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 6220 | 8xA53 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 TK1 | 4 cores +1 2.3 GHz TDP 10 W | NVIDIA Jetson TK1 192 Kepler cores 852 MHz | 2 GB | NVIDIA Jetson TX1 | 4 cores 1.73 GHz TDP 10 W | NVIDIA Jetson TX1 256 Maxwell cores 998 MHz | 4 GB |
| Intel Avoton C2750 | 8 cores 2.4 GHz TDP 20 W | — | 16 GB | Intel Xeon D-1540 | 8 cores 2.6 GHz TDP 45 W | — | 16 GB | Intel Pentium N3700 | 4 cores 2.4 GHz TDP 6 W | HD graphics | 16 GB |
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