here you go

:
Absolute Minimum system for N64 emulation :
This specification will let you play just a few games :
200Mhz+ Pentium1 CPU
32MB+ RAM
Very basic 3D graphics (e.g. Voodoo2, TNT, G200)
Keyboard only (i.e. no gamepad)
Recommended emulators for this specification :
Corn (only Corn!)
Recommended Minimum hardware for N64 emulation :
This specification will let you play a reasonable selection of games :
400Mhz+ Pentium2 CPU
64MB+ RAM
Basic 3D graphics (e.g. V3, TNT2, G400)
PC gamepad, preferably with an analogue stick
Recommended emulators for this specification (highest recommendations first) :
uHLE, 1964, Daedalus, Corn
Recommended System for N64 emulation :
This specification should let you play most games subject to the limitations of the emulators :
600Mhz+ Pentium3 or Athlon CPU
160MB+ RAM
Good 3D graphics (e.g. GeForce1/2, Radeon)
Adaptoid and a real N64 controller
Recommended emulators for this specification (highest recommendations first) :
1964, PJ64
Ideal System for N64 emulation :
This specification should run almost any game at full speed on any emulator that supports it :
1.4Ghz Athlon or Pentium4 CPU
256MB+ RAM
Top-end 3D graphics (e.g. GeForce3, Radeon)
Adaptoid and a real N64 controller
Recommended emulators for this specification (highest recommendations first) :
PJ64, 1964, Nemu[color=#444444][/color]