radeon HD 5870
Intel Core i7-3770 testing with a ASRock Z77 Pro4-M and Sapphire AMD Radeon HD 5870 2048MB on Arch Linux via the Phoronix Test Suite.


pciExp x16: 

	Processor: Intel Core i7-3770 @ 3.90GHz (8 Cores), Motherboard: ASRock Z77 Pro4-M, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 16384MB, Disk: 60GB OCZ VERTEX2 + 3001GB Seagate ST3000DM001-9YN1, Graphics: Sapphire AMD Radeon HD 5870 2048MB (850/1200MHz), Audio: Intel 7 /C210, Monitor: BenQ XL2720Z, Network: Realtek RTL8111/8168/8411

	OS: Arch Linux, Kernel: 3.19.0-rc6-gc59c961 (x86_64), Desktop: GNOME Shell 3.14.3, Display Driver: radeon 7.5.0, OpenGL: 3.3 Mesa 10.4.3 Gallium 0.4, Compiler: GCC 4.9.2 20141224 + Clang 3.5.1 + LLVM 3.5.1, File-System: ext4, Screen Resolution: 1920x1080


Unigine Heaven 4.0
Resolution: 1920 x 1080 - Mode: Fullscreen
Frames Per Second > Higher Is Better
pciExp x16 . 21.03 |===========================================================