Devices

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specifications of relevant devices

Processors
Atom N550 Atom D510 DM3730CBP Apple_A4 NVIDIA_Tegra2
Structure x86 x86 ARM-A8 ARM-A8 ARM-A9
Frequency 1.8GHz 1.66GHz 0.8GHz 1GHz 1GHz
Integrated Graphics Yes Yes Yes Yes Yes
Memory(GB) 2 4 0.5 0.25 1
Cores/Threads 2C/4T 2C/4T 1C/1T 1C/1T 2C/4T
Coremark 9076.68 9049.77 1928 2316 4438.85
Linpack DP(MFLOPS) 95.0 29.3 40.8 64.1
Power(W) 8.5(TDP) 13(TDP) $<1$(Core only) $<1$(Core Only)
Actual Power(W) 6.37 5.57
Out-of-order No No No No Yes



Systems

This table exhibits system overall performance under the budget of $10000 AUD based on current prices. The scale-up factor is not considered. Therefore system overall performance simply uses the product of single node performance and nodes number.

Processors
Atom N550 AtomD510 Beagleboard Apple TV Tegra 2
Fat configuration
Single Memory 2GB 4GB 512MB 256MB 1GB
SSD(GB) 120 120 16(SD) 8(on board) 32
SSD Read(MB/s) 220 220 24 28 20
SSD Write(MB/s) 220 220 19.5 28 20
Total cost 412 403 179 130 340
Board power(W) 17 5 6
Total (* nodes) Number of nodes 24 24 55 76 29
Coremark 217K 217K 106K 176 129K
Linpack(GFLOPS) 2.28 1.61 3.10 1.86
Storage read(GB/s) 5.28 5.28 1.32 2.13 0.58
Storage write(GB/s) 5.28 5.28 1.07 2.13 0.58
Memory size(GB) 48 96 27.5 19 29
SSD size(GB) 2880 2880 880 608 928
Slim configuration
Single Memory 1GB 1GB 256MB 256MB 1GB
SSD(GB) 32 32 4 8 32
SSD Read(MB/s) 125 125 20 28 20
SSD Write(MB/s) 70 70 18 28 20
Total cost 287 264 133 130 340
Board power 15.4 5 6
Total (* nodes) Number of nodes 34 37 75 76 29
Coremark 308K 334K 98K 176K 129K
Linpack(GFLOPS) 3.52 1.79 3.10 1.86
Storage read(GB/s) 4.25 4.25 1.50 2.13 0.58
Storage write(GB/s) 4.25 4.25 1.35 2.13 0.58
Memory size(GB) 34 37 13.75 19 29
SSD size(GB) 1088 1184 300 608 928