GCC 4.8 vs. GCC 4.9 AMD Athlon 5350 Kabini APU
GCC 4.8 vs. 4.9 benchmarks by Michael Larabel for a Phoronix.com article using the AM1 Athlon 5350 APU.


GCC 4.8 Tuned: 

	Processor: AMD Athlon 5350 APU with Radeon R3 @ 2.05GHz (4 Cores), Motherboard: ASUS AM1I-A, Chipset: AMD Family 16h Root Complex, Memory: 3584MB, Disk: 240GB OCZ VERTEX3, Graphics: ASUS AMD Radeon HD 8400 512MB, Audio: AMD Device 9840, Monitor: VE228, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 14.04, Kernel: 3.14.0-031400-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.0, Display Driver: radeon 7.3.99, OpenGL: 3.1 Mesa 10.2.0-devel (git-4d64180 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2, File-System: ext4, Screen Resolution: 1920x1080

GCC 4.9.0 RC1: 

	Processor: AMD Athlon 5350 APU with Radeon R3 @ 2.05GHz (4 Cores), Motherboard: ASUS AM1I-A, Chipset: AMD Family 16h Root Complex, Memory: 3584MB, Disk: 240GB OCZ VERTEX3, Graphics: ASUS AMD Radeon HD 8400 512MB, Audio: AMD Device 9840, Monitor: VE228, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 14.04, Kernel: 3.14.0-031400-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.0, Display Driver: radeon 7.3.99, OpenGL: 3.1 Mesa 10.2.0-devel (git-4d64180 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.9.0 20140411, File-System: ext4, Screen Resolution: 1920x1080


LAMMPS Molecular Dynamics Simulator 1.0
Test: Rhodopsin Protein
Loop Time < Lower Is Better
GCC 4.8 Tuned . 140.69 |=====================================================
GCC 4.9.0 RC1 . 145.78 |=======================================================


SciMark 2.0
Computational Test: Composite
Mflops > Higher Is Better
GCC 4.8 Tuned . 398.45 |======================================================
GCC 4.9.0 RC1 . 404.07 |=======================================================


SciMark 2.0
Computational Test: Monte Carlo
Mflops > Higher Is Better
GCC 4.8 Tuned . 201.99 |=====================================================
GCC 4.9.0 RC1 . 209.73 |=======================================================


SciMark 2.0
Computational Test: Fast Fourier Transform
Mflops > Higher Is Better
GCC 4.8 Tuned . 39.26 |========================================================
GCC 4.9.0 RC1 . 38.74 |=======================================================


SciMark 2.0
Computational Test: Sparse Matrix Multiply
Mflops > Higher Is Better
GCC 4.8 Tuned . 586.94 |=======================================================
GCC 4.9.0 RC1 . 587.18 |=======================================================


SciMark 2.0
Computational Test: Dense LU Matrix Factorization
Mflops > Higher Is Better
GCC 4.8 Tuned . 596.80 |=====================================================
GCC 4.9.0 RC1 . 619.27 |=======================================================


SciMark 2.0
Computational Test: Jacobi Successive Over-Relaxation
Mflops > Higher Is Better
GCC 4.8 Tuned . 567.25 |=======================================================
GCC 4.9.0 RC1 . 565.44 |=======================================================


John The Ripper 1.8.0
Test: Blowfish
Real C/S > Higher Is Better
GCC 4.8 Tuned . 2085 |=========================================================


John The Ripper 1.8.0
Test: Traditional DES
Real C/S > Higher Is Better
GCC 4.8 Tuned . 6781667 |======================================================


John The Ripper 1.8.0
Test: MD5
Real C/S > Higher Is Better
GCC 4.8 Tuned . 27908 |========================================================


Himeno Benchmark 3.0
Poisson Pressure Solver
MFLOPS > Higher Is Better
GCC 4.8 Tuned . 121.74 |=======================================================
GCC 4.9.0 RC1 . 119.30 |======================================================


Timed ImageMagick Compilation 6.8.1-10
Time To Compile
Seconds < Lower Is Better
GCC 4.8 Tuned . 453.44 |=======================================================
GCC 4.9.0 RC1 . 403.96 |=================================================


C-Ray 1.1
Total Time
Seconds < Lower Is Better
GCC 4.8 Tuned . 72.13 |====================================================
GCC 4.9.0 RC1 . 77.74 |========================================================


Smallpt 1.0
Global Illumination Renderer; 100 Samples
Seconds < Lower Is Better
GCC 4.8 Tuned . 108 |==========================================================


Hierarchical INTegration 1.0
Test: FLOAT
QUIPs > Higher Is Better
GCC 4.8 Tuned . 134228277.21 |=================================================
GCC 4.9.0 RC1 . 129301190.58 |===============================================


Apache Benchmark 2.4.7
Static Web Page Serving
Requests Per Second > Higher Is Better
GCC 4.8 Tuned . 5017.75 |====================================================
GCC 4.9.0 RC1 . 5185.06 |======================================================