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Core i5-460 M vs i5-520M


Description
Both models i5-460 M and i5-520M are based on Westmere architecture.



Using the multithread performance as a reference, the i5-460 M gets a score of 33.7 k points while the i5-520M gets 26.3 k points.

Summarizing, the i5-460 M is 1.3 times faster than the i5-520M. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
20655
20655
Core
Arrandale
Arrandale
Architecture
Base frecuency
2.533 GHz
2.4 GHz
Boost frecuency
2.8 GHz
2.933 GHz
Socket
PGA 988A
FC-PGA 988
Cores/Threads
2/4
2/4
TDP
35 W
35 W
Cache L1 (d+i)
2x32+2x32 kB
2x32+2x32 kB
Cache L2
2x256 kB
2x256 kB
Cache L3
3072 kB
3072 kB
Date
September 2010
January 2010
Mean monothread perf.
16.32k points
13.1k points
Mean multithread perf.
33.69k points
26.27k 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
i5-460 M
i5-520M
Test#1 (Integers)
6.85k
5.41k (x0.79)
Test#2 (FP)
4.64k
3.69k (x0.8)
Test#3 (Generic, ZIP)
2.72k
2.12k (x0.78)
Test#1 (Memory)
2.1k
1.88k (x0.89)
TOTAL
16.32k
13.1k (x0.8)

Multithread

i5-460 M

i5-520M
Test#1 (Integers)
13.71k
10.7k (x0.78)
Test#2 (FP)
10.68k
7.91k (x0.74)
Test#3 (Generic, ZIP)
6.65k
5.08k (x0.76)
Test#1 (Memory)
2.65k
2.58k (x0.97)
TOTAL
33.69k
26.27k (x0.78)

Performance/W
i5-460 M
i5-520M
Test#1 (Integers)
392 points/W
306 points/W
Test#2 (FP)
305 points/W
226 points/W
Test#3 (Generic, ZIP)
190 points/W
145 points/W
Test#1 (Memory)
76 points/W
74 points/W
TOTAL
962 points/W
751 points/W

Performance/GHz
i5-460 M
i5-520M
Test#1 (Integers)
2447 points/GHz
1844 points/GHz
Test#2 (FP)
1658 points/GHz
1259 points/GHz
Test#3 (Generic, ZIP)
971 points/GHz
723 points/GHz
Test#1 (Memory)
751 points/GHz
641 points/GHz
TOTAL
5827 points/GHz
4466 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