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Core i3-3110M vs i7-920


Description
The i3-3110M is based on Ivy Bridge architecture while the i7-920 is based on Nehalem Westmere.

Using the multithread performance as a reference, the i3-3110M gets a score of 37.8 k points while the i7-920 gets 47.2 k points.

Summarizing, the i7-920 is 1.2 times faster than the i3-3110M . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306a9
106a5
Core
Ivy Bridge
Bloomfield
Architecture
Ivy Bridge
Base frecuency
2.4 GHz
2.667 GHz
Boost frecuency
2.4 GHz
2.993 GHz
Socket
Socket G2 (988B) / BGA1023
LGA 1366
Cores/Threads
2/4
4/8
TDP
35 W
130 W
Cache L1 (d+i)
2x32+2x32 kB
32+32 kB
Cache L2
2x256 kB
256 kB
Cache L3
3072 kB
8192 kB
Date
June 2012
November 2008
Mean monothread perf.
17.03k points
16.33k points
Mean multithread perf.
33.81k points
47.2k 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
i3-3110M
i7-920
Test#1 (Integers)
6.66k
6.12k (x0.92)
Test#2 (FP)
6.88k
4.76k (x0.69)
Test#3 (Generic, ZIP)
2.68k
2.78k (x1.04)
Test#1 (Memory)
2.6k
2.67k (x1.02)
TOTAL
18.83k
16.33k (x0.87)

Multithread

i3-3110M

i7-920
Test#1 (Integers)
16.56k
19.26k (x1.16)
Test#2 (FP)
11.7k
14.96k (x1.28)
Test#3 (Generic, ZIP)
7.28k
8.05k (x1.11)
Test#1 (Memory)
2.25k
4.92k (x2.19)
TOTAL
37.78k
47.2k (x1.25)

Performance/W
i3-3110M
i7-920
Test#1 (Integers)
473 points/W
148 points/W
Test#2 (FP)
334 points/W
115 points/W
Test#3 (Generic, ZIP)
208 points/W
62 points/W
Test#1 (Memory)
64 points/W
38 points/W
TOTAL
1080 points/W
363 points/W

Performance/GHz
i3-3110M
i7-920
Test#1 (Integers)
2776 points/GHz
2044 points/GHz
Test#2 (FP)
2868 points/GHz
1591 points/GHz
Test#3 (Generic, ZIP)
1118 points/GHz
930 points/GHz
Test#1 (Memory)
1084 points/GHz
891 points/GHz
TOTAL
7847 points/GHz
5457 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