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Xeon E5504 vs Atom N270


Description
The E5504 is based on Nehalem architecture while the N270 is based on Bonnell.

Using the multithread performance as a reference, the E5504 gets a score of 42 k points while the N270 gets 4.4 k points.

Summarizing, the E5504 is 9.5 times faster than the N270 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
106a5
106c2
Core
Gainestown
Diamondville
Architecture
Base frecuency
2 GHz
1.6 GHz
Socket
LGA 1366
BGA 437
Cores/Threads
4 /4
1 /2
TDP
80 W
3 W
Cache L1 (d+i)
64 kB
64 kB
Cache L2
256 kB
512 kB
Cache L3
4096 kB
0 kB
Date
March 2009
June 2008
Mean monothread perf.
10.92k points
3.18k points
Mean multithread perf.
41.95k points
4.43k points

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
E5504
N270
Test#1 (Integers)
4.57k
1.02k (x0.22)
Test#2 (FP)
3.07k
0.85k (x0.28)
Test#3 (Generic, ZIP)
1.85k
0.93k (x0.5)
Test#1 (Memory)
1.43k
0.37k (x0.26)
TOTAL
10.92k
3.18k (x0.29)

Multithread

E5504

N270
Test#1 (Integers)
19.07k
1.31k (x0.07)
Test#2 (FP)
12.52k
1.36k (x0.11)
Test#3 (Generic, ZIP)
7.97k
1.33k (x0.17)
Test#1 (Memory)
2.39k
0.42k (x0.18)
TOTAL
41.95k
4.43k (x0.11)

Performance/W
E5504
N270
Test#1 (Integers)
238 points/W
437 points/W
Test#2 (FP)
157 points/W
454 points/W
Test#3 (Generic, ZIP)
100 points/W
445 points/W
Test#1 (Memory)
30 points/W
140 points/W
TOTAL
524 points/W
1477 points/W

Performance/GHz
E5504
N270
Test#1 (Integers)
2287 points/GHz
638 points/GHz
Test#2 (FP)
1535 points/GHz
534 points/GHz
Test#3 (Generic, ZIP)
926 points/GHz
580 points/GHz
Test#1 (Memory)
713 points/GHz
234 points/GHz
TOTAL
5460 points/GHz
1986 points/GHz

Monothread performance graph
Monothread performance graphics gives the performance vs time. They are useful to measure the time it takes to the CPU to reach the maximum performance.

Usually, CPU's performance will be steady during these tests but if it has a slow frequency strategy, the first samples will show a lower score.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Multithread performance graph
Multithread graphs measure the performance against a heavy load during certain time.

If CPU's TDP doesn't limit the frequency and the machine is properly cooled, performance should remain steady vs time. Otherwise, the performance score will oscillate or decrease over time.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Hardlimit Benchmark Central - Ver. 3.11.4