mog2
A Desktop comparison via the Phoronix Test Suite.


arch-kde: 

	Processor: Intel Core i5-3450 @ 3.50GHz (4 Cores), Motherboard: MSI Z77A-G43 (MS-7758) v1.0, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 8192MB, Disk: 2000GB Seagate ST2000DM001-9YN1, Graphics: MSI NVIDIA GeForce GTS 450 1024MB (783/1804MHz), Audio: Realtek ALC892, Monitor: Samsung SMB2230H, Network: Realtek RTL8111/8168/8411

	OS: Linux, Kernel: 3.14.4-1-ARCH (x86_64), Desktop: KDE 4.13.1, Display Server: X Server 1.15.1, Display Driver: NVIDIA 337.19, Compiler: GCC 4.9.0 20140507, File-System: ext4, Screen Resolution: 1920x1080

arch-gnome: 

	Processor: Intel Core i5-3450 @ 3.50GHz (4 Cores), Motherboard: MSI Z77A-G43 (MS-7758) v1.0, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 8192MB, Disk: 2000GB Seagate ST2000DM001-9YN1, Graphics: MSI NVIDIA GeForce GTS 450 1024MB (783/1804MHz), Audio: Realtek ALC892, Monitor: Samsung SMB2230H, Network: Realtek RTL8111/8168/8411

	OS: Linux, Kernel: 3.14.4-1-ARCH (x86_64), Desktop: GNOME Shell 3.12.2, Display Server: X Server 1.15.1, Display Driver: NVIDIA 337.19, Compiler: GCC 4.9.0 20140507, File-System: ext4, Screen Resolution: 1920x1080

arch-kde-rt: 

	Processor: Intel Core i5-3450 @ 3.50GHz (4 Cores), Motherboard: MSI Z77A-G43 (MS-7758) v1.0, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 8192MB, Disk: 2000GB Seagate ST2000DM001-9YN1, Graphics: MSI NVIDIA GeForce GTS 450 1024MB (783/1804MHz), Audio: Realtek ALC892, Monitor: Samsung SMB2230H, Network: Realtek RTL8111/8168/8411

	OS: Linux, Kernel: 3.14.3-rt4-1-rt (x86_64), Desktop: KDE 4.13.1, Display Server: X Server 1.15.1, Display Driver: NVIDIA 337.19, Compiler: GCC 4.9.0 20140507, File-System: ext4, Screen Resolution: 1920x1080


IOzone 3.405
Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
arch-kde .... 100.65 |=========================================================
arch-gnome .. 100.21 |=========================================================
arch-kde-rt . 98.34  |========================================================


Unigine Valley 1.0
1920 x 1080
Frames Per Second > Higher Is Better
arch-kde .... 15.58 |==========================================================
arch-gnome .. 15.57 |==========================================================
arch-kde-rt . 15.56 |==========================================================


Warsow 1.0
1920 x 1080
Frames Per Second > Higher Is Better
arch-kde .... 142.10 |=========================================================
arch-gnome .. 141.10 |=========================================================
arch-kde-rt . 142.03 |=========================================================


Xonotic 0.7
1920 x 1080
Frames Per Second > Higher Is Better
arch-kde .... 146.99 |========================================================
arch-gnome .. 150.28 |=========================================================
arch-kde-rt . 143.60 |======================================================


RAMspeed SMP 3.5.0
Type: Copy - Benchmark: Integer
MB/s > Higher Is Better
arch-kde .... 14944.16 |=======================================================
arch-gnome .. 15051.17 |=======================================================
arch-kde-rt . 14463.76 |=====================================================


Timed Apache Compilation 2.4.7
Time To Compile
Seconds < Lower Is Better
arch-kde .... 39.73 |=======================================================
arch-gnome .. 39.47 |=======================================================
arch-kde-rt . 41.95 |==========================================================