曙光I840四路六核Dunnington服务器评测-服务器专区

曙光I840四路六核Dunnington服务器评测

作者：IT168评测中心盘骏刘策编辑：盘骏 2009-05-08 00:30 来源：IT168�

ScienceMark Membench
厂商	Dawning	Dawning	DELL
产品型号	Dawning I840r-H服务器四路Intel Dunnington Xeon X7460 2.66GHz	Dawning I840r-H服务器双路Intel Dunnington Xeon X7460 2.66GHz	PowerEdge 2900 III Intel Harpertown Xeon E5430 2.66GHz
内存技术参数	2GB FBD-DDR2 667 SDRAM x32	2GB FBD-DDR2 667 SDRAM x32	2GB FBD-DDR2 667 SDRAM x8
L1带宽(MB/s)	58513.77	58512.24	55376.16
L2带宽(MB/s)	17838.86	17821.69	16757.55
内存带宽(MB/s)	4900.96	5060.06	4485.09
L1 Cache Latency(ns)
32 Bytes Stride	3 cycles 1.13 ns	3 cycles 1.13 ns	1.13 ns
L1 Algorithm Bandwidth(MB/s)
Compiler	26941.75	26943.69	25201.96
REP MOVSD	26812.27	26958.95	25467.15
ALU Reg Copy	13765.53	12497.85	13093.65
MMX Reg Copy	26478.74	26876.69	25242.19
SSE PAlign	51529.75	51529.75	52826.21
SSE2 PAlign	58513.77	58512.24	55376.16
L2 Cache Latency(ns)
4 Bytes Stride	3 cycles 1.13 ns	3 cycles 1.13 ns	1.13 ns
16 Bytes Stride	4 cycles 1.50 ns	4 cycles 1.50 ns	1.50 ns
64 Bytes Stride	12 cycles 4.51 ns	13 cycles 4.69 ns	4.51 ns
256 Bytes Stride	12 cycles 4.51 ns	12 cycles 4.51 ns	4.51 ns
512 Bytes Stride	12 cycles 4.51 ns	13 cycles 4.69 ns	4.89 ns
L2 Algorithm Bandwidth(MB/s)
Compiler	11437.71	12319.47	11880.48
REP MOVSD	13352.53	13318.08	12536.88
ALU Reg Copy	9126.84	9143.31	8577.86
MMX Reg Copy	14282.76	13618.03	13408.31
SSE PAlign	17799.83	17821.69	16719.97
SSE2 PAlign	17838.86	17819.32	16757.55
Memory Latency(ns)
4 Bytes Stride	3 cycles 1.13 ns	3 cycles 1.13 ns	1.13 ns
16 Bytes Stride	7 cycles 2.63 ns	7 cycles 2.63 ns	4.89 ns
64 Bytes Stride	28 cycles 10.53 ns	26 cycles 9.77 ns	19.17 ns
256 Bytes Stride	84 cycles 31.58 ns	85 cycles 31.96 ns	59.77 ns
512 Bytes Stride	92 cycles 34.59 ns	92 cycles 34.59 ns	68.04 ns
Memory Algorithm Bandwidth(MB/s)
Compiler	2164.80	2169.36	3178.45
REP MOVSD	2190.46	2205.04	3220.23
ALU Reg Copy	1956.91	1965.12	2789.34
MMX Reg Copy	2021.46	2027.41	2972.91
MMX Reg 3dNow	-	-	-
MMX Reg SSE	4598.63	4698.08	3978.53
SSE PAlign	4616.86	4737.16	4128.59
SSE PAlign SSE	4886.40	5010.16	4390.48
SSE2 PAlign	4608.71	4736.02	4326.42
SSE2 PAlign SSE	4900.96	5060.06	4441.71
MMX Block 4kb	2225.76	2184.10	4063.30
MMX Block 16kb	3539.86	3522.63	4479.88
SSE Block 4kb	2074.97	2073.95	4074.79
SSE Block 16kb	3667.31	3672.85	4485.09

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