SPECfp95

SGI

Origin2000

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Benchmark # and Name	Reference Time	Base Run Time	Base SPEC Ratio	Peak Run Time	Peak SPEC Ratio
101.tomcatv	3700	129	28.8	107	34.6
102.swim	8600	204	42.1	172	50.0
103.su2cor	1400	99.1	14.1	90	15.6
104.hydro2d	2400	154	15.6	145	16.6
107.mgrid	2500	109	22.9	106	23.5
110.applu	2200	153	14.4	153	14.4
125.turb3d	4100	232	17.7	211	19.4
141.apsi	2100	105	20.1	99	21.1
145.fpppp	9600	273	35.2	254	37.8
146.wave5	3000	93.7	32.0	89	33.7
SPECfp_base95			22.6
		SPECfp95			24.5

Tester Information:

SPEC License #:	04
Tested By:	SGI
Test Date:	Feb-98
Hardware Avail:	Mar-98
Software Avail:	Sep-97

Hardware Information:

Model Name:	Origin2000: 1X 250MHz R10k
CPU:	250 MHz MIPS R10000 Processor Chip Revision: 3.3
FPU:	MIPS R10010 Floating Point Chip Revision: 0.0
Number of CPU(s):	1
Primary Cache:	32KBI + 32KBD on chip
Secondary Cache:	4MB (I+D)
Other Cache:	None
Memory:	256MB
Disk Subsystem:	4 SCSI 4.4GB (striped)
Other Hardware:	none

Software Information:

Operating System:	IRIX64 6.4 w/patch2694 and patch2509
Compiler:	MIPSpro Fortran 77 and 90 7.2
	IRIX Development Foundation 1.0 w/patch2687
File System:	XFS
System State:	Single-User

Notes:

All benchmarks were built using f77 unless noted otherwise
Base Flags: -Ofast=ip27 -LNO:fusion=2
Peak Flags:
FEEDBACK:
.   PASS1 = -fb_create /tmp/FBDIR/$     where $ is the program name
.   PASS2 = -fb_opt /tmp/FBDIR/$        where $ is the program name
tomcatv: f90 -O3 -n32 -mips4 -LNO:prefetch_ahead=1:blocking=off
swim:    -O3 -n32 -mips4 -LNO:fusion=2:prefetch_ahead=1 -OPT:ieee_arith=3:ro=3:cs2=1m
su2cor:  -n32 -mips4 -O3 -TENV:X=3 -OPT:ro=3:ieee_arith=3:unroll_times_max=2:unroll_size=0 -OPT:unroll_analysis=off 
.        -LNO:prefetch=0:fusion=2 -TARG:platform=ip27
hydro2d: -Ofast=ip27 -n32 -mips4 -TENV:X=4 -OPT:ro=3:ieee_arith=3 -LNO:prefetch=2:fusion=2 -LNO:blocking=off
mgrid:   -Ofast=ip27 -n32 -mips4 -LNO:fusion=2:prefetch=2:prefetch_ahead=1
applu:   -Ofast=ip27 -LNO:fusion=2
turb3d:  -Ofast=ip27 -IPA:inline=off -OPT:ieee_arith=3 -LNO:pf2=0:interchange=off:cs2=1m \
.        -OPT:unroll_times_max=2, FEEDBACK
apsi:    -O3 -n32 -mips4 -IPA -OPT:div_split -LNO:fusion=2:prefetch=0:interchange=off
fpppp:   -Ofast=ip27 -lfastm -LNO:fusion=2, FEEDBACK
wave5:   -Ofast -LNO:fusion=2:fission=2:prefetch=1:prefetch_ahead=1, FEEDBACK
.
Large pages were enabled for base and peak using:
.  systune -i ;  percent_totalmem_1m_pages = 30
.  setenv PAGESIZE_DATA 1m

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First published at SPEC.org on 17-Mar-1998