Hardware Hardware Vendor Tyan Computer Corporation Vendor URL http://www.tyan.com/ Model S2865 Processor AMD Opteron 185 MHz 2600 # of Chips 1 # of Cores 2 # of Cores/Chip 2 HW Threading Enabled? No Procs Avail to Java 2 Memory (MB) 2048 Memory Details 4 x 512MB DDR400 CL2 Primary cache 64KBI+64KBD Secondary cache 2MB (1MB/core) on chip Other cache   Filesystem Linux/ext3 Disks 1 x 250GB SATA (OS+Data+Paging+Classes) Other hardware

Software Software Vendor Sun Microsystems, Inc. Vendor URL http://java.sun.com/ JVM Version Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b05) JVM Command Line java -server -Xmn1000m -Xms1024m -Xmx1024m -Xss128k -XX:+UseLargePages -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:+UseBiasedLocking -XX:+AggressiveOpts -spec.jbb.JBBmain -propfile SPECjbb.props JVM Initial Heap Memory (MB) 1024 JVM Maximum Heap Memory (MB) 1024 JVM Address bits 32 JVM CLASSPATH ./jbb.jar: ./check.jar: JVM BOOTCLASSPATH /java/SUN32/jre/lib/rt.jar: /java/SUN32/jre/lib/i18n.jar: /java/SUN32/jre/lib/sunrsasign.jar: /java/SUN32/jre/lib/jsse.jar: /java/SUN32/jre/lib/jce.jar: /java/SUN32/jre/lib/charsets.jar: /java/SUN32/jre/classes OS Version SuSE Linux Enterprise Server 9 SP3 (64-bit) Other software

Test Information Tested by Advanced Micro Devices SPEC license # 49 Test location Austin, TX Test date Feb 17, 2006 H/w available Mar-2006 JVM available Nov-2005 OS available Jan-2006 Other s/w available

AOT Compilation   Tuning BIOS 1T/2T Memory Timing=1T OS echo 2147483647 > /proc/sys/kernel/shmmax echo 896 > /proc/sys/vm/nr_hugepages Notes SUT requires a Tyan S2865 motherboard (BIOS rev. 3.01), 2GB of Corsair CMX512-3200XL memory (4 x 512MB DIMMs per processor), a Western Digital WD2500 SATA drive, a SSI EEB 3.51 specification compliant form-factor case, and an Antec True550 EPS12V power supply.

Details of Runs