LLVM Clang 3.3, Clang 3.2, GCC 4.8 Compilers

Benchmarking LLVM Clang 3.2, LLVM Clang 3.3 RC1, and GCC 4.8.0 on various Linux systems. Benchmarking by Michael Larabel 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 1305170-UT-LLVMCLANG75
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Intel Core i7 3960X: GCC 4.8.0
May 12 2013
 
Intel Core i7 3960X: Clang 3.2
May 12 2013
 
Intel Core i7 3960X: Clang 3.3-rc1
May 12 2013
 
AMD FX-8350: GCC 4.8.0
May 14 2013
 
AMD FX-8350: Clang 3.2
May 14 2013
 
AMD FX-8350: Clang 3.3-rc1
May 14 2013
 
Intel Core i3 3217U: GCC 4.8.0
May 17 2013
 
Intel Core i3 3217U: Clang 3.2
May 17 2013
 
Intel Core i3 3217U: Clang 3.3-rc1
May 17 2013
 
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LLVM Clang 3.3, Clang 3.2, GCC 4.8 Compilers Benchmarking LLVM Clang 3.2, LLVM Clang 3.3 RC1, and GCC 4.8.0 on various Linux systems. Benchmarking by Michael Larabel for a future article on Phoronix.com. Intel Core i7 3960X: GCC 4.8.0: Processor: Intel Core i7-3960X @ 3.30GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Xeon E5/Core, Memory: 8192MB, Disk: 64GB OCZ VERTEX, Graphics: AMD Radeon HD 4650 512MB, Audio: Realtek ALC892, Monitor: DELL S2409W, Network: Intel 82579LM Gigabit Connection OS: Ubuntu 13.04, Kernel: 3.8.0-19-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: radeon 7.1.0, OpenGL: 3.0 Mesa 9.1.1 Gallium 0.4, Compiler: GCC 4.8.0, File-System: ext4, Screen Resolution: 1920x1080 Intel Core i7 3960X: Clang 3.2: Processor: Intel Core i7-3960X @ 3.30GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Xeon E5/Core, Memory: 8192MB, Disk: 64GB OCZ VERTEX, Graphics: AMD Radeon HD 4650 512MB, Audio: Realtek ALC892, Monitor: DELL S2409W, Network: Intel 82579LM Gigabit Connection OS: Ubuntu 13.04, Kernel: 3.8.0-19-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: radeon 7.1.0, OpenGL: 3.0 Mesa 9.1.1 Gallium 0.4, Compiler: Clang 3.2 + LLVM 3.2svn, File-System: ext4, Screen Resolution: 1920x1080 Intel Core i7 3960X: Clang 3.3-rc1: Processor: Intel Core i7-3960X @ 3.30GHz (12 Cores), Motherboard: Intel DX79SI, Chipset: Intel Xeon E5/Core, Memory: 8192MB, Disk: 64GB OCZ VERTEX, Graphics: AMD Radeon HD 4650 512MB, Audio: Realtek ALC892, Monitor: DELL S2409W, Network: Intel 82579LM Gigabit Connection OS: Ubuntu 13.04, Kernel: 3.8.0-19-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: radeon 7.1.0, OpenGL: 3.0 Mesa 9.1.1 Gallium 0.4, Compiler: Clang 3.3 + LLVM 3.3svn, File-System: ext4, Screen Resolution: 1920x1080 AMD FX-8350: GCC 4.8.0: Processor: AMD FX-8350 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASUS Crosshair V Formula, Chipset: AMD ATI RD890 bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: AMD Radeon HD 4870 512MB, Audio: Realtek ALC889, Monitor: VA2431, Network: Intel 82583V Gigabit Connection OS: Ubuntu 13.04, Kernel: 3.8.0-19-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: radeon 7.1.0, OpenGL: 3.0 Mesa 9.2.0 (git-a67b18e) Gallium 0.4, Compiler: GCC 4.8.0, File-System: ext4, Screen Resolution: 1920x1080 AMD FX-8350: Clang 3.2: Processor: AMD FX-8350 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASUS Crosshair V Formula, Chipset: