JVM run JVM Scores 1 278159 2 278663 SPECjbb2005 bops = 556822, SPECjbb2005 bops/JVM = 278411

Hardware Hardware Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com Model Sun Fire X4270 Processor Intel Xeon X5570 (Intel Turbo Boost Technology up to 3.33 GHz) MHz 2930 # of Chips 2 # of Cores 8 # of Cores/Chip 4 HW Threading Enabled? Yes Procs Avail to Java 8 Memory (MB) 24576 Memory Details 6 x 4 GB DDR3-1333 DR RDIMM Primary cache 32 KB I + 32 KB D on chip per core Secondary cache 256 KB I+D on chip per core Other cache 8 MB I+D L3 on chip per chip Filesystem NTFS Disks 1 x 146GB SAS Other hardware

Software Software Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com JVM Version Java HotSpot(TM) 64-Bit Server VM on Windows, version 1.6.0_14 Performance Release JVM Command Line start /HIGH /affinity [00FF,FF00] -server -XX:+UseStringCache -XX:ParallelGCThreads=6 -XX:+UseCompressedOops -XX:+AggressiveOpts -XX:+UseLargePages -XX:-UseAdaptiveSizePolicy -Xmx10g -Xms10g -Xmn8g -Xss256k -XX:SurvivorRatio=24 spec.jbb.JBBmain -propfile SPECjbb.props JVM Initial Heap Memory (MB) 10240 JVM Maximum Heap Memory (MB) 10240 JVM Address bits 64 JVM CLASSPATH .\jbb.jar; .\check.jar JVM BOOTCLASSPATH C:\VMs\jdk1.6.014b3\jre\lib\alt-rt.jar; C:\VMs\jdk1.6.014b3\jre\lib\resources.jar; C:\VMs\jdk1.6.014b3\jre\lib\rt.jar; C:\VMs\jdk1.6.014b3\jre\lib\sunrsasign.jar; C:\VMs\jdk1.6.014b3\jre\lib\jsse.jar; C:\VMs\jdk1.6.014b3\jre\lib\jce.jar; C:\VMs\jdk1.6.014b3\jre\lib\charsets.jar; C:\VMs\jdk1.6.014b3\jre\classes OS Version Microsoft Windows Server 2008 Enterprise x64 SP1 Other software

Test Information Tested by Sun Microsystems, Inc. SPEC license # 6 Test location Burlington, MA. Test date Mar 17, 2009 H/w available Apr-2009 JVM available Jun-2009 OS available May-2008 Other s/w available

AOT Compilation   Tuning Operating system tunings: Lock pages in memory enabled Notes Disabled HW Prefetcher in BIOS The Sun Fire X4270 and Sun Fire X4170 are electronically equivalent.