FLAC-MP3 audio encoding
AMD Phenom II X4 973 testing with a BIOSTAR A880GU3 and NVIDIA GeForce GT 520 1024MB on Ubuntu 12.04 via the Phoronix Test Suite.


FLAC-MP2 audio encoding: 

	Processor: AMD Phenom II X4 973 @ 2.80GHz (4 Cores), Motherboard: BIOSTAR A880GU3, Chipset: AMD RS880 + SB7x0/SB8x0/SB9x0, Memory: 4096MB, Disk: 64GB M4-CT064M4SSD2 + 37GB Western Digital WD360GD-00FN + 250GB SAMSUNG SP2514N, Graphics: NVIDIA GeForce GT 520 1024MB (810/600MHz), Audio: Realtek ALC662 rev1, Network: Realtek RTL8111/8168B

	OS: Ubuntu 12.04, Kernel: 3.2.0-24-generic-pae (i686), Desktop: Unity 5.10.0, Display Server: X Server 1.11.3, Display Driver: NVIDIA 295.40, OpenGL: 4.2.0 NVIDIA 295.40, Compiler: GCC 4.6, File-System: ext2/ext3, Screen Resolution: 1024x768

Core i7-4790K: 

	Processor: Intel Core i7-4790K @ 4.00GHz (8 Cores), Motherboard: ASRock Z97 Extreme6, Chipset: Intel 4th Gen Core DRAM, Memory: 4096MB, Disk: 64GB M4-CT064M4SSD2, Graphics: Intel HD 4600 (1250MHz), Audio: Intel Haswell HDMI, Network: Intel Connection

	OS: LinuxMint 17, Kernel: 3.13.0-24-generic (x86_64), Desktop: Cinnamon 2.2.16, Display Server: X Server 1.15.1, Display Driver: intel 2.99.910, OpenGL: 3.3 Mesa 10.1.3, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080

Xeon audio encoding: 

	Processor: Intel Xeon E3-1220 v3 @ 3.10GHz (4 Cores), Motherboard: ASRock Z97 Extreme6, Chipset: Intel Xeon E3-1200 v3 DRAM, Memory: 4096MB, Disk: 64GB M4-CT064M4SSD2, Graphics: ASUS NVIDIA GeForce GT 520 1024MB, Audio: Realtek ALC1150, Monitor: S24B20/S24B30, Network: Intel Connection

	OS: LinuxMint 17, Kernel: 3.13.0-24-generic (x86_64), Desktop: Cinnamon 2.2.16, Display Server: X Server 1.15.1, Display Driver: nouveau 1.0.10, OpenGL: 3.3 Mesa 10.1.3 Gallium 0.4, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080


FLAC Audio Encoding 1.2.1
WAV To FLAC
Seconds < Lower Is Better
FLAC-MP2 audio encoding . 10.55 |==============================================
Core i7-4790K ........... 4.25  |===================
Xeon audio encoding ..... 5.37  |=======================


LAME MP3 Encoding 3.99.3
WAV To MP3
Seconds < Lower Is Better
FLAC-MP2 audio encoding . 28.43 |==============================================
Core i7-4790K ........... 10.82 |==================
Xeon audio encoding ..... 13.56 |======================