Hardware Hardware Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com Model Sun Fire X4100 Processor AMD Opteron 256 MHz 3000 # of Chips 2 # of Cores 2 # of Cores/Chip 1 HW Threading Enabled? N/A Procs Avail to Java 2 Memory (MB) 16384 Memory Details 8 x 2GB DIMMS DDR400 CAS3 memory Primary cache 64KBI+64KBD Secondary cache 1MB(I+D) Other cache   Filesystem UFS Disks 2 x 72 GB Internal SAS Other hardware

Software Software Vendor Sun Microsystems, Inc. Vendor URL http://java.sun.com JVM Version Java HotSpot(TM) 32-bit Server VM on Solaris, version 1.5.0_08 JVM Command Line psrset -e processor set number java -Xmn1g -Xms1536m -Xmx1536m -XX:+UseBiasedLocking -XX:+AggressiveOpts -XX:+UseParallelOldGC -Xss64k -spec.jbb.JBBmain -propfile SPECjbb.props JVM Initial Heap Memory (MB) 1536 JVM Maximum Heap Memory (MB) 1536 JVM Address bits 32 JVM CLASSPATH jbb.jar: check.jar JVM BOOTCLASSPATH /export2/home/javaperf/VMs/jdk1.5.0_08/jre/lib/rt.jar: /export2/home/javaperf/VMs/jdk1.5.0_08/jre/lib/i18n.jar: /export2/home/javaperf/VMs/jdk1.5.0_08/jre/lib/sunrsasign.jar: /export2/home/javaperf/VMs/jdk1.5.0_08/jre/lib/jsse.jar: /export2/home/javaperf/VMs/jdk1.5.0_08/jre/lib/jce.jar: /export2/home/javaperf/VMs/jdk1.5.0_08/jre/lib/charsets.jar: /export2/home/javaperf/VMs/jdk1.5.0_08/jre/classes OS Version Solaris 10 6/06 (64-bit) Other software

Test Information Tested by Sun Microsystems, Inc. SPEC license # 6 Test location Burlington, MA Test date May 11, 2006 H/w available May-2006 JVM available Aug-2006 OS available Jun-2006 Other s/w available

AOT Compilation   Tuning   Notes This result was measured on the Sun Fire X4100. The Sun Fire X4100 and the Sun Fire X4200 are electronically equivalent. Command line options are described at http://java.sun.com/docs/performance

Details of Runs