Click here to get our 2026 SAPPHIRE Wallpapers!

SAPPHIRE's website uses cookies to enhance site visitor experience

Visit Privacy for information on how to disable cookies.

I Accept

PULSE B550M

  • AMD AM4 CPU SUPPORT
  • 8+2 Phase CPU Power, 63A Per Phase,
  • Robust VRM and PCH Cooling
  • Dual Channel, 4000+ MHz Memory OC
  • PCI Express 4.0 x16
  • PCIe 4.0 M.2 Support
Related Product:

PULSE A620AM

AMD AM5 CPU SUPPORT

Learn More

Specifications

Chipset

AMD® B550

CPU Support

Supports AMD Socket AM4 Processors including Ryzen™ 5000 / 4000 / 3000 Series Desktop Processors

Memory Support

2x DIMMS, Dual Channel DDR4, Maximum Memory Capacity 64GB(2x 32GB), up to 4000+ MHz(OC)

PCI-E Expansion Slots

1x PCIe 4.0 x16, 1x PCIe 3.0 x4

Display Connector

DisplayPort x1, HDMI x1

Audio

Realtek® ALC897 HD Audio, 5.1 Channel

Network

Realtek® RTL8125 2.5 Gigabit Ethernet

Front USB Headers

1x USB 3.2 Gen1 (2 x Type-A),

1x USB 2.0 (2 x Type-A)

Rear Ports

1× HDMI ™, 1× DisplayPort, 1× PS/2
2× USB 2.0, 3× USB 3.2 Gen 1 Type-A, 1× USB 3.2 Gen 1 Type-C
1× LAN (RJ45)
3× Audio Jacks

Storage

1x PCIe 4.0 M.2, 1x PCIe 3.0 M.2, 4x SATA

Dimensions

Micro-ATX, 245 x 225mm

Debug LED

DRAM: Yellow, CPU: Red, GPU: White, Boot: Green

Download

BIOS

The file hash is as below:
MD5             9152a79b94cd661b80f3cf4c64d8c8b9
SHA-1          74aed1c843d7368da2a30889af3be2bc1a84fd1d
SHA-256      cf899c597b9248b0b9be64dc2e0a27e29440fb2ed636cef21e53559df6ffc9af
Version CB0H5001R11
File Size 9.1MB
Release Date 12/5/2025
Download

For Windows

MD5             f6820dd340dcf5616bd435b434672e92
SHA-1          cd809287f2e35f92e91e70032695c19afb8920ad
SHA-256      e81ff6d98f2c46b934846c4d0709cf85446fc9a091e42b83f9de61d7f5c37ee1
Version V3
File Size 504KB
Release Date 9/10/2025
Download

BIOS Manual

“*New BIOS version will skip” in P15 & P16 for SAPPHIRE CORE UI v0.8.95 BIOS.
Version 1.01
File Size 2.5MB
Release Date 5/5/2026
Download

PULSE_B550M_Specification_manual_E030-0140-10_20Jan26
Version 202201
File Size 797 KB
Release Date 5/26/2026
Download

AMD_chipset_8.02.18.557.zip
Version 8.02.18.557
File Size 75MB
Release Date 5/5/2026
Download

APU Graphic Driver_V25.8.1.zip
Version 25.8.1
File Size 913MB
Release Date 5/26/2026
Download

RealtekALC6_0_9.zip
Version 6.0.9
File Size 312MB
Release Date 8/20/2025
Download

RTL_Lan_Win11_Win10_10073
Version 10.73
File Size 5MB
Release Date 8/20/2025
Download

RAID_Driver_932
Version 9.3.2.00255
File Size 10.4MB
Release Date 8/20/2025
Download

RAID_Software_312
Version 3.12.08.452
File Size 218MB
Release Date 8/20/2025
Download

MB QVL

SAPPHIRE AM4 QVL
Version 202603
File Size 18.8KB
Release Date 3/1/2026
Download

Join the Nation!