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2080ti cuda benchmark by using NVIDIA sample just for fun
2018-11-11 09:45:42

ref url: https://www.pugetsystems.com/labs/hpc/TitanXp-vs-GTX1080Ti-for-Machine-Learning-937/

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./nbody -benchmark -numbodies=78000000

> Windowed mode

> Simulation data stored in video memory

> Single precision floating point simulation

> 1 Devices used for simulation

GPU Device 0: "GeForce RTX 2080 Ti" with compute capability 7.5

> Compute 7.5 CUDA device: [GeForce RTX 2080 Ti]

Warning: "number of bodies" specified 78000000 is not a multiple of 256.

Rounding up to the nearest multiple: 78000128.

78000128 bodies, total time for 10 iterations: 115842840.000 ms

= 525.196 billion interactions per second

= 10503.920 single-precision GFLOP/s at 20 flops per interaction

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nbody -benchmark -numbodies=256000

2080Ti

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> Windowed mode

> Simulation data stored in video memory

> Single precision floating point simulation

> 1 Devices used for simulation

MapSMtoCores for SM 7.5 is undefined. Default to use 64 Cores/SM

GPU Device 0: "GeForce RTX 2080 Ti" with compute capability 7.5

> Compute 7.5 CUDA device: [GeForce RTX 2080 Ti]

number of bodies = 256000

256000 bodies, total time for 10 iterations: 1225.979 ms

= 534.561 billion interactions per second

= 10691.212 single-precision GFLOP/s at 20 flops per interaction

Nvidia driver: 410.73

cuda: 9.0

g/c: 2080ti

cpu: 8700k

m/b: ga-z370-hd3

ram: dominator 3466kHz(XMP applied)

My previous GPU

- Titan Xp

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> Windowed mode

> Simulation data stored in video memory

> Single precision floating point simulation

> 1 Devices used for simulation

gpuDeviceInit() CUDA Device [0]: "Graphics Device

> Compute 6.1 CUDA device: [Graphics Device]

number of bodies = 256000

256000 bodies, total time for 10 iterations: 1611.591 ms

= 406.654 billion interactions per second

= 8133.082 single-precision GFLOP/s at 20 flops per interaction

(The range of GLOP/s was from 8066.468 to 8133.082)

Nvidia driver: 375.26

cuda: 8.0

g/c: titan xp

cpu: 8700k

m/b: ga-z370-hd3

ram: dominator 3466kHz(XMP applied)

* GTX 680 showed "1606.946 single-precision GFLOP/s at 20 flops per interaction"

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