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英特尔P35主板内存性能完全测试

　　英特尔新的P35主板，支持DDR2和DDR3，在内存性能上和上一代的P965有多大改进呢？

　　测试平台：

Memory Performance Test Configuration Processor Intel Core 2 Duo X6800 (x2, 2.93GHz unlocked, 4MB Unified Cache) 10x266 - 2.66 GHz 8x333 - 2.66GHz RAM Corsair CM3X1024-1066C7 (2GB Kit - 2x1GB) Corsair Dominator CM2X1024-8888C4 (2GB Kit - 2x1GB) Hard Drive Samsung 250GB SATA2 enabled (8MB Buffer) System Platform Drivers Intel - 8.3.0.1013 Video Card Leadtek WinFast 7950GT 256MB Video Drivers NVIDIA 93.71 CPU Cooling Intel Retail HSF Power Supply Corsair HX620W Motherboards Asus P5K3 Deluxe (Intel P35 DDR3) Asus P5K Deluxe (Intel P35 DDR2) Asus P5B Deluxe (Intel P965 DDR2) Operating System Windows XP Professional SP2 Bench Software SiSoft Sandra XI SP2 CPU-Z 1.40 Everest 4.0 Super Pi 1.5 Far Cry - River Demo

　　带宽测试：

Standard (Buffered) Sandra XI.SP2 Memory Bandwidth - 2.66GHz Memory Speed P965 ASUS P5B Dlx P35 DDR2 ASUS P5K Dlx P35 DDR3 ASUS P5K3 Dlx 10 x 266 - 1066FSB - 2.66GHz DDR2-800 3-3-3-9 5531 5754 (+4.0%) - DDR2-800 5-6-6-15 5207 - - DDR2-800 6-6-6-15 - 5545 (+6.5%) - DDR3-800 6-6-6-15 - - 5451 (+4.7%) DDR2-1067 4-4-3-11 5782 6037 (+4.4%) - DDR2-1067 5-6-6-15 5712 - - DDR2-1067 6-6-6-15 - 5872 (+2.8%) - DDR3-1067 7-7-7-20 - - 5843 (+2.3%) 8x333 - 1333FSB - 2.66GHz DDR2-800 3-3-3-9 - 6456 (+16.7%) - DDR2-800 6-6-6-15 - 6143 (+18.0%) - DDR3-800 6-6-6-15 - - 6156 (+18.2%) DDR2-1067 4-4-3-11 - 6811 (+17.8%) - DDR2-1067 6-6-6-15 - 6621 (+15.9%) - DDR3-1067 7-7-7-20 - - 6613 (+15.8%) DDR3-1333 9-9-9-25 - - 6757

Unbuffered Sandra XI.SP2 Memory Bandwidth - 2.66GHz Memory Speed P965 ASUS P5B Dlx P35 DDR2 ASUS P5K Dlx P35 DDR3 ASUS P5K3 Dlx 10 x 266 - 1066 FSB - 2.66GHz DDR2-800 3-3-3-9 4226 4370 (+3.4%) - DDR2-800 5-6-6-15 3668 ? - DDR2-800 6-6-6-15 - 3853 (+5.0%) - DDR3-800 6-6-6-15 - - 3988 (+8.7%) DDR2-1067 4-4-3-11 4608 4706 (+2.1%) - DDR2-1067 5-6-6-15 4389 - - DDR2-1067 6-6-6-15 - 4484 (+2.2%) ? DDR3-1067 7-7-7-20 - - 4311 -1.8%) 8x333 - 1333 FSB - 2.66GHz DDR2-800 3-3-3-9 - 4536 (+7.3%) - DDR2-800 6-6-6-15 - 3975 (+8.4%) - DDR3-800 6-6-6-15 - - 4098 (+11.7%) DDR2-1067 4-4-3-11 - 4926 (+6.9%) - DDR2-1067 6-6-6-15 - 4557 (+3.8%) - DDR3-1067 7-7-7-20 - - 4547 (+3.6%) DDR3-1333 9-9-9-25 - - 4702

　　SuperPi测试：

Super Pi 1.5 - 2.66GHz Time in Seconds - Lower is Better Memory Speed P965 ASUS P5B Dlx P35 DDR2 ASUS P5K Dlx P35 DDR3 ASUS P5K3 Dlx 10 x 266 - 1066 FSB - 2.66GHz DDR2-800 3-3-3-9 46.05 45.59 (-1.0%) - DDR2-800 5-6-6-15 47.28 ? - DDR2-800 6-6-6-15 - 46.77 (-1.1%) - DDR3-800 6-6-6-15 - - 46.95 (-0.7%) DDR2-1067 4-4-3-11 45.39 45.03 (-0.8%) - DDR2-1067 5-6-6-15 45.72 - - DDR2-1067 6-6-6-15 - 45.16 (-1.2%) ? DDR3-1067 7-7-7-20 - - 46.03 (+0.7%) 8x333 - 1333 FSB - 2.66GHz DDR2-800 3-3-3-9 - 45.78 (-0.6%) - DDR2-800 6-6-6-15 - 46.08 (-2.5%) - DDR3-800 6-6-6-15 - - 46.89 (-0.8%) DDR2-1067 4-4-3-11 - 45.20 (-0.4%) - DDR2-1067 6-6-6-15 - 45.81 (-0.2%) - DDR3-1067 7-7-7-20 - - 45.93 (-0.5%) DDR3-1333 9-9-9-25 - - 45.77

　　游戏测试：

Far Cry - HOC River Time in Frames Per Second - Higher is Better Memory Speed P965 ASUS P5B Dlx P35 DDR2 ASUS P5K Dlx P35 DDR3 ASUS P5K3 Dlx 10 x 266 - 1066 FSB - 2.66GHz DDR2-800 3-3-3-9 101.26 106.01 (+4.7%) - DDR2-800 5-6-6-15 97.76 ? - DDR2-800 6-6-6-15 - 102.80 (+5.2%) - DDR3-800 6-6-6-15 - - 102.29 (+4.6%) DDR2-1067 4-4-3-11 103.04 107.65 (+4.5%) - DDR2-1067 5-6-6-15 102 - - DDR2-1067 6-6-6-15 - 106.06 (+4.0%) ? DDR3-1067 7-7-7-20 - - 104.62 (2.6%) 8x333 - 1333 FSB - 2.66GHz DDR2-800 3-3-3-9 - 106.30 (+5.0%) - DDR2-800 6-6-6-15 - 103.01 (+5.4%) - DDR3-800 6-6-6-15 - - 103.39 (+5.7%) DDR2-1067 4-4-3-11 - 108.00 (+4.8%) - DDR2-1067 6-6-6-15 - 106.61 (+4.5%) - DDR3-1067 7-7-7-20 - - 105.87 (+3.8%) DDR3-1333 9-9-9-25 - - 106.7

　　总的看来，P35内存控制器相对于P965性能大约增加约5%，如果能采用更快的1333MHZ总线，更能增加11%至13%。而DDR3的表现目前还是差强人意。

　　编译出处：http://www.anandtech.com/cpuchipsets/showdoc.aspx?i=2991&p=1

性能测试内存英特尔主板平台