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Monte Carlo Simulation  and its Efficient Implementation Robert Tong ,[object Object]
Outline ,[object Object],[object Object],[object Object],[object Object]
Why use Monte Carlo methods? ,[object Object],[object Object],[object Object],[object Object],[object Object]
The elements of Monte Carlo simulation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The demand for ever increasing performance
Ways to improve performance in Monte Carlo simulation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Higher order methods – 1 (work by Kai Zhang, University of Warwick, UK)
Higher order methods – 2
Numerical example – 1
Numerical example – 1a
Numerical example – 1b
Numerical example – 2a
Numerical example – 2b
GPU acceleration ,[object Object],[object Object]
The Emergence of GPGPU Computing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Current GPU architecture – e.g. NVIDIA Tesla
Tesla – processing power  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Tesla C1060 memory  (from: M A Martinez-del-Amor et al. (2008) based on E Lindholm et al. (2008))
Programming GPUs – CUDA and OpenCL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
First step – obtaining and installing CUDA ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Host (CPU) – Device (GPU) Relationship ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Organisation of threads on GPU ,[object Object],[object Object],[object Object],[object Object],[object Object]
Memory hierarchy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
CUDA terminology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Application to Monte Carlo simulation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Random Number Generators: choice of algorithm ,[object Object],[object Object],[object Object],[object Object]
MRG32k3a: skip ahead   ,[object Object],[object Object],[object Object]
MRG32k3a: modulus ,[object Object],[object Object],[object Object],[object Object],[object Object]
MRG32k3a: memory coalescence   ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
MRG32k3a: single – double precision   ,[object Object],[object Object],[object Object],[object Object]
MRG32k3a: GPU benchmarking –  double precision ,[object Object],[object Object],[object Object],[object Object],[object Object],GPU CPU-ICC CPU-VC++ VSL-ICC VSL-VC++ Samples/ sec 3.00E+09 3.46E+07 4.77E+07 9.35E+07 9.32E+07
MRG32k3a: GPU benchmarking –  single precision ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GPU CPU-ICC CPU-VC++ VSL-ICC VSL-VC++ Samples/ sec 3.49E+09 3.58E+07 5.24E+07 1.02E+08 9.75E+07
LIBOR Market Model on GPU ,[object Object],[object Object],[object Object]
Numerical Libraries for GPUs ,[object Object],[object Object],[object Object],[object Object],[object Object]
NAG Routines for GPUs
nag_gpu_mrg32k3a_uniform
nag_gpu_mrg32k3a_uniform
nag_gpu_mrg32k3a_uniform
Example program: generate random numbers on GPU ,[object Object],[object Object]
NAG Routines for GPUs
nag_gpu_mrg32k3a_next_uniform
nag_gpu_mrg32k3a_next_uniform
Example program – kernel function  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Library issues: Auto-tuning ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],Early Success with BNP Paribas
BNP Paribas Results – local vol example
[object Object],And with Bank of America Merrill Lynch
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],“ A N Other Tier 1” Risk Group
NAG routines for GPUs – 1  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
NAG routines for GPUs – 2  ,[object Object],[object Object],[object Object],[object Object]
Summary ,[object Object],[object Object],[object Object],[object Object]
Acknowledgments ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Monte Carlo on GPUs