SiSoftware Sandra是一款可运行在32bit和64bit Windows操作系统上的分析软件，这款软件可以对于系统进行方便、快捷的基准测试，还可以用于查看系统的软件、硬件等信息。我们使用了SiSoftware Sandra的2009版，它可以支持各种最新的CPU指令集，并能良好地支持多核、多线程，我们主要用其来评估平台的理论计算性能。
SiSoftware Sandra Pro Business 2009 | ||
测试对象 | 曙光A620r-FX 双路AMD Shanghai Opteron 2378 2.4GHz | |
Processor Arithmetic Benchmark 处理器架构测试 | ||
| Dhrystone ALU | 71286MIPS | |
| Dhrystone ALU vs SPEED | 29.93MIPS/MHz | |
Whetstone iSSE3 | 55586MFLOPS | |
| Dhrystone iSSE3 vs SPEED | 23.16MFLOPS/MHz | |
Processor Multi-Media Benchmark 处理器多媒体测试 | ||
Multi-Media Int x16 aSSE2 | 219.21MPixel/s | |
Multi-Media Int x16 aSSE2 vs SPEED | 91.34kPixels/s/MHz | |
Multi-Media Float x8 iSSE2 | 135.26MPixel/s | |
Multi-Media Float x8 iSSE2 vs SPEED | 56.36kPixels/s/MHz | |
Multi-Media Double x4 iSSE2 | 74.23MPixel/s | |
Multi-Media Double x4 iSSE2 vs SPEED | 30.93kPixels/s/MHz | |
Multi-Core Efficiency Benchmark | ||
Inter-Core Bandwidth | 3.68GB/s | |
Inter-Core Bandwidth vs SPEED | 1.57MB/s/MHz | |
Inter-Core Latency (越小越好) | 121ns | |
Inter-Core Latency vs SPEED (越小越好) | 0.05ns/MHz | |
Memory Bandwidth Benchmark 内存带宽测试 | ||
Int Buff'd iSSE2 Memory Bandwidth | 17.15GB/s | |
Int Buff'd iSSE2 Memory Bandwidth vs SPEED | 26.36MB/s/MHz | |
Float Buff'd iSSE2 Memory Bandwidth | 17.15GB/s | |
Float Buff'd iSSE2 Memory Bandwidth vs SPEED | 26.36MB/s/MHz | |
Memory Latency Benchmark 内存延迟测试 | ||
Memory(Random Access) Latency (越小越好) | 116ns | |
Memory(Random Access) Latency vs SPEED (越小越好) | 0.174ns/MHz | |
Speed Factor (越小越好) | 91.80 | |
Internal Data Cache | 3clocks | |
L2 On-board Cache | 16clocks | |
L3 On-board Cache | 56clocks | |
Cache and Memory Benchmark 缓存及内存测试 | ||
Cache/Memory Bandwidth | 81.72GB/s | |
Cache/Memory Bandwidth vs SPEED | 34.87MB/s/MHz | |
Speed Factor | 32.20 | |
| Internal Data Cache | 298.87GB/s | |
| L2 On-board Cache | 162.65GB/s | |
.NET Arithmetic Benchmark .NET架构测试 | ||
Dhrystone .NET | 25057MIPS | |
Dhrystone .NET vs SPEED | 10.44MIPS/MHz | |
Whetstone .NET | 29678MFLOPS | |
Whetstone .NET vs SPEED | 12.37MFLOPS/MHz | |
.NET Multi-Media Benchmark .NET多媒体测试 | ||
Multi-Media Int x1 .NET | 34.16MPixel/s | |
Multi-Media Int x1 .NET vs SPEED | 14.23kPixels/s/MHz | |
Multi-Media Float x1 .NET | 6.10MPixel/s | |
Multi-Media Float x1 .NET vs SPEED | 2.54kPixels/s/MHz | |
Multi-Media Double x1 .NET | 19.50MPixel/s | |
Multi-Media Double x1 .NET vs SPEED | 8.12kPixels/s/MHz | |
随后我们进行的是SiSoftware软件测试，应用的版本为2009商业版。在这项软件的测试中，Shanghai处理器的性能得到了更多的体现，我们可以发现它在整数和浮点运算中的表现都很不错，内部整合的内存控制器对于带宽的提升和延迟的降低也起到了很大的作用。特别是在.NET项目的测试中，测试结果比前一代产品处理器的情况下有了大幅度提升，相比竞争对手的同级别产品也是互有胜负。
