meu pc Intel Core i7 920 testing with a Gigabyte X58A-UD3R and NVIDIA GeForce GTX 460 1024MB on Ubuntu 12.04 via the Phoronix Test Suite. teste 1: Processor: Intel Core i7 920 @ 3.20GHz (8 Cores), Motherboard: Gigabyte X58A-UD3R, Chipset: Intel 5520/5500/X58 + ICH10R, Memory: 6144MB, Disk: 500GB Western Digital WD5000AAKX-0 + 240GB OCZ VERTEX3 LT + 120GB Corsair Force GT, Graphics: NVIDIA GeForce GTX 460 1024MB (780/1800MHz), Audio: C-Media CMI8788, Network: Realtek RTL8111/8168B + Atheros AR9300 Wireless LAN adaptor OS: Ubuntu 12.04, Kernel: 3.6.1-030601-generic (x86_64), Desktop: Unity 5.16.0, Display Server: X Server 1.11.3, Display Driver: NVIDIA 310.14, OpenGL: 4.3.0 NVIDIA 310.14, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1920x1080 LAME MP3 Encoding 3.99.3 WAV To MP3 Seconds < Lower Is Better teste 1 . 19.76 |============================================================== FLAC Audio Encoding 1.2.1 WAV To FLAC Seconds < Lower Is Better teste 1 . 9.07 |=============================================================== Monkey Audio Encoding 3.99u4b5s6 WAV To APE Seconds < Lower Is Better teste 1 . 12.60 |============================================================== WavPack Audio Encoding 4.41.0 WAV To WavPack Seconds < Lower Is Better teste 1 . 11.85 |==============================================================