Just got word from Multi-hardware about a new Epox 8K3A/+ BIOS that has been released v2326 .

Fixes/additions in this release:

Improved AGP compatibility
Added option to change "Write Recovery Time" for DRAM performance
Solved issue KT333 CMOS conflict, regarding S4 resume fail, hang at C1
Solved PS/2 KB power fail in APM modes S3/S4/S5
Temperature measurement improved
Update Awdflash.exe to version 8.1am

Download Exop 8K3A/+ BIOS v2326