HotSpot Thermal Floorplan Solver Using Conjugate Gradient to Speed Up

Table 1

The conjugate gradient solver without precondition.

Design name	Block number	LU solver			CG
		Run time	Solver times	Solver average time	Run time	Ratio	Solver average time
xerox	10	5.69	26601	2.14E − 04	5.32	1.07	2.00E − 04
hp	11	7.53	29401	2.56E − 04	8.88	0.85	3.02E − 04
ami33	33	337.87	91001	3.71E − 03	299.52	1.13	3.29E − 03
ami49	49	1534.41	135801	1.13E − 02	524.65	2.92	3.86E − 03
avg	25.75	471.38	70701	3.87E − 03	209.59	1.49	1.91E − 03