Download presentation
Presentation is loading. Please wait.
Published byWarren Mathews Modified over 9 years ago
1
Computer Evolution and Computational Chemistry 胡維平 國立中正大學化學暨生物化學系
2
An Early Computer ENIAC, 1947 US Army 27 ton 63 m 2 5 kHz ~400 FLOP 150 kW
3
PC Evolution YearCPUClockMemoryHD 1986IBM XT4.77 MHz640 KB20 MB 1988IBM AT12 MHz2 MB40 MB 19898038616 MHz4 MB80 MB 19918048633 MHz8 MB80 MB 1997Pentium100 MHz64 MB20 GB
4
PC Evolution YearCPUClockMemoryHD 1998Pentium II400 MHz512 MB80 GB 2000Pentium III733 MHz1 GB120 GB 2002Pentium 42.4 GHz2 GB200 GB 2006Core 2 Quad2.8 GHz8 GB500 GB 2009i7-9203.8 GHz12 GB1 TB 2014i7-4930 K4.5 GHz64 GB3 TB
5
45 nm 32 nm 22 nm
6
Performance/Cost GPU? FLOPS (double precision) Intel 8088/8087: 1 M Intel: i7 965 XE: 70 G Nvidia Tesla C1060: 78 G AMD FireStream 9270: 240 G IBM 1350: 27 T (342 th) Cray Jaguar: 1.75 P (1 st ) SETI@Home: 694 T Folding@Home: 8.1 P ALPS (NCHC 御風者 ): 25600 cores, 177 TFlop (42nd)
7
Programs for Quantum Chemical Calculation Gaussian 86, 88, 90, 92, 94, 98, 03, 09 Molpro Gamess ACESII Q-Chem (Spartan) Turbomol NWChem CASTEP VASP
8
Methods for Quantum Chemical Calculation Density Functional Theory LSDA GGA Hybrid GGA Double-Hybrid-Meta GGA Ab Initio Theory HF, AM1, PM3 MP2 QCISD(T), CCSD(T), BD(T) Gaussian-n, G3s, CBS, Wn INDO CIS TD-DFT EOM-CCSD, CCn CASSCF CASPT2 MRCI MRCI-PT2 Hybrid Methods MCG3-DFT, MLSE-DFT Correlation-Consistent Basis Sets Dunning ’ s cc-pVnZ, aug-cc-pVnZ (pp)
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.