氮SLI性能再升级:
测试平台配置:
|
氮SLI OLD |
氮SLI升级后 |
处理器 |
双Opteron 248 |
双Opteron 250 |
内存 |
2G DDR400 ECC REG |
2G DDR 400 ECC REG |
显卡 |
Quadro FX 540 |
Quadro FX 550 |
磁盘 |
160GB SATAII |
160GB SATAII |
测试软件 | ||
Microsoft Windows XP Pro SP2 | ||
SiSoftware.Sandra.Engineer.v2007.SP1 | ||
SPECViewperf9 |
测试成绩
处理器对比:
SiSoftware.Sandra.Engineer.v2007.SP1 | ||
|
氮SLI OLD |
氮SLI升级后 |
Processor Multi-Media | ||
Integer x4 aEMMX/aSSE |
41671 it/s |
49248 it/s |
Floating-Point x4 iSSE 2 |
45370 it/s |
53615 it/s |
Processor Arithmetic | ||
Dhrystone ALU |
16050MIPS |
18989 MIPS |
Whetstone iSSE 3 |
13566MFLOPS |
16037 MFLOPS |
Memory Bandwidth | ||
Int |
4582 MB/s |
4639 MB/s |
Float |
4650 MB/s |
4679 MB/s |
Cache and Memory | ||
2kB |
43554 MB/s |
51472 MB/s |
512kB |
5047 MB/s |
5297 MB/s |
1MB |
4630 MB/s |
4881 MB/s |
64MB |
3326 MB/s |
3455 MB/s |
256MB |
2607 MB/s |
2655 MB/s |
由上表可以看出,250在处理器性能和内存带宽都超出248 20%左右,在频率提升的同时,内存控制器的存取速度也得到,提升,在大的I/O负载应用上表现非常优异!