|  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 | 
|---|
 |