Single-Core CPUs Ain't Dead Yet

Test Setup

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System Hardware
ProcessorsAMD Opteron 248(Sledgehammer 130 nm, 2.2 GHz, 1 MB L2 Cache)AMD Opteron 275(Italy 90 nm, 2.2 GHz, 2x 1 MB L2 Cache)
PlatformAsus K8N-DL (Socket 940), Rev. 1.03NVIDIA nForce Professional 2200, BIOS 1006
RAM ICorsair CM72SD512RLP-32002x 512 MB DDR-400 (200 MHz, CL3-3-3-8, 1T)
RAM IICrucial 18VDDF12872G-40BD32x 1024 MB DDR-400 (200 MHz, CL3-3-3-8, 1T)
Hard DriveWestern Digital WD740 Raptor74 GB, 10,000 rpm, 8 MB Cache, SATA150
NetworkingBroadcom BCM5751 PCI-Express Gb controller
Graphics CardExtreme N7800GT/2DHTV (PCI Express)GeForce 7800GT (400 MHz), 256 MB GDDR3 (500 MHz)
Power SupplyEnermax EG565P-VE, ATX 2.01, 535 W
System Software & Drivers
OSWindows XP Professional 5.10.2600, Service Pack 2
DirectX Version9.0c (4.09.0000.0904)
Platform DriversNVIDIA nForce4 6.66 AMD Edition
Graphics DriverNVIDIA ForceWare 81.85

Benchmarks And Settings

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Benchmarks and Settings
Video
Pinnacle Studio 9 PlusVersion : 9.4.3from : 352x288 MPEG-2 41 MBto : 720x576 MPEG-2 95 MBEncoding and Transition Rendering to MPEG-2/DVDno Audio
Auto Gordian KnotDivX 6XviD 1.1Version : 2.16Audio = AC3 6chCustom size = 100 MBResolution settings = Fixed widthCodec = XviD and DivX 5Audio = CBR MP3, kbps 192182 MB VOB MPEG2-source
Windows Media EncoderVersion : 9.00.00.2980720x480 DV to WMV320x240 (29.97 fps)282 kbps streaming
Audio
Lame MP3Version 3.97.1 Multi-threaded AlphaWave 17:14 minutes (182 MB) to mp332 - 320 kbitVBR = level 3
libvorbis OGGVersion : 1.0.1WAV 17:14 minutes (182 MB) to oggquality = 5
Applications
WinRARVersion 3.51283 MB, 246 FilesCompression = BestDictionary = 4096 kB
3DS Max 7Characters "Dragon_Charater_rig"1600x1200Rendering Single
Cinema 4DVersion R9Lanz.c4d800x600
CinebenchVersion 2003Rendering
Lightwave 3DVersion 8.2Variatons.lws
POV-RayVersion 3.7Skyvase.pov4800x3600
Synthetic
PCMark 2005 ProVersion : 1.1.0System, CPU and Memory Tests
SiSoftware Sandra ProVersion 2005, SR2CPU Test I = CPU Arithmetic BenchmarkCPU Test II = Multimedia BenchmarkMemory Test = Bandwidth Benchmark
ScienceMarkVersion 2.0All Tests