Radeon HD 7950 Overclocking Linux

Benchmarking the AMD Radeon HD 7950 under Ubuntu Linux with the Catalyst driver at various clock-speeds and compared to reference Sapphire Radeon HD 6950. Linux Radeon benchmarking for a future article on Phoronix.com.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1203223-BY-RADEONHD720
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Radeon HD 6950 @ 800 - 1250MHz
March 22 2012
 
Radeon HD 7950 @ 800 - 1250MHz
March 22 2012
 
Radeon HD 7950 @ 900 - 1375MHz
March 22 2012
 
Radeon HD 7950 @ 1025 - 1450MHz
March 22 2012
 
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Radeon HD 6950 @ 800 - 1250MHz

Processor: Intel Core i7-3960X @ 3.20GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Sandy DMI2, Memory: 16384MB, Disk: 240GB OCZ VERTEX3, Graphics: AMD Radeon HD 6900 2048MB (800/1250MHz), Audio: Realtek ALC892, Monitor: SyncMaster, Network: Intel 82579LM Gigabit Connection

OS: Ubuntu 12.04, Kernel: 3.2.0-18-generic (x86_64), Desktop: Unity 5.6.0, Display Server: X Server 1.11.3, Display Driver: fglrx 8.95.3 Catalyst 12.2, OpenGL: 4.2.11554, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 2560x1600

System Notes: Compiz was running on this system.

Radeon HD 7950 @ 800 - 1250MHz

Changed Graphics to AMD Radeon HD 7900 3072MB (800/1250MHz).

Radeon HD 7950 @ 900 - 1375MHz

Changed Graphics to AMD Radeon HD 7900 3072MB (900/1375MHz).

Radeon HD 7950 @ 1025 - 1450MHz

Changed Graphics to AMD Radeon HD 7900 3072MB (1025/1450MHz).

Radeon HD 7950 Overclocking LinuxOpenBenchmarking.orgPhoronix Test SuiteIntel Core i7-3960X @ 3.20GHz (12 Cores)Intel DX79SIIntel Sandy DMI216384MB240GB OCZ VERTEX3AMD Radeon HD 6900 2048MB (800/1250MHz)AMD Radeon HD 7900 3072MB (800/1250MHz)AMD Radeon HD 7900 3072MB (900/1375MHz)AMD Radeon HD 7900 3072MB (1025/1450MHz)Realtek ALC892SyncMasterIntel 82579LM Gigabit ConnectionUbuntu 12.043.2.0-18-generic (x86_64)Unity 5.6.0X Server 1.11.3fglrx 8.95.3 Catalyst 12.24.2.11554GCC 4.6ext42560x1600ProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionRadeon HD 7950 Overclocking Linux BenchmarksSystem Logs- Compiz was running on this system.

Radeon HD 6950 @ 800 - 1250MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 1025 - 1450MHzResult OverviewPhoronix Test Suite100%119%138%157%176%Unigine HeavenUnigine HeavenUnigine HeavenUnigine SanctuaryUnigine TropicsUnigine TropicsUnigine TropicsXonoticXonoticDoom 3WarsowXonotic1920 x 12001920 x 10802560 x 16002560 x 16002560 x 16001920 x 12001920 x 10802560 x 1600 - Ultimate2560 x 1600 - High2560 x 1600 - Ultra2560 x 16002560 x 1600 - Ultra

Radeon HD 7950 Overclocking Linuxdoom3: 2560 x 1600 - Ultraunigine-heaven: 1920 x 1080unigine-heaven: 1920 x 1200unigine-heaven: 2560 x 1600unigine-sanctuary: 2560 x 1600unigine-tropics: 1920 x 1080unigine-tropics: 1920 x 1200unigine-tropics: 2560 x 1600warsow: 2560 x 1600xonotic: 2560 x 1600 - Highxonotic: 2560 x 1600 - Ultraxonotic: 2560 x 1600 - UltimateRadeon HD 6950 @ 800 - 1250MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 1025 - 1450MHz197.8053.2249.2629.7881.82113.40107.5174.24233.87172.50123.5384.37187.4376.6670.5442.34110.09131.58125.7088.20232.83162.52121.49105.20187.9385.1678.5247.10121.78144.18138.7798.11235.03163.98122.79108.47187.0092.8786.5551.60122.82158.06152.89108.60237.30165.34122.89110.82OpenBenchmarking.org

Doom 3

OpenBenchmarking.orgFrames Per Second, More Is BetterDoom 3 1.3.1Resolution: 2560 x 1600 - Quality: UltraRadeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz4080120160200SE +/- 0.64, N = 3SE +/- 2.01, N = 3SE +/- 1.65, N = 3SE +/- 1.10, N = 3187.93187.43187.00197.80

Unigine Heaven

OpenBenchmarking.orgFrames Per Second, More Is BetterUnigine Heaven 3.0Resolution: 1920 x 1080Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz20406080100SE +/- 0.04, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 385.1676.6692.8753.22

OpenBenchmarking.orgFrames Per Second, More Is BetterUnigine Heaven 3.0Resolution: 1920 x 1200Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz20406080100SE +/- 0.04, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.00, N = 378.5270.5486.5549.26

OpenBenchmarking.orgFrames Per Second, More Is BetterUnigine Heaven 3.0Resolution: 2560 x 1600Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz1224364860SE +/- 0.01, N = 3SE +/- 0.21, N = 3SE +/- 0.02, N = 3SE +/- 0.00, N = 347.1042.3451.6029.78