AMD ATI RD890 bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: AMD Radeon HD 4870 512MB, Audio: Realtek ALC889, Monitor: VA2431, Network: Intel 82583V Gigabit Connection OS: Ubuntu 13.04, Kernel: 3.8.0-19-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: radeon 7.1.0, OpenGL: 3.0 Mesa 9.2.0 (git-a67b18e) Gallium 0.4, Compiler: Clang 3.2 + LLVM 3.2svn, File-System: ext4, Screen Resolution: 1920x1080 AMD FX-8350: Clang 3.3-rc1: Processor: AMD FX-8350 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASUS Crosshair V Formula, Chipset: AMD ATI RD890 bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: AMD Radeon HD 4870 512MB, Audio: Realtek ALC889, Monitor: VA2431, Network: Intel 82583V Gigabit Connection OS: Ubuntu 13.04, Kernel: 3.8.0-19-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: radeon 7.1.0, OpenGL: 3.0 Mesa 9.2.0 (git-a67b18e) Gallium 0.4, Compiler: Clang 3.3 + LLVM 3.3svn, File-System: ext4, Screen Resolution: 1920x1080 Intel Core i3 3217U: GCC 4.8.0: Processor: Intel Core i3-3217U @ 1.80GHz (4 Cores), Motherboard: ASUS K56CA v1.0, Chipset: Intel 3rd Gen Core DRAM, Memory: 4096MB, Disk: 500GB Hitachi HTS54505 + 24GB SanDisk SSD i100, Graphics: Intel 3rd Gen Core, Audio: Realtek ALC270, Network: Realtek RTL8111/8168 + Atheros AR9485 Wireless OS: Ubuntu 13.10, Kernel: 3.10.0-999-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: intel 2.21.6, OpenGL: 3.0 Mesa 9.2.0 (git-4f518e1), Compiler: GCC 4.8.0, File-System: ext4, Screen Resolution: 1366x768 Intel Core i3 3217U: Clang 3.2: Processor: Intel Core i3-3217U @ 1.80GHz (4 Cores), Motherboard: ASUS K56CA v1.0, Chipset: Intel 3rd Gen Core DRAM, Memory: 4096MB, Disk: 500GB Hitachi HTS54505 + 24GB SanDisk SSD i100, Graphics: Intel 3rd Gen Core, Audio: Realtek ALC270, Network: Realtek RTL8111/8168 + Atheros AR9485 Wireless OS: Ubuntu 13.10, Kernel: 3.10.0-999-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: intel 2.21.6, OpenGL: 3.0 Mesa 9.2.0 (git-4f518e1), Compiler: Clang 3.2 + LLVM 3.2svn, File-System: ext4, Screen Resolution: 1366x768 Intel Core i3 3217U: Clang 3.3-rc1: Processor: Intel Core i3-3217U @ 1.80GHz (4 Cores), Motherboard: ASUS K56CA v1.0, Chipset: Intel 3rd Gen Core DRAM, Memory: 4096MB, Disk: 500GB Hitachi HTS54505 + 24GB SanDisk SSD i100, Graphics: Intel 3rd Gen Core, Audio: Realtek ALC270, Network: Realtek RTL8111/8168 + Atheros AR9485 Wireless OS: Ubuntu 13.10, Kernel: 3.10.0-999-generic (x86_64), Desktop: Unity 7.0.0, Display Server: X Server 1.13.3, Display Driver: intel 2.21.6, OpenGL: 3.0 Mesa 9.2.0 (git-4f518e1), Compiler: Clang 3.3 + LLVM 3.3svn, File-System: ext4, Screen Resolution: 1366x768 Timed HMMer Search 2.3.2 Pfam Database Search Seconds < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 15.91 |============ Intel Core i7 3960X: Clang 3.2 ..... 15.42 |=========== Intel Core i7 3960X: Clang 3.3-rc1 . 15.94 |============ AMD FX-8350: GCC 4.8.0 ............. 11.52 |======== AMD FX-8350: Clang 3.2 ............. 12.57 |========= AMD FX-8350: Clang 3.3-rc1 ......... 11.02 |======== Intel Core i3 3217U: GCC 4.8.0 ..... 38.39 |============================ Intel Core i3 3217U: Clang 3.2 ..... 