Test Input Lag â
Ideally for 60 FPS games, max input lag must be within 16.67ms (1/60)s.
MAME â
- Press
F5
to pause the game - Assuming the character is facing left, press and hold right arrow key to make him face right
- Press
Shift+F5
while holding the right arrow key - Count how many
Shift+F5
press it take for the character to face right. EachShift+F5
key press advance the frame by one. - If it is none, then itâs perfect! No input lag!
Retroarch â
- Press
P
to pause the game - Assuming the character is facing left, press and hold right arrow key to make him face right
- Press
K
while holding the right arrow key to advance by one frame. - Count how many
k
press it take for the character to face right. Eachk
key press advance the frame by one. - If it is none, then itâs perfect! No input lag!