理论测试成绩 四核总体不如双核 部分有优势
SiSoftware Sandra Professional v2009能够对于被测系统进行方便、快捷、自动化的测试，是帮助我们了解被测系统各个子系统性能的不可或缺的测试软件。它的测试结果比较偏重于理论值，可重复性较好，便于帮助深入分析计算机系统的具体问题。
| SiSoftware Sandra 2009 Lite SP3c 15.99 | ||
| Processor Arithmetic Benchmark 处理器算术性能测试 | ||
|---|---|---|
| Core i3 330M | AMD QuadCore P920 | |
| Dhrystone ALU | 28GIPS | 21.71GIPS |
| Whetstone iSSE3 | 22.7GFLOPS | 21GFLOPS |
| Processor Multi-Media Benchmark 处理器多媒体测试 | ||
| Multi-Media Int x8 iSSE4.1 | 52.9MPixel/s | 61.64MPixel/s |
| Multi-Media Float x4 iSSE2 | 38.26MPixel/s | 27.2MPixel/s |
| Multi-Media Double x2 iSSE2 | 20MPixel/s | 15MPixel/s |
| Multi-Core Efficiency Benchmark | ||
| Inter-Core Bandwidth | 14GB/s | 1.85GB/s |
| Inter-Core Latency (越小越好) | 23ns | 148ns |
| .NET Arithmetic Benchmark .NET算术性能测试 | ||
| Dhrystone .NET | 5.77GIPS | 6GIPS |
| Whetstone .NET | 14.86GFLOPS | 12.85GFLOPS |
| .NET Multi-Media Benchmark .NET多媒体测试 | ||
| Multi-Media Int x1 .NET | 8MPixel/s | 7.29MPixel/s |
| Multi-Media Float x1 .NET | 2.41MPixel/s | 1.78MPixel/s |
| Multi-Media Double x1 .NET | 8.82MPixel/s | 7.28MPixel/s |
| Java Arithmetic Benchmark Java算术性能测试 | ||
| Dhrystone Java | 14.16GIPS | 13.24GIPS |
| Whetstone Java | 11.47GFLOPS | 8.81GFLOPS |
| Java Multi-Media Benchmark Java多媒体性能测试 | ||
| Multi-Media Int x1 Java | 7.3MPixel/s | 8.8MPixel/s |
| Multi-Media Float x1 Java | 7.13MPixel/s | 5.79MPixel/s |
| Multi-Media Double x1 Java | 7.17MPixel/s | 5.84MPixel/s |
从测试结果来看，这颗45nm制程工艺的Phenom II P920在部分浮点计算能力方面的测试成绩要超出我们对比的酷睿i3 330M处理器，其优势在16%左右，但是在浮点运算与多核心效率方面依然要落后于对手Intel的产品。
