[Gretl-devel] Re: Speed of matrix "block" operations

On 12.10.2019 23:23, Allin Cottrell wrote: and mine on: 1. Inspiron laptop with i7-8550U CPU @ 1.80GHz:   1 columns per chunk: 2,3008s   2 columns per chunk: 0,9288s   5 columns per chunk: 0,1957s  10 columns per chunk: 0,0793s  25 columns per chunk: 0,0398s  50 columns per chunk: 0,0897s 100 columns per chunk: 0,4300s 125 columns per chunk: 0,6502s 500 columns per chunk: 3,0006s 3. very old machine with AMD Phenom(tm) II X6 1100T:   1 columns per chunk: 5,3443s   2 columns per chunk: 2,6082s   5 columns per chunk: 1,1151s  10 columns per chunk: 0,4598s  25 columns per chunk: 0,2619s  50 columns per chunk: 0,5516s 100 columns per chunk: 1,7819s 125 columns per chunk: 2,2742s 500 columns per chunk: 5,9761s Marcin -- Marcin Błażejowski