HP Integrity rx2660 Stream submittal

From: Kirby Collins <kirby.collins@hp.com>
Date: Tue Feb 13 2007 - 12:03:04 CST

Stream results for HP Integrity rx2660 with the zx2 chipset, and 1.6Ghz/18MB
Dual-Core Intel(R) Itanium(R) 2 processors, running HP-UX 11.23:

1.6GHz/18MB Dual-Core Intel Itanium 2
8GB memory (4x2GB DIMMs)
HP-UX 11.23.0609, HP f90 11.23.32
---------------------------------------------------------
Function Rate (MB/s) Avg time Min time Max time
Copy: 4809.0924 0.1066 0.1065 0.1068
Scale: 4794.4055 0.1069 0.1068 0.1070
Add: 5579.8372 0.1377 0.1376 0.1378
Triad: 5595.4412 0.1373 0.1373 0.1374

The runs used the v5.6 f90 version of the stream benchmark, with the
following changes:

96,97c96,97
< INTEGER n,offset,ndim,ntimes
< PARAMETER (n=2000000,offset=0,ndim=n+offset,ntimes=10)

---
>       INTEGER*8 n,offset,ndim,ntimes
>       PARAMETER (n=32001752,offset=0,ndim=n+offset,ntimes=10)
106c106
<       INTEGER bytes(4)
---
>       INTEGER*8 bytes(4)
124c124
< *     COMMON a,b,c
---
>       COMMON a,b,c
245c245
<  9020 FORMAT (1x,a,i4,a)
---
>  9020 FORMAT (1x,a,i6,a)
compiled as follows:
f90 -o stream_d.uni +Ofaster +DSitanium2 +DD64 +extend_source +autodbl4
+noppu -Wl,+pd,64M +Onoopenmp stream.uni.f mysecond.o stream.uni.f
Here is the output:
----------------------------------------------
 Double precision appears to have 16 digits of accuracy  Assuming 8 bytes
per DOUBLE PRECISION word
----------------------------------------------
 ----------------------------------------------
 STREAM Version $Revision: 5.6 $
 ----------------------------------------------
 Array size =   32001752
 Offset     =          0
 The total memory requirement is    732 MB
 You are running each test  10 times
 --
 The *best* time for each test is used
 *EXCLUDING* the first and last iterations
 ----------------------------------------------
 ----------------------------------------------
 Printing one line per active thread....
 ----------------------------------------------------
 Your clock granularity/precision appears to be      2 microseconds
 ----------------------------------------------------
Function     Rate (MB/s)  Avg time   Min time  Max time
Copy:       4809.0924      0.1066      0.1065      0.1068
Scale:      4794.4055      0.1069      0.1068      0.1070
Add:        5579.8372      0.1377      0.1376      0.1378
Triad:      5595.4412      0.1373      0.1373      0.1374
 ----------------------------------------------------
 Solution Validates!
 ----------------------------------------------------
Received on Tue Feb 13 19:13:54 2007

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