Unigine Sanctuary

OpenBenchmarking.orgFrames Per Second, More Is BetterUnigine Sanctuary 2.3Resolution: 2560 x 1600Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz306090120150SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.24, N = 3121.78110.09122.8281.82

Unigine Tropics

OpenBenchmarking.orgFrames Per Second, More Is BetterUnigine Tropics 1.3Resolution: 1920 x 1080Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz306090120150SE +/- 0.08, N = 3SE +/- 0.02, N = 3SE +/- 0.11, N = 3SE +/- 0.40, N = 3144.18131.58158.06113.40

OpenBenchmarking.orgFrames Per Second, More Is BetterUnigine Tropics 1.3Resolution: 1920 x 1200Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz306090120150SE +/- 0.06, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.38, N = 3138.77125.70152.89107.51

OpenBenchmarking.orgFrames Per Second, More Is BetterUnigine Tropics 1.3Resolution: 2560 x 1600Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz20406080100SE +/- 0.01, N = 3SE +/- 0.03, N = 3SE +/- 0.01, N = 3SE +/- 0.06, N = 398.1188.20108.6074.24

Warsow

OpenBenchmarking.orgFrames Per Second, More Is BetterWarsow 0.61Resolution: 2560 x 1600Radeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz50100150200250SE +/- 0.64, N = 3SE +/- 0.52, N = 3SE +/- 0.40, N = 3SE +/- 0.15, N = 3235.03232.83237.30233.87

Xonotic

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.6Resolution: 2560 x 1600 - Effects Quality: HighRadeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz4080120160200SE +/- 0.28, N = 3SE +/- 0.06, N = 3SE +/- 0.26, N = 3SE +/- 0.19, N = 3163.98162.52165.34172.50

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.6Resolution: 2560 x 1600 - Effects Quality: UltraRadeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz306090120150SE +/- 0.39, N = 3SE +/- 0.48, N = 3SE +/- 0.22, N = 3SE +/- 0.19, N = 3122.79121.49122.89123.53

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.6Resolution: 2560 x 1600 - Effects Quality: UltimateRadeon HD 7950 @ 900 - 1375MHzRadeon HD 7950 @ 800 - 1250MHzRadeon HD 7950 @ 1025 - 1450MHzRadeon HD 6950 @ 800 - 1250MHz20406080100SE +/- 0.23, N = 3SE +/- 0.29, N = 3SE +/- 0.10, N = 3SE +/- 0.26, N = 3108.47105.20110.8284.37

Radeon HD 6950 @ 800 - 1250MHz

Processor: Intel Core i7-3960X @ 3.20GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Sandy DMI2, Memory: 16384MB, Disk: 240GB OCZ VERTEX3, Graphics: AMD Radeon HD 6900 2048MB (800/1250MHz), Audio: Realtek ALC892, Monitor: SyncMaster, Network: Intel 82579LM Gigabit Connection

OS: Ubuntu 12.04, Kernel: 3.2.0-18-generic (x86_64), Desktop: Unity 5.6.0, Display Server: X Server 1.11.3, Display Driver: fglrx 8.95.3 Catalyst 12.2, OpenGL: 4.2.11554, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 2560x1600

System Notes: Compiz was running on this system.

Testing initiated at 22 March 2012 15:44 by user phoronix.

Radeon HD 7950 @ 800 - 1250MHz

Processor: Intel Core i7-3960X @ 3.20GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Sandy DMI2, Memory: 16384MB, Disk: 240GB OCZ VERTEX3, Graphics: AMD Radeon HD 7900 3072MB (800/1250MHz), Audio: Realtek ALC892, Monitor: SyncMaster, Network: Intel 82579LM Gigabit Connection

OS: Ubuntu 12.04, Kernel: 3.2.0-18-generic (x86_64), Desktop: Unity 5.6.0, Display Server: X Server 1.11.3, Display Driver: fglrx 8.95.3 Catalyst 12.2, OpenGL: 4.2.11554, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 2560x1600

System Notes: Compiz was running on this system.

Testing initiated at 22 March 2012 13:08 by user phoronix.

Radeon HD 7950 @ 900 - 1375MHz

Processor: Intel Core i7-3960X @ 3.20GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Sandy DMI2, Memory: 16384MB, Disk: 240GB OCZ VERTEX3, Graphics: AMD Radeon HD 7900 3072MB (900/1375MHz), Audio: Realtek ALC892, Monitor: SyncMaster, Network: Intel 82579LM Gigabit Connection

OS: Ubuntu 12.04, Kernel: 3.2.0-18-generic (x86_64), Desktop: Unity 5.6.0, Display Server: X Server 1.11.3, Display Driver: fglrx 8.95.3 Catalyst 12.2, OpenGL: 4.2.11554, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 2560x1600

System Notes: Compiz was running on this system.

Testing initiated at 22 March 2012 11:15 by user phoronix.

Radeon HD 7950 @ 1025 - 1450MHz

Processor: Intel Core i7-3960X @ 3.20GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Sandy DMI2, Memory: 16384MB, Disk: 240GB OCZ VERTEX3, Graphics: AMD Radeon HD 7900 3072MB (1025/1450MHz), Audio: Realtek ALC892, Monitor: SyncMaster, Network: Intel 82579LM Gigabit Connection

OS: Ubuntu 12.04, Kernel: 3.2.0-18-generic (x86_64), Desktop: Unity 5.6.0, Display Server: X Server 1.11.3, Display Driver: fglrx 8.95.3 Catalyst 12.2, OpenGL: 4.2.11554, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 2560x1600

System Notes: Compiz was running on this system.

Testing initiated at 22 March 2012 18:27 by user phoronix.