SiSoftware Sandra缓存内存测试主要包括内存带宽、内存延迟等性能的测试。
SiSoftware Sandra Pro Business 2010 | ||||
|---|---|---|---|---|
测试对象 | 双路Intel Nehalem-EP Xeon X5570 | 双路Intel Westmere-EP Xeon X5670 | HP ProLiant DL380 G6 双路Intel Nehalem-EP Xeon E5540 | HP ProLiant DL360 G7 单路Intel Westmere-EP Xeon E5620 |
Memory Bandwidth Benchmark 内存带宽测试 | ||||
Aggregate Memory Performance | 24.19GB/s | 19GB/s | ||
Int Buff'd iSSE2 Memory Bandwidth | 38GB/s | 35GB/s | 24.18GB/s | 19GB/s |
Float Buff'd iSSE2 Memory Bandwidth | 38GB/s | 35GB/s | 24.2GB/s | 19GB/s |
Memory Latency Benchmark(Random) 内存延迟测试(随机) | ||||
Memory(Random Access) Latency (越小越好) | 80ns | 83ns | 114ns | 90ns |
Speed Factor (越小越好) | 55.50 | 57.00 | 77.10 | 58.00 |
Internal Data Cache | 4clocks | 4clocks | 4clocks | 4clocks |
L2 On-board Cache | 11clocks | 10clocks | 9clocks | 9clocks |
L3 On-board Cache | 49clocks | 57clocks | 47clocks | 51clocks |
Memory Latency Benchmark(Linear) 内存延迟测试(线性) | ||||
Memory(Linear Access) Latency (越小越好) | 7ns | 7ns | 12ns | 7ns |
Speed Factor (越小越好) | 4.80 | 5.10 | 7.60 | 4.70 |
Internal Data Cache | 4clocks | 4clocks | 4clocks | 4clocks |
L2 On-board Cache | 10clocks | 11clocks | 11clocks | 9clocks |
L3 On-board Cache | 13clocks | 13clocks | 13clocks | 11clocks |
Cache and Memory Benchmark 缓存及内存测试 | ||||
Cache/Memory Bandwidth | 142GB/s | 183.26GB/s | 120GB/s | 58.64GB/s |
Speed Factor (越小越好) | 21.20 | 31.00 | 25.40 | 20.10 |
Internal Data Cache | 471GB/s | 663.51GB/s | 425.58GB/s | 207.22GB/s |
L2 On-board Cache | 295.4GB/s | 537.88GB/s | 270.3GB/s | 128.47GB/s |
L3 On-board Cache | 92.56GB/s | 36GB/s | ||
单路配置下，在某几项延迟指标中表现不错。
