Video- and audioencoding

Videoencoding

Sony Vegas, 320MB 1440x1080 HD Video zum 1920x1080 60i Blu-ray Disc ISO image
Intel Core I7-965 Extr.Edition 3.2 GHz	171 sec
Intel Core I7-920, 2.66 GHz	210 sec
Intel Core2 Quad Extreme Q9650, 3.0 GHz	276 sec
Intel Core2 Dual E8600, 3.3 GHz	379 sec
Intel Core2 Dual E7200, 2.53 GHz	493 sec
less is better

VirtualDub 1.8.1 640 MB MPEG2 File zu AVI (DivX 6.8, SSE4)
Intel Core I7-965 Extreme Edition, 3.2 GHz	224 sec
Intel Core I7-920, 2.66 GHz	265 sec
Intel Core2 Quad Extreme Q9650, 3.0 GHz	318 sec
Intel Core2 Dual E8600, 3.3 GHz	364 sec
Intel Core2 Dual E7200, 2.53 GHz	399 sec
less is better

In video encoding a core i7 965 is 61 percent faster than a Q9650 and also in VirtualDub the Nehalem derivate is 42 percent faster.


Audioencoding

mp3-Kompression mit lame3.97 (656 MB Musik CD)
Intel Core I7-965 Extr.Edition, 3.2 GHz	38 sec
Intel Core I7-920, 2.66 GHz	41 sec
Intel Core2 Quad Extreme Q9650, 3.0 GHz	54 sec
Intel Core2 Dual E8600, 3.3 GHz	95 sec
Intel Core2 Dual E7200, 2.53 GHz	121 sec
less is better

The ecoding of a musk CD with lame 3.97 and Core i7 965 takes place 42 percent faster than with a Q9650.