source-engine-20140510
Intel Core i7-3770K testing with a ASRock Z77 Pro4-M and Sapphire AMD Radeon HD 7950/8950 OEM / R9 280 3072MB on Gentoo 2.2 via the Phoronix Test Suite.


AMD Radeon HD7950 3.15 + PTE + hyperz: 

	Processor: Intel Core i7-3770K @ 3.90GHz (8 Cores), Motherboard: ASRock Z77 Pro4-M, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 16384MB, Disk: 256GB OCZ VECTOR + 2 x 1000GB SAMSUNG HD103UJ + 80GB INTEL SSDSA2M080 + 2 x 1000GB External USB 3.0, Graphics: Sapphire AMD Radeon HD 7950/8950 OEM / R9 280 3072MB (810/1250MHz), Audio: Intel 7 /C210, Monitor: LCD3090WQXi, Network: Realtek RTL8111/8168/8411

	OS: Gentoo 2.2, Kernel: 3.15.0-rc4-core-avx-i-pte (x86_64), Desktop: KDE, Display Server: X Server 1.15.99.902 (1.16.0 RC 2), Display Driver: radeon 7.3.99, OpenGL: 3.3 Mesa 10.3.0-devel (git-cf93f86) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0 + LLVM 3.5.0svn, File-System: ext4, Screen Resolution: 2560x1600

AMD Radeon HD7950 Catalyst 14.4: 

	Processor: Intel Core i7-3770K @ 3.90GHz (8 Cores), Motherboard: ASRock Z77 Pro4-M, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 16384MB, Disk: 256GB OCZ VECTOR + 2 x 1000GB SAMSUNG HD103UJ + 80GB INTEL SSDSA2M080 + 2 x 1000GB External USB 3.0, Graphics: Sapphire AMD Radeon HD 7900 3072MB, Audio: Realtek ALC892, Monitor: LCD3090WQXi + LCD3090WQXi, Network: Realtek RTL8111/8168/8411

	OS: Gentoo 2.2, Kernel: 3.14.3-core-avx-i (x86_64), Desktop: KDE, Display Server: X Server 1.15.1, OpenGL: 4.4.12874, Compiler: GCC 4.8.2 + Clang 3.5.0 + LLVM 3.5.0svn, File-System: ext4, Screen Resolution: 1920x1080


Half-Life 2 - Lost Coast
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
AMD Radeon HD7950 3.15 + PTE + hyperz . 132.08 |===============================
AMD Radeon HD7950 Catalyst 14.4 ....... 108.89 |==========================


Portal
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
AMD Radeon HD7950 3.15 + PTE + hyperz . 339.91 |=========================
AMD Radeon HD7950 Catalyst 14.4 ....... 420.59 |===============================


Team Fortress 2
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
AMD Radeon HD7950 3.15 + PTE + hyperz . 95.73 |================================
AMD Radeon HD7950 Catalyst 14.4 ....... 93.21 |===============================