48.17 |=================================== Intel Core i3 3217U: Clang 3.3-rc1 . 40.11 |============================= Timed MAFFT Alignment 6.864 Multiple Sequence Alignment Seconds < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 7.19 |=========== Intel Core i7 3960X: Clang 3.2 ..... 7.42 |=========== Intel Core i7 3960X: Clang 3.3-rc1 . 7.54 |=========== AMD FX-8350: GCC 4.8.0 ............. 6.42 |========= AMD FX-8350: Clang 3.2 ............. 7.09 |========== AMD FX-8350: Clang 3.3-rc1 ......... 6.86 |========== Intel Core i3 3217U: GCC 4.8.0 ..... 20.34 |============================== Intel Core i3 3217U: Clang 3.2 ..... 23.88 |=================================== Intel Core i3 3217U: Clang 3.3-rc1 . 21.67 |================================ BLAKE2 20121223 Phoronix Test Suite v4.6.0m1 Cycles Per Byte < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 5.00 |================== Intel Core i7 3960X: Clang 3.2 ..... 5.52 |==================== Intel Core i7 3960X: Clang 3.3-rc1 . 5.50 |==================== AMD FX-8350: GCC 4.8.0 ............. 8.99 |================================= AMD FX-8350: Clang 3.2 ............. 9.63 |=================================== AMD FX-8350: Clang 3.3-rc1 ......... 9.80 |==================================== Intel Core i3 3217U: GCC 4.8.0 ..... 6.03 |====================== Intel Core i3 3217U: Clang 3.2 ..... 6.48 |======================== Intel Core i3 3217U: Clang 3.3-rc1 . 6.48 |======================== GraphicsMagick 1.3.16 Operation: Blur Iterations Per Minute > Higher Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 143 |===================================== Intel Core i7 3960X: Clang 3.2 ..... 82 |===================== Intel Core i7 3960X: Clang 3.3-rc1 . 81 |===================== AMD FX-8350: GCC 4.8.0 ............. 116 |============================== AMD FX-8350: Clang 3.2 ............. 64 |================= AMD FX-8350: Clang 3.3-rc1 ......... 64 |================= Intel Core i3 3217U: GCC 4.8.0 ..... 54 |============== Intel Core i3 3217U: Clang 3.2 ..... 40 |========== Intel Core i3 3217U: Clang 3.3-rc1 . 40 |========== GraphicsMagick 1.3.16 Operation: Sharpen Iterations Per Minute > Higher Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 117 |===================================== Intel Core i7 3960X: Clang 3.2 ..... 31 |========== Intel Core i7 3960X: Clang 3.3-rc1 . 31 |========== AMD FX-8350: GCC 4.8.0 ............. 112 |=================================== AMD FX-8350: Clang 3.2 ............. 23 |======= AMD FX-8350: Clang 3.3-rc1 ......... 22 |======= Intel Core i3 3217U: GCC 4.8.0 ..... 29 |========= Intel Core i3 3217U: Clang 3.2 ..... 15 |===== Intel Core i3 3217U: Clang 3.3-rc1 . 15 |===== GraphicsMagick 1.3.16 Operation: Resizing Iterations Per Minute > Higher Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 175 |===================================== Intel Core i7 3960X: Clang 3.2 ..... 89 |=================== Intel Core i7 3960X: Clang 3.3-rc1 . 89 |=================== AMD FX-8350: GCC 4.8.0 ............. 148 |=============================== AMD FX-8350: Clang 3.2 ............. 73 |=============== AMD FX-8350: Clang 3.3-rc1 ......... 73 |=============== Intel Core i3 3217U: GCC 4.8.0 ..... 