Am486DX-SV8B 
 
i486DX4-&EW 
 
i486DX2-&EW(P24D)
JP18 1-2, 4-5 short
 JP19 1-2, 5-6 short
 JP20 1-2 short
 JP21 1-2, 3-4, 5-6 short
 JP22 1-2 open for 3x clk, (1-2 short for 2x clk)
 JP23 3-4 short for WB, (2-3 short for WT)
 JP24 1-2, 4-5 short
  | 
 
Am486DX4-NV8T 
 
Am486DX2-NV8T 
 
Am486DXL4,DXL2
JP18 1-2, 5-6 short
 JP19 4-5 short
 JP20 4-5 short
 JP21 all open
 JP22 4-5 short 
 JP23 5-6 short & 2-3 open for 3x clk, (2-3 short for 2x clk)
 JP24 1-2, 4-5 short
  | 
 
Intel 486DX,DX2-&E 
 
i486DX4,DX4ODP-&E 
 
OverDrive/i487SX
JP18 1-2, 5-6 short
 JP19 1-2, 5-6 short
 JP20 1-2, 5-6 short
 JP21 1-2 short
 JP22 all open for 3x clk, (1-2 short for 2x clk)
 JP23 all open
 JP24 1-2 short
  | 
 
Intel SL486SX,SX2 
 
Intel NonSL486SX,SX2 
JP18 1-2, 5-6 short
 JP19 1-2, 5-6 short
 JP20 1-2, 5-6 short
 JP21 1-2 short
 JP22 all open 
 JP23 all open
 JP24 2-3 short
  | 
 
Cx486DX4(3.45V) 
 
Cx486DX2-V(3.6V/4V) 
 
Ti486DX2-G(3.45V) 
 
Ti486DX4(3.45V) 
 
Cx486DX,DX2 
JP18 2-3, 5-6 short
 JP19 2-6, 5-6 short
 JP20 2-3 short
 JP21 2-3 short
 JP22 2-3 short
 JP23 1-2 short (all open for Cyrix 486DX,DX2)
 JP24 1-2 short
  | 
 
Cx486DX4-P/O 
 
Cx5x86(M1sc) 
JP18 1-2, 5-6 short
 JP19 1-2, 5-6 short
 JP20 1-2 short
 JP21 1-2 short
 JP22 1-2 open for 3x clk, (1-2 short for 2x clk)
 JP23 all open
 JP24 1-2 short
  | 
 
UMC-U5S 
 
Am486SX 
JP18 5-6 short
 JP19 4-6 short
 JP20 4-5 short
 JP21 all open 
 JP22 4-5 short
 JP23 5-6 short
 JP24 2-3 short
  | 
 
Intel P24T 
JP18 1-2, 4-5 short
 JP19 1-2, 5-6 short
 JP20 5-6 short
 JP21 1-2 short 
 JP22 all open
 JP23 3-4 short for WB (2-3 short for WT)
 JP24 1-2 short
  | 
 
Am5x86-P75(x5-133Mhz) 
JP18 1-2, 4-5 short
 JP19 1-2, 5-6 short
 JP20 1-2 short
 JP21 1-2 3-4, 5-6 short 
 JP22 1-2 open for 3x clk,(1-2 short for 4x clk)
 JP23 3-4 short for WB (2-3 short for WT)
 JP24 1-2, 4-5 short
  | 
 
Cx5x86(M1sc)-133Mhz 
JP18 1-2, 5-6 short
 JP19 1-2, 5-6 short
 JP20 1-2 short
 JP21 1-2 3-4, 5-6 short 
 JP22 1-2 open for 3x clk,(1-2 short for 4x clk)
 JP23 all open
 JP24 1-2 short
  | 
CPU Voltage Setting
| 
Clock Speed
 | 
JP7 
 |  
| 
All opther CPUs 3.45Volt
 | 
1&2
 |  
| 
Cyrix DX2-V, 3.6Volt
 | 
2&3
 |  
 
 |