JVM run JVM Scores 1 128361 2 129647 3 129179 4 129569 5 127965 6 127483 7 130035 8 128920 SPECjbb2005 bops = 1031159, SPECjbb2005 bops/JVM = 128895

Hardware Hardware Vendor Dell Inc. Vendor URL http://www.dell.com Model PowerEdge M905 (AMD Opteron 8439 SE, 2.80 GHz) Processor AMD Opteron 8439 SE MHz 2800 # of Chips 4 # of Cores 24 # of Cores/Chip 6 HW Threading Enabled? No Procs Avail to Java 24 Memory (MB) 65536 Memory Details 16 x 4 GB DDR2-800 Primary cache 64 KB I + 64 KB D on chip per core Secondary cache 512 KB I+D per core Other cache 6 MB I+D L3 per chip Filesystem NTFS Disks 1 x 73 GB 10000 RPM SAS Other hardware none

Software Software Vendor IBM Vendor URL http://www.ibm.com JVM Version IBM J9 VM (build 2.4, J2RE 1.6.0 IBM J9 2.4 Windows Server 2008 amd64-64 jvmwa6460sr5-20090519_35743 (JIT enabled, AOT enabled) JVM Command Line start /AFFINITY [7,38,1C0,E00,7000,38000,1C0000,E00000] -Xaggressive -Xcompressedrefs -Xgcpolicy:gencon -Xmn1400m -Xms1875m -Xmx1875m -XlockReservation -Xnoloa -XtlhPrefetch -Xlp JVM Initial Heap Memory (MB) 1875 JVM Maximum Heap Memory (MB) 1875 JVM Address bits 64 JVM CLASSPATH .\jbb.jar; .\check.jar; JVM BOOTCLASSPATH C:\SPECjbb2005\IBM-J9\jre\bin\compressedrefs\jclSC160\vm.jar; C:\SPECjbb2005\IBM-J9\jre\lib\annotation.jar; C:\SPECjbb2005\IBM-J9\jre\lib\beans.jar; C:\SPECjbb2005\IBM-J9\jre\lib\java.util.jar; C:\SPECjbb2005\IBM-J9\jre\lib\jndi.jar; C:\SPECjbb2005\IBM-J9\jre\lib\logging.jar; C:\SPECjbb2005\IBM-J9\jre\lib\security.jar; C:\SPECjbb2005\IBM-J9\jre\lib\sql.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmorb.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmorbapi.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmcfw.jar; C:\SPECjbb2005\IBM-J9\jre\lib\rt.jar; C:\SPECjbb2005\IBM-J9\jre\lib\charsets.jar; C:\SPECjbb2005\IBM-J9\jre\lib\resources.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmpkcs.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmcertpathfw.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmjgssfw.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmjssefw.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmsaslfw.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmjcefw.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmjgssprovider.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmjsseprovider2.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmcertpathprovider.jar; C:\SPECjbb2005\IBM-J9\jre\lib\ibmxmlcrypto.jar; C:\SPECjbb2005\IBM-J9\jre\lib\management-agent.jar; C:\SPECjbb2005\IBM-J9\jre\lib\xml.jar; C:\SPECjbb2005\IBM-J9\jre\lib\jlm.jar; C:\SPECjbb2005\IBM-J9\jre\lib\javascript.jar OS Version Microsoft Windows Server 2008 SP2 Enterprise x64 Other software N/A

Test Information Tested by Dell Inc. SPEC license # 55 Test location Round Rock, TX Test date Nov 18, 2009 H/w available Dec-2009 JVM available Jun-2009 OS available May-2009 Other s/w available N/A

AOT Compilation None Tuning "Lock pages in memory" enabled for benchmark user. Each JVM instance was affinitized to the cores of a chip. Notes Disabled 'Hardware Prefetcher' in BIOS Disabled 'DRAM Prefetcher' in BIOS Disabled 'Hardware Prefetch Training on Software Prefetch' in BIOS Command line options are described at: http://publib.boulder.ibm.com/infocenter/javasdk/v6r0/index.jsp