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Core i5-2520M vs i3-2330M


Description
Both models i5-2520M and i3-2330M are based on Sandy Bridge architecture.

"Sandy Bridge codename was originally ""Gesher"". The development began in 2005 and four years later, the first Sandy Bridge CPU was presented. The most prominent features are Intel Turbo Boost 2.0, AES encryption and SHA-1 hashing acceleration, Advanced Vector Extensions (AVX) 256-bit instruction set and the ability to have up to 8 physical cores or 16 logical cores through Hyper-Threading."

Using the multithread performance as a reference, the i5-2520M gets a score of 50.2 k points while the i3-2330M gets 33.3 k points.

Summarizing, the i5-2520M is 1.5 times faster than the i3-2330M . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206a7
206a7
Core
Sandy Bridge
Sandy Bridge
Architecture
Base frecuency
2.5 GHz
2.2 GHz
Boost frecuency
3.2 GHz
2.2 GHz
Socket
BGA1023
Socket G2 (988B)
Cores/Threads
2/2
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
February 2011
June 2011
Mean monothread perf.
24.13k points
16.02k points
Mean multithread perf.
50.23k points
33.28k points

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i5-2520M
i3-2330M
Test#1 (Integers)
9.04k
5.61k (x0.62)
Test#2 (FP)
8.03k
5.42k (x0.68)
Test#3 (Generic, ZIP)
4.06k
2.45k (x0.6)
Test#1 (Memory)
2.99k
2.53k (x0.85)
TOTAL
24.13k
16.02k (x0.66)

Multithread

i5-2520M

i3-2330M
Test#1 (Integers)
19.82k
11.99k (x0.6)
Test#2 (FP)
18.12k
11.42k (x0.63)
Test#3 (Generic, ZIP)
9.23k
5.8k (x0.63)
Test#1 (Memory)
3.06k
4.07k (x1.33)
TOTAL
50.23k
33.28k (x0.66)

Performance/W
i5-2520M
i3-2330M
Test#1 (Integers)
566 points/W
343 points/W
Test#2 (FP)
518 points/W
326 points/W
Test#3 (Generic, ZIP)
264 points/W
166 points/W
Test#1 (Memory)
88 points/W
116 points/W
TOTAL
1435 points/W
951 points/W

Performance/GHz
i5-2520M
i3-2330M
Test#1 (Integers)
2826 points/GHz
2551 points/GHz
Test#2 (FP)
2510 points/GHz
2465 points/GHz
Test#3 (Generic, ZIP)
1269 points/GHz
1115 points/GHz
Test#1 (Memory)
935 points/GHz
1150 points/GHz
TOTAL
7540 points/GHz
7281 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