hardware fixes (AMD K6, K6-2 and K6-III in Socket 7 boards by Gigabyte)

Gigabyte officialy provides support for K6 in old boards.
Follow this link to the listing on Gigabyte's german website.
Follow this link to the listing on Gigabyte's taiwanese website.

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 2.2 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 1.1 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 2.1 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
TBA - to be announced

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

older boards
M/B Model Intel Pentium AMD Cyrix/IBM
w/o MMX w/ MMX K5 K6       6x86 6x86L 6x86MX
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

586HX
Supports AMD K6-2 and K6-III. Some fixes are needed.
Read these pages for further reference:
- Hacked GA-586HX page
- Unofficial GA-586HX page

586HX2
Supports AMD K6 III 400 at 6 x 66 with no problem.
Thanks to: Ken Edmonds [ken@pcboss.co.uk]

586-TX3 & 586-TX2
K6-2 and K6-III higher than 400MHz.
Just set the board as needed for your CPU. Runs well at 2.2V and 2.4V
voltage [dip switch]
2.2V (1off, 2on, 3off, 4off, 5on, 6off, 7off, 8off)
2.4V (1off, 2on, 3off, 4on, 5off, 6off, 7off, 8off)

586-S2
see 586-TX3

586-SG100
see 586-TX3