LMBENCH V1.1
Results for Visualization Lab Systems
Note: Each table is sorted on the parameter which is displayed as FIELD.

Processor, Processes - times in microseconds
System Operating
System
Mhz Null
Syscall
Null
Process
Simple
Process
/bin/sh
Process
Mmap
lat
2-proc
ctxsw
8-proc
ctxsw
SUN Ultra 1 SunOS 5.5 167 6 4K 20K 132K 199 16 20
SGI O2 IRIX 6.3 175 9 3K 9K 42K 138 18 23
SGI INDY R5000SC IRIX 6.2 150 9 5K 14K 45K 236 24 37
SGI Onyx2 IRIX64 6.4 195 10 2K 8K 19K 72 42 43
SUN Sparcstation5 SunOS 5.5 110 11 18K 73K 257K 177 74 93
SGI Power Challenge IRIX64 6.2 194 11 2K 5K 20K 65 32 35
SGI Power Onyx IRIX64 6.2 194 11 2K 6K 31K 70 32 34
HP J210 HP-UX 10.10 120 12 3K 12K 23K 100 15 16
SGI Indigo2
Maximum Impact
IRIX 6.2 250 12 2K 6K 32K 232 37 37
HP J200 HP-UX 10.01 99 15 4K 14K 30K 104 14 15
SUN Sparcstation 10 SunOS 4.1.3 36 32 10K 64K 125K 247 68 152
SGI Indigo2 Extreme IRIX 5.3 100 52 5K 13K 33K 586 133 144
SUN Sparcstation 2
with Weitek Upgrade
SunOS 4.1.3_U1 79 70 18K 89K 194K 559 83 147
SUN Sparcstation LX SunOS 4.1.3_U1 49 127 18K 89K 176K 518 143 247


Local Communication latencies in microseconds
System Operating
System
Pipe UDP RPC/
UDP
TCP RPC/
TCP
SUN Ultra 1 SunOS 5.5 62 196 270 155 323
SGI O2 IRIX 6.3 69 171 360 159 396
HP J210 HP-UX 10.10 76 285 488 293 523
HP J200 HP-UX 10.01 85 334 547 376 566
SGI INDY R5000SC IRIX 6.2 86 378 792 327 729
SGI Power Onyx IRIX64 6.2 101 489 712 413 562
SGI Indigo2
Maximum Impact
IRIX 6.2 108 327 714 292 657
SGI Onyx2 IRIX64 6.4 127 330 432 346 447
SGI Power Challenge IRIX64 6.2 166 457 590 451 604
SUN Sparcstation5 SunOS 5.5 195 775 1005 669 1256
SUN Sparcstation 10 SunOS 4.1.3 268 744 1402 859 1760
SGI Indigo2 Extreme IRIX 5.3 380 733 1657 772 1451
SUN Sparcstation 2
with Weitek Upgrade
SunOS 4.1.3_U1 520 944 1840 1030 2318
SUN Sparcstation LX SunOS 4.1.3_U1 887 1364 2376 1690 2759


Local Communication bandwidths in megabytes/second
System Operating
System
Pipe TCP File
reread
Mmap
reread
Bcopy
(libc)
Bcopy
(hand)
Mem
read
Mem
write
SGI Power Onyx IRIX64 6.2 67 37 110 94 45 59 104 85
SGI O2 IRIX 6.3 66 10 36 40 22 24 48 43
SUN Ultra 1 SunOS 5.5 61 27 139 96 171 66 115 155
HP J210 HP-UX 10.10 50 42 87 43 58 75 119 134
HP J200 HP-UX 10.01 46 34 72 38 47 60 99 106
SGI Indigo2
Maximum Impact
IRIX 6.2 35 10 38 50 36 34 69 74
SGI Onyx2 IRIX64 6.4 33 52 147 154 85 112 210 166
SGI INDY R5000SC IRIX 6.2 32 10 27 45 28 29 62 47
SGI Power Challenge IRIX64 6.2 25 35 112 94 45 60 104 85
SGI Indigo2 Extreme IRIX 5.3 15 9 21 27 23 22 44 48
SUN Sparcstation5 SunOS 5.5 14 11 32 44 31 37 84 68
SUN Sparcstation 10 SunOS 4.1.3 9 3 12 15 18 22 53 41
SUN Sparcstation LX SunOS 4.1.3_U1 4 2 20 8 11 24 41 36
SUN Sparcstation 2
with Weitek Upgrade
SunOS 4.1.3_U1 4 2 6 8 9 14 38 14


Memory latencies in nanoseconds
System Operating
System
Mhz L1
Cache
L2
Cache
Main
Memory
Guesses
HP J210 HP-UX 10.10 119 8 8 349 No L1 cache?
HP J200 HP-UX 10.01 99 9 10 423 No L1 cache?
SUN Ultra 1 SunOS 5.5 167 6 42 265  
SGI Power Challenge IRIX64 6.2 194 5 56 1065  
SGI Power Onyx IRIX64 6.2 194 5 56 1086  
SGI Onyx2 IRIX64 6.4 195 5 57 351  
SGI Indigo2
Maximum Impact
IRIX 6.2 250 8 60 1149  
SGI O2 IRIX 6.3 175 5 64 1250  
SGI Indigo2 Extreme IRIX 5.3 100 20 133 1460  
SUN Sparcstation5 SunOS 5.5 109 9 141 147 No L2 cache?
SUN Sparcstation LX SunOS 4.1.3_U1 49 20 174 182 No L2 cache?
SGI INDY R5000SC IRIX 6.2 150 6 227 430  
SUN Sparcstation 10 SunOS 4.1.3 35 27 423 439 No L2 cache?
SUN Sparcstation 2
with Weitek Upgrade
SunOS 4.1.3_U1 79 12 721 726 No L2 cache?


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