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AN910 数据表(PDF) 22 Page - STMicroelectronics

部件名 AN910
功能描述  ST7 AND ST9 PERFORMANCE BENCHMARKING
PDF  51 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

AN910 数据表(HTML) 22 Page - STMicroelectronics

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ST7 AND ST9 PERFORMANCE BENCHMARKING
Table 5. Computing performance execution time measures
(1) The 80C51 results are preliminary results. They may changed in later versions.
Table 6. Computing performance execution time ratios
Execution time
measures (ms)
80C51XA
(20 MHz)
68HC16
(16 MHz)
68HC12
(8 MHz)
ST9+
(25 MHz)
ST9
(12 MHz)
H8/300
(10 MHz)
68HC11
(4 MHz)
68HC08
(8 MHz)
ST7
(8 MHz)
ST7
(4 MHz)
80C51(1)
(20 MHz)
1
sieve
▲
25.1
27.8
47.5
41.4
142
147
2
acker(3,5)
▲
148
224
230
268
868
916
950
3
acker(3,6)
▲
602
920
936
1,090
3,530
3,720
3,850
4
string
0.178
0.157
▲
0.15
0.160
0.514
0.369
0.54
0.264
0.345
0.690
▼
1.17
5
char
0.042
0.039
▲ 0.037
0.048
0.149
0.071
0.140
0.039
0.0070
0.140
0.142
6
bubble(10 words)
▲ 0.170
0.223
0.328
0.306
0.988
0.741
1.33
1.14
1.09
2.18
1.99
7
bubble(600 words)
▲
638
968
1,280
1,190
3,830
3,750
5,130
4,280
▼ 8,560
8
blkmov(64 bytes)
▲ 0.025
0.035
0.037
0.057
0.174
0.036
0.259
0.078
0.153
0.305
0.233
9
blkmov(512 bytes)
▲ 0.167
0.272
0.289
0.452
1.36
0.261
2.05
1.34
2.67
(8.61)
10
convert
▲ 0.146
0.227
0.288
0.223
0.766
0.397
0.82
0.265
0.452
0.904
0.584
11
16mul
0.0019
0.0017
▲ 0.0016
0.0068
0.020
0.012
0.029
0.013
0.018
0.037
0.035
12
shright
▲ 0.0013
0.0038
0.0046
0.0034
0.011
0.010
0.017
0.0072
0.010
0.020
▼ 0.031
13
bitsrt
▲ 0.047
0.050
0.055
0.059
0.178
0.071
0.215
0.086
0.092
0.183
0.203
Execution time
ratios
80C51XA
(20 MHz)
68HC16
(16 MHz)
68HC12
(8 MHz)
ST9+
(25 MHz)
ST9
(12 MHz)
H8/300
(10 MHz)
68HC11
(4 MHz)
68HC08
(8 MHz)
ST7
(8 MHz)
ST7
(4 MHz)
80C51(1)
(20 MHz)
1
sieve
▲
1.65
1.49
0.87
1.00
0.29
0.28
2
acker(3,5)
▲
1.81
1.20
1.16
1.00
0.31
0.29
0.28
3
acker(3,6)
▲
1.81
1.18
1.16
1.00
0.31
0.29
0.28
4
string
0.90
1.02
▲
1.05
1.00
0.31
0.43
0.30
0.61
0.46
0.23
▼
0.14
5
char
1.14
1.23
▲
1.28
1.00
0.32
0.67
0.34
1.23
0.68
0.34
0.34
6
bubble(10 words)
▲
1.80
1.37
0.93
1.00
0.31
0.41
0.23
0.27
0.28
0.14
0.15
7
bubble(600 words)
▲
1.87
1.23
0.93
1.00
0.31
0.32
0.23
0.28
▼
0.14
8
blkmov(64 bytes)
▲
2.30
1.65
1.56
1.00
0.33
1.57
0.22
0.74
0.38
0.19
0.25
9
blkmov(512 bytes)
▲
2.71
1.66
1.56
1.00
0.33
1.73
0.22
0.34
0.17
(0.052)
10
convert
▲
1.54
0.98
0.78
1.00
0.29
0.56
0.27
0.84
0.49
0.25
0.38
11
16mul
3.60
3.92
▲
4.22
1.00
0.35
0.56
0.23
0.52
0.37
0.19
0.20
12
shright
▲
2.67
0.92
0.75
1.00
0.30
0.35
0.20
0.48
0.34
0.17
▼ 0.11
13
bitsrt
▲
1.25
1.18
1.08
1.00
0.33
0.83
0.27
0.69
0.65
0.32
0.29



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