Research Article

Power-Efficient Computing: Experiences from the COSA Project

Table 1

Hardware specifications of the boards in the COSA cluster at INFN-CNAF. Top: ARM; bottom: Intel.

Platform CPU GPU RAM

Freescale SABRE board (i.MX6Q SoC)4xA9 
1.2 GHz
Vivante GC2100 
600 MHz
2 GB
Hardkernel ODROID-XU-E (Exynos5 5410)4xA15 + 4xA7 
1.6 GHz
PowerVR SGX544 
384 MHz
2 GB
Hardkernel ODROID-XU3 (Exynos5 5422)4xA15 + 4xA7 
2 GHz
ARM Mali-T628 
533/695 MHz
2 GB
HiSilicon Kirin 62208xA53 
1.2 GHz
ARM Mali-450 MP4 
700 MHz
1 GB
Hardkernel ODROID-XU3 (Exynos5 5422)4xA15 + 4xA7 
2 GHz
ARM Mali-T628 
533/695 MHz
2 GB
Arndale Octa (Exynos 5420)4xA15 + 4xA7 
1.7 GHz
ARM Mali-T628 
533/695 MHz
1 GB
NVIDIA Jetson TK14 cores +1 
2.3 GHz 
TDP 10 W
NVIDIA Jetson TK1 
192 Kepler cores 
852 MHz
2 GB
NVIDIA Jetson TX14 cores 
1.73 GHz 
TDP 10 W
NVIDIA Jetson TX1 
256 Maxwell cores 
998 MHz
4 GB

Intel Avoton C27508 cores 
2.4 GHz 
TDP 20 W
16 GB
Intel Xeon D-15408 cores 
2.6 GHz 
TDP 45 W
16 GB
Intel Pentium N37004 cores 
2.4 GHz 
TDP 6 W
HD graphics16 GB