 256GB of DDR5 memory across 4 memory slots, offering a significant capacity for demanding applications. It also supports dual-channel memory, with speeds of up to 8000 MHz when overclocked, ensuring fast data transfer. However, it does not support ECC memory, making it less suitable for error-correction needs in critical environments.

Ports:

USB 3.2 Gen 2 ports (USB-A) 3
USB 3.2 Gen 1 ports (USB-A) 0
USB 3.2 Gen 2 ports (USB-C) 1
USB 3.2 Gen 1 ports (USB-C) 0
USB 2.0 ports 4
USB 3.2 Gen 2x2 ports 0
USB 4 40Gbps ports 0
USB 4 20Gbps ports 0
Thunderbolt 4 ports 0
Thunderbolt 3 ports 0
has an HDMI output
DisplayPort outputs 1
RJ45 ports 1
Has USB Type-C
eSATA ports 0
DVI outputs 0
has a VGA connector
PS/2 ports 0

The Sapphire Pure B850M Wi-Fi motherboard offers a versatile selection of ports, including USB 3.2 Gen 2 (USB-A) with 3 ports and a USB 3.2 Gen 2 (USB-C) port for fast data transfer. It also features an HDMI output, a DisplayPort, and a single RJ45 port for network connectivity. Additionally, it includes 4 USB 2.0 ports and supports USB Type-C, but lacks Thunderbolt or VGA connectors.

Connectors:

USB 3.2 Gen 1 ports (through expansion) 2
USB 3.2 Gen 2 ports (through expansion) 0
USB 3.2 Gen 2x2 ports (through expansion) 0
USB-C 3.2 Gen 2 ports (through expansion) 0
USB 2.0 ports (through expansion) 2
SATA 3 connectors 4
M.2 sockets 2
Has TPM connector
U.2 sockets 0
Has mSATA connector
SATA 2 connectors 0

The Sapphire Pure B850M Wi-Fi motherboard provides ample expansion options with 4 SATA 3 connectors and 2 M.2 sockets for storage devices. It also includes 2 USB 3.2 Gen 1 connectors and additional USB 2.0 ports through expansion. However, it lacks a TPM connector, U.2 sockets, or mSATA support, offering a more standard set of connectors for typical usage.

Expansion slots:

PCIe 5.0 x16 slots 1
PCIe 3.0 x16 slots 0
PCIe x1 slots 0
PCI slots 0
PCIe 2.0 x16 slots 0
PCIe x4 slots 1
PCIe x8 slots 0

The Sapphire Pure B850M Wi-Fi motherboard features 1 PCIe 5.0 x16 slot for high-speed graphics cards or expansion cards and 1 PCIe x4 slot for additional peripherals. It does not include PCIe 3.0 x16, PCIe x1, or PCIe 2.0 x16 slots, limiting its expansion options in these areas. There are no PCI or PCIe x8 slots available either.

Audio:

audio channels 5.1
Has S/PDIF Out port
audio connectors 3

The Sapphire Pure B850M Wi-Fi motherboard supports 5.1 audio channels, delivering high-quality sound for immersive media experiences. It is equipped with 3 audio connectors for flexible audio device connections but does not include an S/PDIF Out port for digital audio output.

Storage:

Supports RAID 1
Supports RAID 0
Supports RAID 0+1

The Sapphire Pure B850M Wi-Fi motherboard supports RAID 1 and RAID 0 configurations, offering users flexibility for data redundancy and performance improvements. However, it does not support RAID 0+1, limiting its available RAID options to the more common 0 and 1 setups.

Final Verdict

The Sapphire Pure B850M Wi-Fi motherboard is a solid choice for users looking for a reliable, feature-packed foundation for their system. With support for Wi-Fi 6 and up to 256GB of DDR5 memory, it offers strong connectivity and ample performance potential for modern applications. While it lacks integrated graphics and advanced features like dual BIOS and ECC memory, it remains a versatile option for general computing and gaming builds. Overall, this motherboard is well-suited for users who prioritize wireless capabilities and robust memory support in a micro-ATX form factor.