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 | 浪潮 | 双路 X5365平台 |
| 产品型号 | Inspur NF190D | 双路 X5365平台 |
| 内存技术参数 | 1GB FBD ECC DDR2 667 SDRAM x 8 |
1GB FBD ECC DDR2 667 SDRAM x 8 |
| L1带宽 | 79051.48 | 83902.59 |
| L2带宽 | 23789.06 | 25120.09 |
| 内存带宽(MB/s) | 3929.25 | 3933.06 |
| L1 Cache Latency(ns) | ||
| 32 Bytes Stride | 1.06 | 1 |
| L2 Cache Latency(ns) | ||
| 4 Bytes Stride | 1.06 | 1 |
| 16 Bytes Stride | 1.41 | 1.34 |
| 64 Bytes Stride | 4.24 | 3.68 |
| 256 Bytes Stride | 4.24 | 3.68 |
| 512 Bytes Stride | 4.59 | 4.01 |
| Memory Latency(ns) | ||
| 4 Bytes Stride | 1.41 | 1 |
| 16 Bytes Stride | 4.94 | 4.68 |
| 64 Bytes Stride | 21.88 | 18.81 |
| 256 Bytes Stride | 68.11 | 60.82 |
| 512 Bytes Stride | 74.82 | 67.84 |
| Algorithm Bandwidth(MB/s) | ||
| Compiler | 3478.33 | 2824.44 |
| REP MOVSD | 3502.12 | 2841.6 |
| ALU Reg Copy | 3162.08 | 2747.44 |
| MMX Reg Copy | 3265.05 | 2794.63 |
| MMX Reg 3dNow | --- | --- |
| MMX Reg SSE | 3929.25 | 3933.06 |
| SSE PAlign | 3913.89 | 3875.5 |
| SSE PAlign SSE | 3905.43 | 3922.27 |
| SSE2 PAlign | 3893.59 | 3860.31 |
| SSE2 PAlign SSE | 3911.65 | 3920.55 |
| MMX Block 4kb | 3188.28 | 3250.86 |
| MMX Block 16kb | 3465.28 | 3528.15 |
| SSE Block 4kb | 3172.34 | 3183.58 |
| SSE Block 16kb | 3471.58 | 3539.32 |
45nm技术的确很有优势，微架构上的改进让E5440性能表现良好。
