Gigabyte B850M Eagle Wi-Fi6E

Name: Gigabyte B850M Eagle Wi-Fi6E
Brand: Gigabyte
SKU: 7039

Manufacturer: Gigabyte

The Gigabyte B850M Eagle Wi-Fi6E is a Micro-ATX motherboard designed around AMD's AM5 platform and the B850 chipset. It carries a compact 244 × 244 mm footprint without sacrificing connectivity, and ships with Wi-Fi 6E (802.11ax) and Bluetooth 5.3 built in, making wireless setup straightforward out of the box. RGB lighting is included, and the board comes backed by a three-year warranty.

On the memory side, four DDR5 slots support up to 256 GB across two channels, with a native ceiling of 5200 MHz and overclocked speeds reaching 8200 MHz. Expansion is handled by one PCIe 5.0 x16 slot and one PCIe x4 slot, while storage options include two M.2 sockets, four SATA 3 connectors, and full RAID 0, 1, 5, and 10 support. The rear I/O provides one USB 3.2 Gen 2 Type-A port, one USB 3.2 Gen 2 Type-C port, two USB 3.2 Gen 1 Type-A ports, four USB 2.0 ports, HDMI 2.1, two DisplayPort outputs, and a single RJ45 Ethernet port, alongside a 7.1-channel audio solution with three audio connectors.

Pros

Wi-Fi 6E support with backwards compatibility across Wi-Fi 4, 5, and 6 standards covers a wide range of wireless environments
DDR5 memory with overclocked speeds up to 8200 MHz and a maximum capacity of 256 GB across four slots offers substantial headroom for demanding workloads
A PCIe 5.0 x16 slot ensures the board is ready for the latest generation of graphics cards and add-in devices
Full RAID support across levels 0, 1, 5, and 10 gives users meaningful flexibility in how they configure storage redundancy and performance
Bluetooth 5.3 is included alongside Wi-Fi, removing the need for a separate wireless adapter
Three-year warranty provides solid long-term coverage

Cons

No dual BIOS means there is no automatic fallback if a firmware update goes wrong
The absence of a quick CMOS reset mechanism can make BIOS recovery more cumbersome
Only two M.2 sockets may feel limiting for builds that rely heavily on NVMe storage
No S/PDIF output restricts options for users who need digital audio passthrough to external receivers or DACs
USB 4 and Thunderbolt ports are entirely absent, which limits high-bandwidth peripheral connectivity

Who is this for?

This board is a solid fit for users building a compact AMD AM5 system who still want access to modern connectivity without sacrificing too much expandability. The PCIe 5.0 x16 slot makes it well-suited for anyone pairing a current-generation discrete GPU with an AM5 processor, while the DDR5 support with overclocked speeds up to 8200 MHz appeals to enthusiasts who want to push memory performance within a Micro-ATX footprint. The built-in Wi-Fi 6E and Bluetooth 5.3 make it a practical choice for desktop builds where running Ethernet cables is inconvenient, and the RAID 0, 1, 5, and 10 support means it can also serve users who need basic NAS-like redundancy or striped performance from their SATA drives in a home or small office environment.

Who is this NOT for?

Users who rely on Thunderbolt or USB 4 connectivity for high-bandwidth peripherals, external GPUs, or professional docking stations will find this board inadequate, as none of those interfaces are present. The lack of dual BIOS and easy CMOS reset makes it a less forgiving option for aggressive overclockers or users who frequently experiment with BIOS settings, where a failed flash could require more involved recovery steps. With only two M.2 sockets and no U.2 or mSATA connectors, it is also not the right choice for storage-heavy workstation builds that demand multiple high-speed NVMe drives running simultaneously.

General info:

CPU socket	AM5
chipset	B850
form factor	Micro-ATX
supports Wi-Fi	✓
Wi-Fi version	Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax)
Has Bluetooth	✓
Bluetooth version	5.3
HDMI version	HDMI 2.1
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 Gigabyte B850M Eagle Wi-Fi6E is built around the AM5 socket and B850 chipset, housed in a compact Micro-ATX form factor measuring 244 × 244 mm. It supports a single CPU and does not include an integrated processor or integrated graphics. Wi-Fi 6E is built in, covering 802.11n, 802.11ac, and 802.11ax standards, and Bluetooth 5.3 is also included, though aptX is not supported. The board features HDMI 2.1 output, RGB lighting, and is noted as easy to overclock. It does not offer dual BIOS or a quick CMOS reset function. A three-year warranty is included.

