CPU Compatibility

    
        Intel    AMD®K6™-2    AMD®K6™
        Cyrix®MII    Cyrix/IBM 686MX    Even Older Motherboards

         Intel Pentium®MMX™Processor

M/B Model PCB Rev. BIOS Rev. Frequency
166MHz 200MHz 233MHz 266MHz
GA-586ATV 2A 1.15 Yes Yes Yes No
1A 1.15 Yes No No No
GA-586ATV3 3B 1.15 Yes Yes Yes No
GA-586ATV4 4B 1.15 Yes Yes Yes No
GA-586ATX 1.2 1.4 Yes Yes Yes Yes
GA-586ATX2 2.12 1.1 Yes Yes Yes Yes
GA-586ATX3 3.0 3.0 Yes Yes Yes Yes
GA-586DX 3B 3.42 Yes Yes Yes No
2A & 2B 2.40 Yes No No No
GA-586HX 1.55 & 1.56 2.3 Yes Yes Yes No
1.50~1.54 1.11~2.2 Yes No No No
GA-586HX2 2 1.11 Yes Yes Yes No
GA-586S 1.22C 1.04 Yes Yes Yes Yes
GA-586S2 1.2 1.1 Yes Yes Yes Yes
GA-586S4 1.1 1.1 Yes Yes Yes Yes
GA-586SG All All Yes Yes Yes Yes
GA-586SGX All All Yes Yes Yes Yes
GA-586STX 1.6 1.1 Yes Yes Yes Yes
GA-586STX2 1.4 1.1 Yes Yes Yes Yes
GA-586SVX 1.x 1.16 Yes No No No
GA-586T2 1.1 1.0 Yes Yes Yes Yes
GA-586TX 3.04 4.5 Yes Yes Yes Yes
GA-586TX2 2.13 1.1 Yes Yes Yes Yes
GA-586TX3 1.05 1.1 Yes Yes Yes Yes
GA-586UX 1A 1.11 Yes Yes Yes No
GA-586VX 3.35~3.37 2.3 Yes Yes Yes No
3.30~3.34 2.2 Yes No No No

k6-23d.gif (5624 bytes)         AMD®K6™-2

M/B Model PCB Rev. BIOS Rev. Frequency
266MHz 300MHz 350MHz 400MHz
GA-5AX 1.7 1.5 Yes Yes Yes Yes
GA-586ATX 1.2 2.0 Yes Yes Yes Yes
GA-586ATX2 2.12 2.3 Yes Yes Yes Yes
GA-586ATX3 3.0 4.0 Yes Yes Yes Yes
GA-586ATX4 1.0 2.7 Yes Yes Yes Yes
GA-586S4 All 1.8 Yes Yes Yes Yes
GA-586SG 1.6 1.15 Yes Yes Yes Yes
GA-586SGX 1.6 1.1 Yes TBA TBA TBA
GA-586SGM 1.6 1.1 Yes TBA TBA TBA
GA-586STX All 1.9 Yes Yes Yes Yes
GA-586STX2 All 1.6 Yes Yes Yes Yes
GA-586T2 1.1 2.2 Yes Yes Yes Yes
GA-586TX All 5.3 Yes Yes Yes Yes
GA-586TX2 2.13 2.3 Yes Yes Yes Yes
GA-586TX3 1.05 2.1 Yes Yes Yes Yes


         AMD® K6™

M/B Model PCB Rev. BIOS Rev. Frequency
166MHz 200MHz 233MHz 266MHz
GA-586ATV 2A 1.15 Yes Yes No No
1A 1.15 Yes No No No
GA-586ATV3 3B 1.15 Yes Yes No No
GA-586ATV4 4B 1.15 Yes Yes Yes No
GA-586ATX 1.2 1.4 Yes Yes Yes N/A
GA-586ATX2 2.12 1.1 Yes Yes Yes N/A
GA-586ATX3 3.0 3.0 Yes Yes Yes N/A
GA-5AX All All Yes Yes Yes Yes
GA-586DX 3B 3.42 Yes Yes No No
2A & 2B 2.40 Yes Yes No No
GA-586HX 1.55 & 1.56 2.3 Yes Yes No No
1.50~1.54 1.11~2.2 Yes Yes No No
GA-586HX2 2 1.11 Yes Yes Yes N/A
GA-586S 1.22C 1.04 Yes Yes Yes N/A
GA-586S2 1.2 1.1 Yes Yes Yes N/A
GA-586S4 1.0 1.0 Yes Yes Yes N/A
GA-586SG 1.0 1.0 Yes Yes Yes Yes
GA-586SGM 1.0 1.0 Yes Yes Yes Yes
GA-586SGX 1.0 1.0 Yes Yes Yes Yes
GA-586STX 1.6 1.1 Yes Yes Yes N/A
GA-586STX2 1.0 1.0 Yes Yes Yes N/A
GA-586SVX 1.x 1.16 Yes No No No
GA-586T2 1.1 1.0 Yes Yes Yes N/A
GA-586TX 3.04 4.5 Yes Yes Yes N/A
GA-586TX2 2.13 1.1 Yes Yes Yes Yes
GA-586TX3 1.05 1.1 Yes Yes Yes Yes
GA-586UX 1A 1.11 Yes Yes No No
GA-586VX 3.35~3.37 2.3 Yes Yes No No
3.30~3.34 2.2 Yes No No No

