fftw-bench
AMD A8-7410 APU with AMD Radeon R5 testing with a ASUS X555YA v1.0 and ASUS AMD Radeon R4/R5 1024MB on Linux From Scratch 7.10-systemd via the Phoronix Test Suite.


gcc-4.9: 

	Processor: AMD A8-7410 APU with AMD Radeon R5 @ 2.20GHz (4 Cores), Motherboard: ASUS X555YA v1.0, Chipset: AMD Device 1566, Memory: 7168MB, Disk: 1000GB TOSHIBA MQ01ABD1, Graphics: ASUS AMD Radeon R4/R5 1024MB, Audio: AMD Kabini HDMI/DP, Network: Realtek RTL8111/8168/8411 + Realtek RTL8723BE PCIe Wireless

	OS: Linux From Scratch 7.10-systemd, Kernel: 4.7.2 (x86_64), Display Server: X Server 1.19.3, OpenGL: 4.5 Mesa 17.1.0-rc2 Gallium 0.4 (LLVM 4.0.0), Vulkan: 1.0.3, Compiler: Clang 4.0.0 + LLVM 4.0.0, File-System: ext4, Screen Resolution: 1366x768

gcc-7: 

	Processor: AMD A8-7410 APU with AMD Radeon R5 @ 2.20GHz (4 Cores), Motherboard: ASUS X555YA v1.0, Chipset: AMD Device 1566, Memory: 7168MB, Disk: 1000GB TOSHIBA MQ01ABD1, Graphics: ASUS AMD Radeon R4/R5 1024MB, Audio: AMD Kabini HDMI/DP, Network: Realtek RTL8111/8168/8411 + Realtek RTL8723BE PCIe Wireless

	OS: Linux From Scratch 7.10-systemd, Kernel: 4.7.2 (x86_64), Display Server: X Server 1.19.3, OpenGL: 4.5 Mesa 17.1.0-rc2 Gallium 0.4 (LLVM 4.0.0), Vulkan: 1.0.3, Compiler: Clang 4.0.0 + LLVM 4.0.0, File-System: ext4, Screen Resolution: 1366x768

gcc-6.2: 

	Processor: AMD A8-7410 APU with AMD Radeon R5 @ 2.20GHz (4 Cores), Motherboard: ASUS X555YA v1.0, Chipset: AMD Device 1566, Memory: 7168MB, Disk: 1000GB TOSHIBA MQ01ABD1, Graphics: ASUS AMD Radeon R4/R5 1024MB, Audio: AMD Kabini HDMI/DP, Network: Realtek RTL8111/8168/8411 + Realtek RTL8723BE PCIe Wireless

	OS: Linux From Scratch 7.10-systemd, Kernel: 4.7.2 (x86_64), Display Server: X Server 1.19.3, OpenGL: 4.5 Mesa 17.1.0-rc2 Gallium 0.4 (LLVM 4.0.0), Vulkan: 1.0.3, Compiler: Clang 4.0.0 + LLVM 4.0.0, File-System: ext4, Screen Resolution: 1366x768

pgi-17.4: 

	Processor: AMD A8-7410 APU with AMD Radeon R5 @ 2.20GHz (4 Cores), Motherboard: ASUS X555YA v1.0, Chipset: AMD Device 1566, Memory: 7168MB, Disk: 1000GB TOSHIBA MQ01ABD1, Graphics: ASUS AMD Radeon R4/R5 1024MB, Audio: AMD Kabini HDMI/DP, Network: Realtek RTL8111/8168/8411 + Realtek RTL8723BE PCIe Wireless

	OS: Linux From Scratch 7.10-systemd, Kernel: 4.7.2 (x86_64), Display Server: X Server 1.19.3, OpenGL: 4.5 Mesa 17.1.0-rc3 Gallium 0.4 (LLVM 4.0.0), Vulkan: 1.0.3, Compiler: GCC 7.1.1 20170511 + Clang 4.0.0 + LLVM 4.0.0, File-System: ext4, Screen Resolution: 1366x768

clang-4.0.0: 

	Processor: AMD A8-7410 APU with AMD Radeon R5 @ 2.20GHz (4 Cores), Motherboard: ASUS X555YA v1.0, Chipset: AMD Device 1566, Memory: 7168MB, Disk: 1000GB TOSHIBA MQ01ABD1, Graphics: ASUS AMD Radeon R4/R5 1024MB, Audio: AMD Kabini HDMI/DP, Network: Realtek RTL8111/8168/8411 + Realtek RTL8723BE PCIe Wireless

	OS: Linux From Scratch 7.10-systemd, Kernel: 4.7.2 (x86_64), Display Server: X Server 1.19.3, OpenGL: 4.5 Mesa 17.1.0-rc3 Gallium 0.4 (LLVM 4.0.0), Vulkan: 1.0.3, Compiler: Clang 4.0.0 + GCC 7.1.1 20170511 + LLVM 4.0.0, File-System: ext4, Screen Resolution: 1366x768


FFTW 3.3.4
Build: Float + SSE - Size: 2D FFT Size 512
Mflops > Higher Is Better
gcc-4.9 ..... 5132.13 |====================================================
gcc-7 ....... 5522.91 |========================================================
gcc-6.2 ..... 4611.44 |===============================================
pgi-17.4 .... 2592.28 |==========================
clang-4.0.0 . 4575.48 |==============================================