Asus PRIME H670-PLUS D4
Specifications
- Manufacturer: Asus
- Chipset: H670
- Socket: LGA1700
- Form Factor: ATX
- DIMM Slots: 4
- Color: Silver / Black
BIOS Update Status
- Microcode 0x129
Microcode update 0x129 addresses an issue where the processor may request high voltages, potentially leading to accelerated degradation.
- Microcode 0x12B
Microcode update 0x12B addresses elevated voltage requests by the processor during idle and/or light activity periods (includes 0x129).
- Microcode 0x12F
Microcode update 0x12F to further address processor degradation on systems with light activity.
Latest BIOS Version
"1. Improved system performance, stability, and device compatibility.2. Implemented security updates.3. Updated Management Engine (ME) to version 16.1.35.2557.Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.35.2557. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later. "
BIOS Release Notes Analysis
Launch Stability & Compatibility
Initial firmware releases focused on establishing baseline stability and expanding component support for the LGA1700 platform. Version v1203 improved compatibility for Non-K CPUs, while v2014 enabled support for Intel Arc graphics and introduced a mandatory Management Engine (ME) update structure that prevents rollback to ensure synchronization. Storage configuration issues were addressed in v2603, which resolves instability when configuring RAID arrays on high-capacity drives. Subsequent updates, including v3001, optimized DRAM training algorithms to enhance memory compatibility across various modules.
Feature Maturity & Hardware Support
Support for Intel Core 14th Gen processors was formalized in v2603 and v2801, accompanied by necessary ME firmware updates. To address performance tuning on these newer processors, v3202 integrated Microcode 0x123, allowing users to disable CEP (Current Excursion Protection) to reduce thermal throttling at the cost of potential stability. As power profile standards evolved, v3210 and v3212 redefined factory defaults to adhere to Intel Default Settings, replacing previous ASUS-optimized profiles to ensure operation within safe power limits for high-performance SKUs.
Critical Security & Power Management
Firmware v3010 patches the LogoFAIL vulnerability to secure the boot process. A significant portion of the lifecycle addresses Vmin Shift Instability through iterative microcode updates. Version v3401 implements Microcode 0x125 to correct eTVB algorithms, while v3403 integrates Microcode 0x129 to enforce a hard voltage clamp on VID requests. Further mitigation is provided in v3410 and v3601 via Microcode 0x12B, which addresses elevated voltage requests during idle states and permanently enables C1E to reduce processor stress. The mitigation strategy concludes with v3801, which deploys Microcode 0x12F for advanced protection against voltage drift, followed by v3811 which delivers final security patches and ME version 16.1.35.2557.
ℹ️AI-synthesized summary derived from official changelogs and verified microcode specifications. Always verify with the manufacturer.