性价比突出 华硕RS260双路服务器评测
在内存缓存测试环节,我们选择了科学计算中的Membench项目:
|
ScienceMark Membench |
||
| 厂商 | 华硕 | 双路 E5345平台 |
| 产品型号 |
RS260 |
双路 E5345平台 |
| 内存技术参数 | 2GB FBD ECC DDR2 667 SDRAM x 4 |
1GB FBD ECC DDR2 667 SDRAM x 8 |
| L1带宽 | 42501.42 | 65023.68 |
| L2带宽 | 13389.13 | 19523.71 |
| 内存带宽(MB/s) | 3115.17 | 3876.57 |
| L1 Cache Latency(ns) | ||
| 32 Bytes Stride | 1.88 | 1.29 |
| L2 Cache Latency(ns) | ||
| 4 Bytes Stride | 1.88 | 1.29 |
| 16 Bytes Stride | 2.51 | 1.72 |
| 64 Bytes Stride | 7.52 | 4.73 |
| 256 Bytes Stride | 7.52 | 5.16 |
| 512 Bytes Stride | 7.52 | 5.16 |
| Memory Latency(ns) | ||
| 4 Bytes Stride | 1.88 | 1.29 |
| 16 Bytes Stride | 6.27 | 4.73 |
| 64 Bytes Stride | 24.44 | 19.33 |
| 256 Bytes Stride | 77.07 | 62.73 |
| 512 Bytes Stride | 88.97 | 69.17 |
| Algorithm Bandwidth(MB/s) | ||
| Compiler | 2241.27 | 2743.98 |
| REP MOVSD | 2260.46 | 2765.97 |
| ALU Reg Copy | 2163.23 | 2674.9 |
| MMX Reg Copy | 2215.58 | 2719.63 |
| MMX Reg 3dNow | --- | --- |
| MMX Reg SSE | 3094.12 | 3867.00 |
| SSE PAlign | 3066.54 | 3789.40 |
| SSE PAlign SSE | 3115.17 | 3876.57 |
| SSE2 PAlign | 3054.28 | 3816.48 |
| SSE2 PAlign SSE | 3100.97 | 3865.51 |
| MMX Block 4kb | 2586.5 | 3173.25 |
| MMX Block 16kb | 2765.92 | 3425.80 |
| SSE Block 4kb | 2500.76 | 3166.70 |
| SSE Block 16kb | 2799.28 | 3465.60 |
由于主频和FSB上的差距,这种结果也属意料之中。
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