Latency Comparison: Single vs. AFR
•Single GPU latency: 3L ms
–3 frames of length L ms
–
•AFR SLI GPU latency: 5 L/2 = 2.5L ms!
–5 frames of length L/2 ms
(i.e., double frame rate)
–Despite buffering twice as many frames
–
•SLI speed-up only needs to be 1.66!
–3L = 5L/x → x = 5L/3L = 1.66
–Most games speed-up by ~1.8