foot/doc/benchmark.md

Benchmarks

vtebench

All benchmarks are done using vtebench:

./target/release/vtebench -b ./benchmarks --dat /tmp/<terminal>

2021-06-25

System

CPU: i9-9900

RAM: 64GB

Graphics: Radeon RX 5500XT

Terminal configuration

Geometry: 2040x1884

Font: Fantasque Sans Mono 10.00pt/23px

Scrollback: 10000 lines

Results

Benchmark (times in ms)	Foot (GCC+PGO) 1.9.2	Foot 1.9.2	Alacritty 0.9.0	URxvt 9.26	XTerm 369
cursor motion	13.69	15.63	29.16	23.69	1341.75
dense cells	40.77	50.76	92.39	13912.00	1959.00
light cells	5.41	6.49	12.25	16.14	66.21
scrollling	125.43	133.00	110.90	98.29	4010.67
scrolling bottom region	111.90	103.95	106.35	103.65	3787.00
scrolling bottom small region	120.93	112.48	129.61	137.21	3796.67
scrolling fullscreen	5.42	5.67	11.52	12.00	124.33
scrolling top region	110.66	107.61	100.52	340.90	3835.33
scrolling top small region	120.48	111.66	129.62	213.72	3805.33
unicode	10.19	11.27	14.72	787.77	4741.00

2021-03-20

System

CPU: i5-8250U

RAM: 8GB

Graphics: Intel UHD Graphics 620

Terminal configuration

Geometry: 945x1020

Font: Dina:pixelsize=12

Scrollback=10000 lines

Results

Benchmark (times in ms)	Foot (GCC+PGO) 1.8.0	Foot 1.8.0	Alacritty 0.8.0	URxvt 9.26	XTerm 368
cursor motion	14.49	16.60	26.89	23.45	1303.38
dense cells	41.00	52.45	92.02	1486.57	11957.00
light cells	7.97	8.54	21.43	20.45	111.96
scrollling	158.85	158.90	148.06	138.98	10083.00
scrolling bottom region	153.83	151.38	142.13	151.30	9988.50
scrolling bottom small region	143.51	141.46	162.03	192.37	9938.00
scrolling fullscreen	11.56	11.75	22.96	21.49	295.40
scrolling top region	148.96	148.18	155.05	482.05	10036.00
scrolling top small region	144.26	149.76	159.40	321.69	9942.50
unicode	21.02	22.09	25.79	14959.00	88697.00