1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-02-09 14:14:39 +02:00
James Darnley c3d36e1b3d avcodec/v210enc: add new function for avx2 avx512 avx512icl
Negligible speed difference for avx2 on Zen 2 (Ryzen 5700X) and
Broadwell (Xeon E5-2620 v4):
    1690±4.3 decicycles vs. 1693±78.4
    1439±31.1 decicycles vs 1429±16.7

Moderate speedup with avx512 on Skylake-X (Xeon D-2123IT):
1.22x faster (793±0.8 vs. 649±5.5 decicycles) compared with avx2

Better speedup with avx512icl on Ice Lake (Xeon Silver 4316):
1.77x faster (784±1.8 vs. 442±11.6 decicycles) compared with avx2

Co-authors:
    Henrik Gramner <henrik@gramner.com>
    Kieran Kunhya <kierank@obe.tv>
2022-11-04 19:37:46 +01:00
..