63 |============= Intel Core i3 3217U: Clang 3.2 ..... 42 |========= Intel Core i3 3217U: Clang 3.3-rc1 . 42 |========= GraphicsMagick 1.3.16 Operation: HWB Color Space Iterations Per Minute > Higher Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 192 |===================================== Intel Core i7 3960X: Clang 3.2 ..... 124 |======================== Intel Core i7 3960X: Clang 3.3-rc1 . 123 |======================== AMD FX-8350: GCC 4.8.0 ............. 159 |=============================== AMD FX-8350: Clang 3.2 ............. 105 |==================== AMD FX-8350: Clang 3.3-rc1 ......... 104 |==================== Intel Core i3 3217U: GCC 4.8.0 ..... 81 |================ Intel Core i3 3217U: Clang 3.2 ..... 69 |============= Intel Core i3 3217U: Clang 3.3-rc1 . 68 |============= GraphicsMagick 1.3.16 Operation: Local Adaptive Thresholding Iterations Per Minute > Higher Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 133 |===================================== Intel Core i7 3960X: Clang 3.2 ..... 44 |============ Intel Core i7 3960X: Clang 3.3-rc1 . 49 |============== AMD FX-8350: GCC 4.8.0 ............. 99 |============================ AMD FX-8350: Clang 3.2 ............. 38 |=========== AMD FX-8350: Clang 3.3-rc1 ......... 37 |========== Intel Core i3 3217U: GCC 4.8.0 ..... 39 |=========== Intel Core i3 3217U: Clang 3.2 ..... 21 |====== Intel Core i3 3217U: Clang 3.3-rc1 . 23 |====== Himeno Benchmark 3.0 Poisson Pressure Solver MFLOPS > Higher Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 1629.42 |================================= Intel Core i7 3960X: Clang 3.2 ..... 1562.31 |================================ Intel Core i7 3960X: Clang 3.3-rc1 . 1597.62 |================================ AMD FX-8350: GCC 4.8.0 ............. 731.99 |=============== AMD FX-8350: Clang 3.2 ............. 650.02 |============= AMD FX-8350: Clang 3.3-rc1 ......... 667.68 |============== Intel Core i3 3217U: GCC 4.8.0 ..... 779.65 |================ Intel Core i3 3217U: Clang 3.2 ..... 781.12 |================ Intel Core i3 3217U: Clang 3.3-rc1 . 758.34 |=============== Timed ImageMagick Compilation 6.8.1-10 Time To Compile Seconds < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 49.99 |======== Intel Core i7 3960X: Clang 3.2 ..... 21.18 |=== Intel Core i7 3960X: Clang 3.3-rc1 . 22.63 |==== AMD FX-8350: GCC 4.8.0 ............. 102.92 |================= AMD FX-8350: Clang 3.2 ............. 26.94 |==== AMD FX-8350: Clang 3.3-rc1 ......... 28.65 |===== Intel Core i3 3217U: GCC 4.8.0 ..... 208.42 |================================== Intel Core i3 3217U: Clang 3.2 ..... 97.07 |================ Intel Core i3 3217U: Clang 3.3-rc1 . 104.36 |================= Timed PHP Compilation 5.2.9 Time To Compile Seconds < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 22.59 |======== Intel Core i7 3960X: Clang 3.2 ..... 15.58 |====== Intel Core i7 3960X: Clang 3.3-rc1 . 16.80 |====== AMD FX-8350: GCC 4.8.0 ............. 31.17 |=========== AMD FX-8350: Clang 3.2 ............. 19.37 |======= AMD FX-8350: Clang 3.3-rc1 ......... 20.82 |======= Intel Core i3 3217U: GCC 4.8.0 ..... 