Hardware Hardware Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com Model Sun Fire X4100 Processor AMD Opteron 285 SE MHz 2600 # of Chips 2 # of Cores 4 # of Cores/Chip 2 HW Threading Enabled? N/A Procs Avail to Java 4 Memory (MB) 16384 Memory Details 16 DIMMs with 1GB DDR400 CAS3 memory Primary cache 64KBI+64KBD Secondary cache 1MB(I+D) Other cache   Filesystem UFS Disks 1 x 36GB Internal SAS Other hardware

Software Software Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com JVM Version Java HotSpot(TM) 32-bit Server VM on Solaris, version 1.5.0_06 JVM Command Line java -Xmn2g -Xms3g -Xmx3g -XX:+UseBiasedLocking -XX:+UseParallelOldGC -Xss128k -spec.jbb.JBBmain -propfile SPECjbb.props JVM Initial Heap Memory (MB) 3072 JVM Maximum Heap Memory (MB) 3072 JVM Address bits 32 JVM CLASSPATH jbb.jar: check.jar JVM BOOTCLASSPATH /export/home/javaperf/VMs/jdk1.5.0_06/jre/lib/rt.jar: /export/home/javaperf/VMs/jdk1.5.0_06/jre/lib/i18n.jar: /export/home/javaperf/VMs/jdk1.5.0_06/jre/lib/sunrsasign.jar: /export/home/javaperf/VMs/jdk1.5.0_06/jre/lib/jsse.jar: /export/home/javaperf/VMs/jdk1.5.0_06/jre/lib/jce.jar: /export/home/javaperf/VMs/jdk1.5.0_06/jre/lib/charsets.jar: /export/home/javaperf/VMs/jdk1.5.0_06/jre/classes OS Version Solaris 10 3/05 HW1 Operating System (64-bit) Other software

Test Information Tested by Sun Microsystems, Inc. SPEC license # 6 Test location Burlington, MA Test date Dec, 2005 H/w available Nov-2005 JVM available Nov-2005 OS available Mar-2005 Other s/w available

AOT Compilation   Tuning   Notes This result was measured on the Sun Fire X4200. 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