Calxeda ECX-1000 Quad-Core ARM Comparison
Comparing 1.1GHz and 1.4GHz Calxeda Highbank ECX-1000 Energy Card single quad-core nodes against an OMAP4460 PandaBoard ES and an x86 Intel Atom D525 CPU. Benchmarking from Ubuntu 12.10 on the Calxeda, PandaBoard ES, and Intel Atom systems. The ARM x86 tests for a future article on Phoronix.com.


PandaBoard ES: 

	Processor: ARMv7 rev 10 @ 1.20GHz (2 Cores), Motherboard: OMAP4 Panda board, Memory: 1024MB, Disk: 16GB SD16G, Graphics: Texas Instruments OMAP

	OS: Ubuntu 12.10, Kernel: 3.5.0-208-omap4 (armv7l), Display Server: X Server 1.12.99.904 (1.13.0 RC 4), Display Driver: fbdev 0.4.3, OpenGL: 2.1 Mesa 8.0.4, Compiler: GCC 4.7, File-System: ext4, Screen Resolution: 1920x1080

Intel Atom D525: 

	Processor: Intel Atom D525 @ 1.80GHz (4 Cores), Motherboard: FOXCONN NETBOX nT-435/535, Chipset: Intel Atom D4xx/D5xx/N4xx/N5xx, Memory: 2048MB, Disk: 500GB Western Digital WD5000BEVT-2, Graphics: Intel Atom D4xx/D5xx/N4xx/N5xx IGP, Audio: Realtek ALC888, Network: Realtek RTL8111/8168B + Realtek RTL8191SEvA Wireless LAN

	OS: Ubuntu 12.10, Kernel: 3.5.0-14-generic (x86_64), Desktop: Unity 6.4.0, Display Server: X Server 1.13.0, Display Driver: intel 2.20.6, OpenGL: 1.4 Mesa 8.1-devel, Compiler: GCC 4.7, File-System: ext4, Screen Resolution: 1366x768

1.1GHz Calxeda Highbank Node: 

	Processor: ARMv7 rev 0 (4 Cores), Motherboard: Highbank, Memory: 4096MB, Disk: 256GB SAMSUNG MZ7PC256

	OS: Ubuntu 12.10, Kernel: 3.5.0-1000-highbank (armv7l), Compiler: GCC 4.7, File-System: ext4

1.4GHz Calxeda Highbank Node: 

	Processor: ARMv7 rev 0 (4 Cores), Motherboard: Highbank, Memory: 4096MB, Disk: 256GB SAMSUNG MZ7PC256

	OS: Ubuntu 12.10, Kernel: 3.5.0-1000-highbank (armv7l), Compiler: GCC 4.7, File-System: ext4


NAS Parallel Benchmarks 3.3
Test / Class: LU.A
Total Mop/s > Higher Is Better
PandaBoard ES ................ 269.00 |============
Intel Atom D525 .............. 780.69 |====================================
1.1GHz Calxeda Highbank Node . 663.59 |==============================
1.4GHz Calxeda Highbank Node . 875.04 |========================================


NAS Parallel Benchmarks 3.3
Test / Class: MG.B
Total Mop/s > Higher Is Better
PandaBoard ES ................ 265.31 |===============
Intel Atom D525 .............. 710.18 |========================================
1.1GHz Calxeda Highbank Node . 472.82 |===========================
1.4GHz Calxeda Highbank Node . 637.66 |====================================


NAS Parallel Benchmarks 3.3
Test / Class: SP.A
Total Mop/s > Higher Is Better
PandaBoard ES ................ 216.80 |================
Intel Atom D525 .............. 506.33 |=====================================
1.1GHz Calxeda Highbank Node . 421.51 |===============================
1.4GHz Calxeda Highbank Node . 542.46 |========================================


NAS Parallel Benchmarks 3.3
Test / Class: UA.A
Total Mop/s > Higher Is Better
PandaBoard ES ................ 2.04 |==================
Intel Atom D525 .............. 4.81 |==========================================
1.1GHz Calxeda Highbank Node . 3.57 |===============================
1.4GHz Calxeda Highbank Node . 4.53 |========================================


FFTE 5.0
Test: N=64, 1D Complex FFT Routine
MFLOPS > Higher Is Better
PandaBoard ES ................ 548.78 |=======================
Intel Atom D525 .............. 942.93 |========================================
1.1GHz Calxeda Highbank Node . 501.69 |=====================
1.4GHz Calxeda Highbank Node . 643.43 |===========================


7-Zip Compression 9.20.1
Compress Speed Test
MIPS > Higher Is Better
PandaBoard ES ................ 886  |=================
Intel Atom D525 .............. 2089 |========================================
1.1GHz Calxeda Highbank Node . 1706 |=================================
1.4GHz Calxeda Highbank Node . 2176 |==========================================


x264 2011-12-06
H.264 Video Encoding
Frames Per Second > Higher Is Better
PandaBoard ES ................ 4.70  |================
Intel Atom D525 .............. 11.35 |=======================================
1.1GHz Calxeda Highbank Node . 9.07  |===============================
1.4GHz Calxeda Highbank Node . 11.82 |=========================================


Smallpt 1.0
Global Illumination Renderer; 100 Samples
Seconds < Lower Is Better
PandaBoard ES ................ 2419 |==========================================
Intel Atom D525 .............. 1007 |=================
1.1GHz Calxeda Highbank Node . 1326 |=======================
1.4GHz Calxeda Highbank Node . 1033 |==================


LAMMPS Molecular Dynamics Simulator 1.0
Test: Rhodopsin Protein
Loop Time < Lower Is Better
Intel Atom D525 .............. 459.73 |========================================
1.1GHz Calxeda Highbank Node . 464.02 |========================================
1.4GHz Calxeda Highbank Node . 365.85 |================================


C-Ray 1.1
Total Time
Seconds < Lower Is Better
Intel Atom D525 .............. 371.20 |======================================
1.1GHz Calxeda Highbank Node . 390.45 |========================================
1.4GHz Calxeda Highbank Node . 303.69 |===============================


Apache Benchmark 2.2.21
Static Web Page Serving
Requests Per Second > Higher Is Better
Intel Atom D525 .............. 3073.42 |=======================
1.1GHz Calxeda Highbank Node . 4014.66 |==============================
1.4GHz Calxeda Highbank Node . 5271.67 |=======================================