Benchmarks by Michael Larabel for a future article on Phoronix.com. Quick look at LLVM Clang 3.3 vs. Clang 3.4 compiler performance. More tests forthcoming.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 1411077-SO-1312033SO50
LLVM Clang 3.4 AMD APU Benchmarks
Benchmarks by Michael Larabel for a future article on Phoronix.com. Quick look at LLVM Clang 3.3 vs. Clang 3.4 compiler performance. More tests forthcoming.
Clang 3.3:
Processor: AMD A10-6800K APU @ 4.70GHz (4 Cores), Motherboard: MSI FM2-A85XA-G65 (MS-7793) v1.0, Chipset: AMD Family 15h, Memory: 8192MB, Disk: 64GB OCZ AGILITY, Graphics: Sapphire AMD Radeon HD 6950 2048MB, Audio: Realtek ALC892, Monitor: SyncMaster, Network: Realtek RTL8111/8168/8411
OS: Ubuntu 13.10, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.3, Display Driver: radeon 7.2.99, OpenGL: 3.1 Mesa 10.1.0-devel (git-5b331f6 saucy-oibaf-ppa) Gallium 0.4, Compiler: Clang 3.3-5ubuntu4, File-System: ext4, Screen Resolution: 2560x1600
Clang 3.5 SVN:
Processor: AMD A10-6800K APU @ 4.70GHz (4 Cores), Motherboard: MSI FM2-A85XA-G65 (MS-7793) v1.0, Chipset: AMD Family 15h, Memory: 8192MB, Disk: 64GB OCZ AGILITY, Graphics: Sapphire AMD Radeon HD 6950 2048MB, Audio: Realtek ALC892, Monitor: SyncMaster, Network: Realtek RTL8111/8168/8411
OS: Ubuntu 13.10, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.3, Display Driver: radeon 7.2.99, OpenGL: 3.1 Mesa 10.1.0-devel (git-5b331f6 saucy-oibaf-ppa) Gallium 0.4, Compiler: Clang 3.5-1~exp1, File-System: ext4, Screen Resolution: 2560x1600
i7 4700HQ:
Processor: Intel Core i7-4700HQ @ 2.40GHz (8 Cores), Motherboard: ASUS G750JM v1.0, Chipset: Intel Xeon E3-1200 v3/4th, Memory: 31744MB, Disk: 1000GB Seagate ST1000LM014-1EJ1 + 1000GB TOSHIBA MQ01ABD1 + 1500GB HGST HTS541515A9, Graphics: ASUS NVIDIA GeForce GTX 860M 2048MB (540/2505MHz), Audio: Intel Haswell HDMI, Network: Qualcomm Atheros QCA8171 Gigabit + Broadcom BCM4352 802.11ac Wireless
OS: Ubuntu 14.04, Kernel: 3.13.0-39-generic (x86_64), Desktop: Unity 7.2.3, Display Server: X Server 1.15.1, OpenGL: 4.3.0, Compiler: GCC 4.8 + Clang 3.4-1ubuntu3 + LLVM 3.4 + CUDA 6.5, File-System: ext4, Screen Resolution: 1920x1080
SciMark 2.0
Computational Test: Fast Fourier Transform
Mflops > Higher Is Better
Clang 3.3 ..... 74.16 |================
Clang 3.5 SVN . 69.01 |===============
i7 4700HQ ..... 255.92 |=======================================================
C-Ray 1.1
Total Time
Seconds < Lower Is Better
Clang 3.3 ..... 63.66 |========================================================
Clang 3.5 SVN . 62.34 |=======================================================
i7 4700HQ ..... 27.36 |========================
BLAKE2 20121223
Phoronix Test Suite v4.8.5
Cycles Per Byte < Lower Is Better
Clang 3.3 ..... 9.66 |=========================================================
Clang 3.5 SVN . 9.11 |======================================================
i7 4700HQ ..... 4.16 |=========================
SciMark 2.0
Computational Test: Dense LU Matrix Factorization
Mflops > Higher Is Better
Clang 3.3 ..... 1198.51 |============================
Clang 3.5 SVN . 1325.06 |==============================
i7 4700HQ ..... 2347.95 |======================================================
Himeno Benchmark 3.0
Poisson Pressure Solver
MFLOPS > Higher Is Better
Clang 3.3 ..... 770.32 |============================
Clang 3.5 SVN . 811.80 |==============================
i7 4700HQ ..... 1480.80 |======================================================
SciMark 2.0
Computational Test: Sparse Matrix Multiply
Mflops > Higher Is Better
Clang 3.3 ..... 1016.39 |=============================