Memory:

maximum memory amount	256GB
RAM speed (max)	5200 MHz
overclocked RAM speed	8200 MHz
memory slots	4
DDR memory version	5
memory channels	2
Supports ECC memory	✕

This board uses DDR5 memory across four slots arranged in a dual-channel configuration, with a maximum supported capacity of 256 GB. The native RAM speed tops out at 5200 MHz, while overclocked configurations can reach up to 8200 MHz. ECC memory is not supported.

Ports:

USB 3.2 Gen 2 ports (USB-A)	1
USB 3.2 Gen 1 ports (USB-A)	2
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	2
RJ45 ports	1
Has USB Type-C	✓
eSATA ports	0
DVI outputs	0
has a VGA connector	✕
PS/2 ports	1

The rear I/O panel offers a reasonable spread of USB connectivity, including one USB 3.2 Gen 2 Type-A port, two USB 3.2 Gen 1 Type-A ports, one USB 3.2 Gen 2 Type-C port, and four USB 2.0 ports; there are no USB 3.2 Gen 2x2, USB 4, Thunderbolt 3, or Thunderbolt 4 ports. Display output is handled by one HDMI and two DisplayPort outputs, with no DVI or VGA connectors present. Networking is covered by a single RJ45 port, and legacy input device support is maintained through one PS/2 port. eSATA is not available.

Connectors:

USB 3.2 Gen 1 ports (through expansion)	2
USB-C 3.2 Gen 2 ports (through expansion)	1
USB 2.0 ports (through expansion)	4
SATA 3 connectors	4
fan headers	4
USB 3.0 ports (through expansion)	2
M.2 sockets	2
Has TPM connector	✓
U.2 sockets	0
Has mSATA connector	✕
SATA 2 connectors	0

Internal expansion headers include two USB 3.2 Gen 1 connectors, two additional USB 3.0 connectors, one USB-C 3.2 Gen 2 connector, and four USB 2.0 connectors, allowing front-panel and case USB ports to be populated without using rear I/O slots. Storage connectivity is provided through four SATA 3 connectors and two M.2 sockets; there are no SATA 2, mSATA, or U.2 sockets. The board also includes four fan headers and a TPM connector, covering both cooling management and security module support.

Expansion slots:

PCIe 4.0 x16 slots	0
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 board provides two expansion slots in total: one PCIe 5.0 x16 slot for the primary add-in card and one PCIe x4 slot for additional expansion. There are no PCIe 2.0, 3.0, or 4.0 x16 slots, and no PCIe x1, x8, or legacy PCI slots are present.

Audio:

audio channels	7.1
Has S/PDIF Out port	✕
audio connectors	3

The onboard audio solution supports 7.1-channel output and is accompanied by three analog audio connectors on the rear panel. An S/PDIF optical output is not included.

Storage:

Supports RAID 1	✓
Supports RAID 10 (1+0)	✓
Supports RAID 5	✓
Supports RAID 0	✓
Supports RAID 0+1	✕

The board supports RAID 0, 1, 5, and 10 configurations, covering a range of performance and redundancy setups. RAID 0+1 is not supported.

Final Verdict

The Gigabyte B850M Eagle Wi-Fi6E delivers a well-rounded Micro-ATX package for AM5 builds that prioritize modern connectivity and memory performance within a compact form factor. Its PCIe 5.0 x16 slot combined with DDR5 support and Wi-Fi 6E positions it as a genuinely current-generation option rather than a stopgap, and the inclusion of Bluetooth 5.3, a broad USB port selection, and RAID support across four modes adds meaningful practicality for both home and light professional use. Users who need Thunderbolt, USB 4, or dual BIOS safety nets will need to look elsewhere, but for those whose requirements align with what this board offers, it represents a capable and feature-complete foundation for a modern AMD desktop build.