DRI_PRIME vs native
Running pts/cstrike-1.0.1, pts/lightsmark-1.2.0, pts/openarena-1.5.2, pts/unigine-valley-1.0.3, pts/gputest-1.3.0 via the Phoronix Test Suite.


PRIME kwin: 

	Processor: Intel Core i5-3330 @ 3.20GHz (4 Cores), Motherboard: ASRock H61M-ITX, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 8192MB, Disk: 160GB SAMSUNG HD161HJ + 60GB SPCC Solid State + 320GB SAMSUNG HD321KJ, Graphics: Intel HD 2500 2048MB (1050MHz), Audio: Realtek ALC887-VD, Monitor: H225W, Network: Realtek RTL8111/8168/8411

	OS: openSUSE 13.1, Kernel: 3.14.1-5-desktop (x86_64), Desktop: KDE 4.13.0, Display Server: X Server 1.15.99.901 (1.16.0 RC 1), Display Driver: intel 2.99.911, OpenGL: 3.3 Mesa 10.2.0-devel Gallium 0.4, Compiler: GCC 4.8.1 + Clang 3.5.0 + LLVM 3.5.0svn, File-System: btrfs, Screen Resolution: 1920x1080

PRIME xcompmgr: 

	Processor: Intel Core i5-3330 @ 3.20GHz (4 Cores), Motherboard: ASRock H61M-ITX, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 8192MB, Disk: 160GB SAMSUNG HD161HJ + 60GB SPCC Solid State + 320GB SAMSUNG HD321KJ, Graphics: Intel HD 2500 2048MB (1050MHz), Audio: Realtek ALC887-VD, Monitor: H225W, Network: Realtek RTL8111/8168/8411

	OS: openSUSE 13.1, Kernel: 3.14.1-5-desktop (x86_64), Desktop: KDE 4.13.0, Display Server: X Server 1.15.99.901 (1.16.0 RC 1), Display Driver: intel 2.99.911, OpenGL: 3.3 Mesa 10.2.0-devel Gallium 0.4, Compiler: GCC 4.8.1 + Clang 3.5.0 + LLVM 3.5.0svn, File-System: btrfs, Screen Resolution: 1920x1080


Counter-Strike Source
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
PRIME kwin ..... 127.84 |======================================================
PRIME xcompmgr . 124.23 |====================================================


Lightsmark 2008
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
PRIME kwin ..... 246.18 |======================================================
PRIME xcompmgr . 216.47 |===============================================


OpenArena 0.8.8
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
PRIME kwin ..... 104.73 |======================================================
PRIME xcompmgr . 100.90 |====================================================


OpenArena 0.8.8
Resolution: 1920 x 1080 - Total Frame Time
Milliseconds < Lower Is Better
PRIME kwin ..... MIN: 4.0  AVG: 9.5   MAX: 31.0 
PRIME xcompmgr . MIN: 6.0  AVG: 9.9   MAX: 32.0 


Unigine Valley 1.0
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
PRIME kwin ..... 17.75 |=======================================================
PRIME xcompmgr . 17.89 |=======================================================


GpuTest 0.7.0
Test: Plot3D - Resolution: 1920 x 1080
Points > Higher Is Better
PRIME kwin ..... 17409 |=======================================================
PRIME xcompmgr . 15049 |================================================


GpuTest 0.7.0
Test: Furmark - Resolution: 1920 x 1080
Points > Higher Is Better
PRIME kwin ..... 1765 |========================================================
PRIME xcompmgr . 1770 |========================================================