Clang 3.5 SVN . 1015.77 |=============================
i7 4700HQ ..... 1902.11 |======================================================
Smallpt 1.0
Global Illumination Renderer; 100 Samples
Seconds < Lower Is Better
Clang 3.3 ..... 211 |========================================================
Clang 3.5 SVN . 220 |==========================================================
i7 4700HQ ..... 126 |=================================
SciMark 2.0
Computational Test: Composite
Mflops > Higher Is Better
Clang 3.3 ..... 830.17 |=====================================
Clang 3.5 SVN . 850.62 |======================================
i7 4700HQ ..... 1204.07 |======================================================
Botan 1.10.3
Test: CAST-256
Mbytes/s > Higher Is Better
Clang 3.3 ..... 115.62 |=======================================================
Clang 3.5 SVN . 112.45 |=====================================================
i7 4700HQ ..... 81.16 |=======================================
SciMark 2.0
Computational Test: Jacobi Successive Over-Relaxation
Mflops > Higher Is Better
Clang 3.3 ..... 1368.69 |======================================================
Clang 3.5 SVN . 1368.69 |======================================================
i7 4700HQ ..... 996.27 |=======================================
Botan 1.10.3
Test: AES-256
Mbytes/s > Higher Is Better
Clang 3.3 ..... 180.17 |=======================================================
Clang 3.5 SVN . 178.18 |======================================================
i7 4700HQ ..... 133.77 |=========================================
FLAC Audio Encoding 1.3.0
WAV To FLAC
Seconds < Lower Is Better
Clang 3.3 ..... 7.09 |=========================================================
Clang 3.5 SVN . 6.31 |===================================================
i7 4700HQ ..... 5.42 |============================================
LAME MP3 Encoding 3.99.3
WAV To MP3
Seconds < Lower Is Better
Clang 3.3 ..... 16.36 |=================================================
Clang 3.5 SVN . 18.76 |========================================================
i7 4700HQ ..... 14.60 |============================================
Botan 1.10.3
Test: KASUMI
Mbytes/s > Higher Is Better
Clang 3.3 ..... 79.39 |========================================================
Clang 3.5 SVN . 63.17 |=============================================
i7 4700HQ ..... 65.29 |==============================================
Botan 1.10.3
Test: Twofish
Mbytes/s > Higher Is Better
Clang 3.3 ..... 217.19 |=======================================================
Clang 3.5 SVN . 218.46 |=======================================================
i7 4700HQ ..... 178.01 |=============================================
SciMark 2.0
Computational Test: Monte Carlo
Mflops > Higher Is Better
Clang 3.3 ..... 493.11 |====================================================
Clang 3.5 SVN . 474.59 |==================================================
i7 4700HQ ..... 525.11 |=======================================================
Botan 1.10.3
Test: X9.19-MAC
Mbytes/s > Higher Is Better
Clang 3.3 ..... 75.17 |=======================================================
Clang 3.5 SVN . 75.86 |========================================================
i7 4700HQ ..... 74.95 |=======================================================
Botan 1.10.3
Test: Tiger
Mbytes/s > Higher Is Better
Clang 3.3 ..... 361.16 |=======================================================
Clang 3.5 SVN . 360.78 |=======================================================
i7 4700HQ ..... 361.13 |=======================================================