Intel Core i7 - 965/920 - architecture and performance

Published by Jean-Luc Hadey on 03.11.08
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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 GHz171 sec
Intel Core I7-920, 2.66 GHz210 sec
Intel Core2 Quad Extreme Q9650, 3.0 GHz276 sec
Intel Core2 Dual E8600, 3.3 GHz379 sec
Intel Core2 Dual E7200, 2.53 GHz493 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 GHz265 sec
Intel Core2 Quad Extreme Q9650, 3.0 GHz318 sec
Intel Core2 Dual E8600, 3.3 GHz364 sec
Intel Core2 Dual E7200, 2.53 GHz399 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 GHz38 sec
Intel Core I7-920, 2.66 GHz41 sec
Intel Core2 Quad Extreme Q9650, 3.0 GHz54 sec
Intel Core2 Dual E8600, 3.3 GHz95 sec
Intel Core2 Dual E7200, 2.53 GHz121 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.






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Intel Core i7 - 965/920 - architecture and performance - CPUs Reviews - Reviews - ocaholic