N/A: means this board has not been tested by Gigabyte or AMD.

         Cyrix®MII™

M/B Model PCB Rev. BIOS Rev. Rating
PR-266 PR-300
GA-5AX 1.7 1.5 Yes Yes
GA-586ATX 1.2 2.0 Yes Yes
GA-586ATX2 2.12 2.2 Yes Yes
GA-586ATX3 3.0 4.0 Yes Yes
GA-586ATX4 1.0 2.7 Yes Yes
GA-586SG 1.6 1.1 Yes Yes
GA-586SGM 1.6 1.1 Yes Yes
GA-586SGX 1.6 1.1 Yes Yes
GA-586T2 1.1 2.1 Yes Yes
GA-586TX2 2.13 2.3 Yes Yes
GA-586TX3 1.05 2.1 Yes Yes

        Cyrix®IBM® 6x86 MX™

M/B Model PCB Rev. BIOS Rev. Rating
PR-166 PR-200 PR-233
GA-586ATV 2A 1.15 Yes Yes Yes
1A 1.15 Yes No No
GA-586ATV3 3B 1.15 Yes Yes Yes
GA-586ATV4 4B 1.15 Yes Yes Yes
GA-586ATX 1.2 1.4 Yes Yes Yes
GA-586ATX2 2.12 1.1 Yes Yes Yes
GA-586ATX3 3.0 3.0 Yes Yes Yes
GA-586DX 3B 3.42 Yes Yes Yes
2A & 2B 2.40 Yes No No
GA-586HX 1.55 & 1.56 2.3 Yes Yes Yes
1.50~1.54 1.11~2.2 Yes No No
GA-586HX2 2 1.11 Yes Yes Yes
GA-586S 1.22C 1.04 Yes Yes Yes
GA-586S2 1.2 1.1 Yes Yes Yes
GA-586SG All All Yes Yes Yes
GA-586SGX All All Yes Yes Yes
GA-586STX 1.6 1.1 Yes Yes Yes
GA-586STX2 All All Yes Yes Yes
GA-586SVX 1.x 1.16 Yes No No
GA-586T2 1.1 1.0 Yes Yes Yes
GA-586TX 3.04 4.5 Yes Yes Yes
GA-586TX2 2.13 1.1 Yes Yes Yes
GA-586TX3 1.05 1.1 Yes Yes Yes
GA-586UX 1A 1.11 Yes Yes Yes
GA-586VX 3.35~3.37 2.3 Yes Yes Yes
3.30~3.34 2.2 Yes No No

Even Older Motherboards

M/B Model Intel Pentium AMD Cyrix/IBM
w/o MMX w/ MMX K5 K6 6x86 6x86L 6x86 MX
GA-586AP 100MHz No No No No No No
GA-586AP Rev. 3 133MHz No No No No No No
GA-586AS 100MHz No No No No No No
GA-586AT(/P) 166MHz No* 133MHz No 133MHz No No
GA-586ATE(/P) 200MHz No* 133MHz No 166MHz No No
GA-586ATS(/P) 200MHz 166MHz* 133MHz No 166MHz No No
GA-586ID 100MHz No No No No No No
GA-586IP 100MHz No No No No No No
NOTES:
1. The speeds shown are the maximums the respective motherboards will reliably support.
    To insure maximum compatibility, please upgrade your BIOS to the latest version.
2. The * indicates that these motherboards may be able to support Intel Pentium MMX®
    OverDrive processors. Please review your processor product documentation or contact Intel.

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