98.29 |=================================== Intel Core i3 3217U: Clang 3.2 ..... 57.64 |===================== Intel Core i3 3217U: Clang 3.3-rc1 . 59.27 |===================== C-Ray 1.1 Total Time Seconds < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 18.41 |===== Intel Core i7 3960X: Clang 3.2 ..... 21.05 |===== Intel Core i7 3960X: Clang 3.3-rc1 . 20.81 |===== AMD FX-8350: GCC 4.8.0 ............. 19.26 |===== AMD FX-8350: Clang 3.2 ............. 32.87 |======== AMD FX-8350: Clang 3.3-rc1 ......... 32.80 |======== Intel Core i3 3217U: GCC 4.8.0 ..... 116.29 |============================== Intel Core i3 3217U: Clang 3.2 ..... 133.72 |================================== Intel Core i3 3217U: Clang 3.3-rc1 . 132.37 |================================== Smallpt 1.0 Global Illumination Renderer; 100 Samples Seconds < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 19 |== Intel Core i7 3960X: Clang 3.2 ..... 165 |================== Intel Core i7 3960X: Clang 3.3-rc1 . 163 |================== AMD FX-8350: GCC 4.8.0 ............. 33 |==== AMD FX-8350: Clang 3.2 ............. 248 |=========================== AMD FX-8350: Clang 3.3-rc1 ......... 248 |=========================== Intel Core i3 3217U: GCC 4.8.0 ..... 117 |============= Intel Core i3 3217U: Clang 3.2 ..... 341 |===================================== Intel Core i3 3217U: Clang 3.3-rc1 . 344 |===================================== FFmpeg 1.1 H.264 HD To NTSC DV Seconds < Lower Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 18.09 |================== Intel Core i7 3960X: Clang 3.2 ..... 18.35 |=================== Intel Core i7 3960X: Clang 3.3-rc1 . 18.43 |=================== AMD FX-8350: GCC 4.8.0 ............. 20.35 |===================== AMD FX-8350: Clang 3.2 ............. 20.42 |===================== AMD FX-8350: Clang 3.3-rc1 ......... 20.30 |===================== Intel Core i3 3217U: GCC 4.8.0 ..... 34.34 |=================================== Intel Core i3 3217U: Clang 3.2 ..... 34.45 |=================================== PostgreSQL pgbench 8.4.11 TPC-B Transactions Per Second TPS > Higher Is Better Intel Core i7 3960X: Clang 3.2 ..... 354.32 |===== Intel Core i7 3960X: Clang 3.3-rc1 . 351.51 |===== AMD FX-8350: Clang 3.2 ............. 2438.64 |================================= AMD FX-8350: Clang 3.3-rc1 ......... 2412.86 |================================= Intel Core i3 3217U: Clang 3.2 ..... 521.66 |======= Intel Core i3 3217U: Clang 3.3-rc1 . 542.70 |======= Apache Benchmark 2.4.3 Static Web Page Serving Requests Per Second > Higher Is Better Intel Core i7 3960X: GCC 4.8.0 ..... 14318.97 |======================= Intel Core i7 3960X: Clang 3.2 ..... 14267.94 |======================= Intel Core i7 3960X: Clang 3.3-rc1 . 14662.33 |======================= AMD FX-8350: GCC 4.8.0 ............. 19810.73 |=============================== AMD FX-8350: Clang 3.2 ............. 20186.40 |================================ AMD FX-8350: Clang 3.3-rc1 ......... 19950.55 |================================ Intel Core i3 3217U: GCC 4.8.0 ..... 11374.96 |================== Intel Core i3 3217U: Clang 3.2 ..... 12063.12 |=================== Intel Core i3 3217U: Clang 3.3-rc1 . 12423.85 |====================