PRIME B450M-A
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BIOS & FIRMWARE

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BIOS
Version 4645
10.82 MB
2026/02/02
SHA-256 :E4BF5580857D802CD94544EE19397D0482FA4D424B1F7DDA6D99913F7AA40D7E

Improve system compatibility

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Version 4622
10.8 MB
2024/11/14

"1. Updated AGESA to version ComboV2PI 1.2.0.Cc.
2. Resolved CPU exception when adjusting items like ""When system is in sleep, hibernate, or soft off states"" in certain languages."

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PRIME B450M-A BIOS 4604
Version 4604
10.8 MB
2024/04/08

Update AGESA version to ComboV2PI 1.2.0.Ca.
Fix AMD processor vulnerabilities security.

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PRIME B450M-A BIOS 4401
Version 4401
10.79 MB
2023/10/31

"1. Update AGESA version to ComboV2PI 1.2.0.B
2. Update AMD 5000/3000 Series CPU fTPM version, please back up Bitlocker recovery key before updating this version BIOS."

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PRIME B450M-A BIOS 4202
Version 4202
10.78 MB
2023/07/27

"1. Update AGESA version to ComboV2PI 1.2.0.A
2. Mitigate the AMD potential security vulnerabilities for AMD Athlon™ processors and Ryzen™ processors
3. Improve system stability"

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PRIME B450M-A BIOS 4002
Version 4002
10.77 MB
2023/03/21

"1. Update AGESA version to ComboV2PI 1208
2. Mitigate the AMD potential security vulnerabilities for AMD Athlon™ processors and Ryzen™ processors"

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PRIME B450M-A BIOS 3802
Version 3802
10.77 MB
2022/05/12

"1. Update AMD AM4 AGESA V2 PI 1.2.0.7.
2. Fix AMD fTPM issue causes random stuttering."

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PRIME B450M-A BIOS 3604
Version 3604
10.65 MB
2022/03/15

"1. Update AMD AM4 AGESA V2 PI 1.2.0.6b
2. Improve system performance and stability
3. Improve system performance for AMD Ryzen 7 5800X3D"

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PRIME B450M-A BIOS 3211
Version 3211
10.6 MB
2021/08/26

"1. Update AMD AM4 AGESA V2 PI 1.2.0.3 Patch C
2. Improve system performance"

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PRIME B450M-A BIOS 3205
Version 3205
10.6 MB
2021/08/05

Support Windows 11 by default, no settings changes required in the UEFI BIOS.

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PRIME B450M-A BIOS 3202
Version 3202
10.6 MB
2021/06/24

"1. Update AMD AM4 AGESA V2 PI 1.2.0.3 Patch A
2. Improve system stability"

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PRIME B450M-A BIOS 3002
Version 3002
10.51 MB
2021/03/19

"- Update AMD AM4 AGESA V2 PI 1.2.0.1
- Support Smart Access Memory for Ryzen 3000 Series Processors
- Fix the L3 cache performance in AIDA64
- Improved system performance
- Improved system compatibility
- Improved memory performance"

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PRIME B450M-A BIOS 2807
Version 2807
10.5 MB
2021/02/09

"1. Update AMD AM4 AGESA V2 PI 1.2.0.0
2. Update AMD RAID UEFI driver
3. Improve system stability"

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PRIME B450M-A BIOS 2803
Version 2803
Beta Version
10.48 MB
2021/01/18

"1. Improve system Performance and stability
2. Improve ReSizable BAR compatibility for NVIDIA RTX30 series graphics cards"

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PRIME B450M-A BIOS 2602
Version 2602
Beta Version
10.4 MB
2021/01/08

Update AMD AM4 AGESA V2 PI 1.1.9.0.

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PRIME B450M-A BIOS 2409
Version 2409
10.37 MB
2020/12/04

"1.New CPU support
2.Offer a Re-size BAR Support option to enhance GPU performance."

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PRIME B450M-A BIOS 2203
Version 2203
9.5 MB
2020/08/11

Improve system stability

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PRIME B450M-A BIOS 2202
Version 2202
9.5 MB
2020/07/17

"Improve system performance
Improve DRAM stability
Improve system stability
Improve system compatibility
Fixed AI suite 3 issue
Update AM4 AGESA to 1006
Fixed HDMI and DP sound issue"

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PRIME B450M-A BIOS 2006
Version 2006
9.48 MB
2019/11/25

Update AM4 combo PI 1.0.0.4 patch B

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PRIME B450M-A BIOS 1823
Version 1823
9.42 MB
2019/10/30

Improve system performance

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PRIME B450M-A BIOS 1821
Version 1821
9.42 MB
2019/10/29

Improve system performance.

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PRIME B450M-A BIOS 1820
Version 1820
9.45 MB
2019/09/24

Update AGESA 1.0.0.3ABBA to improve system performance.
Removes Gen 4 support when using Ryzen 3000 CPUs.

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PRIME B450M-A BIOS 1814
Version 1814
9.44 MB
2019/09/09

1.Improve system performance.
2.Update AM4 Combo PI 1.0.0.3 Patch ABB
a.Fixes a compatibility issue with Destiny 2
b.Fixes an issue with certain Linux distros
c.Removes Gen 4 support when using Ryzen 3000 CPUs
3.Improves EZFlash performance to reduce boot time.

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PRIME B450M-A BIOS 1804
Version 1804
9.36 MB
2019/07/31

Update AGESA 1.0.0.3 Patch AB to improve compatibility;
Recommend updating the BIOS via EZ Flash.

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PRIME B450M-A BIOS 1607
Version 1607
9.34 MB
2019/06/21

Update new AGESA to improve compatibility;
Recommend updating the BIOS via EZ Flash.

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PRIME B450M-A BIOA 1201
Version 1201
9.37 MB
2019/05/10

Update AM4 ComboPI 0.0.7.2A for next-gen processors and to improve CPU compatibility

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PRIME B450M-A BIOS 1002
Version 1002
9.33 MB
2019/03/25

Update AGESA 0072 for the upcoming processors.
ASUS strongly recommends that you update AMD chipset driver 18.50.16 or later before updating BIOS.

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PRIME B450M-A BIOS 0809
Version 0809
9.26 MB
2019/03/08

Update AGESA 0070 for the upcoming processors and improve some CPU compatibility.
ASUS strongly recommends that you update AMD chipset driver 18.50.16 or later before updating BIOS.

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PRIME B450M-A BIOS 0604
Version 0604
8.25 MB
2018/12/14

Improve compatibility and performance for Athlon™ with Radeon™ Vega Graphics Processors

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PRIME B450M-A BIOS 0601
Version 0601
8.25 MB
2018/11/23

Update AGESA 1006
Update AMD chipset driver 18.10.20.02 or latest version before update this BIOS.

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PRIME B450M-A BIOS 0409
Version 0409
8.05 MB
2018/09/04

1. Improve system compatibility

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PRIME B450M-A BIOS 0403
Version 0403
8.03 MB
2018/07/20

1. Improve system performance;

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PRIME B450M-A BIOS 0219
Version 0219
8.03 MB
2018/06/15

first release BIOS

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Product has High-Definition Multimedia Interface.
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    • Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.
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         **Product specifications and battery design may vary depending on the model. For any questions, please contact ASUS official customer service.