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Core i3-5005U vs i7-4720HQ


Description
The i3-5005U is based on Broadwell architecture while the i7-4720HQ is based on Haswell.

Using the multithread performance as a reference, the i3-5005U gets a score of 55 k points while the i7-4720HQ gets 132.3 k points.

Summarizing, the i7-4720HQ is 2.4 times faster than the i3-5005U . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306d4
306c3
Core
Broadwell-U
Haswell
Architecture
Base frecuency
2 GHz
2.6 GHz
Boost frecuency
2 GHz
3.6 GHz
Socket
BGA1364
Cores/Threads
2 /2
4/8
TDP
15 W
47 W
Cache L1 (d+i)
2x32+2x32 kB
4x32+4x32 kB
Cache L2
256 kB
4x256 kB
Cache L3
3072 kB
6144 kB
Date
March 2015
January 2015
Mean monothread perf.
25.61k points
40.12k points
Mean multithread perf.
54.99k points
132.35k points

AVX2 optimized benchmark
The benchmark in mode III (AVX2), like AVX1, is optimized to used 256 bits registers beside the second version of the Advanced Vector Extensions (AVX). The first AVX2 compatible CPU was released in 2013.
Monothread
i3-5005U
i7-4720HQ
Test#1 (Integers)
11.08k
20.68k (x1.87)
Test#2 (FP)
9.5k
10.28k (x1.08)
Test#3 (Generic, ZIP)
2.51k
4.87k (x1.94)
Test#1 (Memory)
2.52k
4.29k (x1.7)
TOTAL
25.61k
40.12k (x1.57)

Multithread

i3-5005U

i7-4720HQ
Test#1 (Integers)
23.11k
66.84k (x2.89)
Test#2 (FP)
22.79k
42.85k (x1.88)
Test#3 (Generic, ZIP)
6.06k
16.77k (x2.77)
Test#1 (Memory)
3.03k
5.88k (x1.94)
TOTAL
54.99k
132.35k (x2.41)

Performance/W
i3-5005U
i7-4720HQ
Test#1 (Integers)
1541 points/W
1422 points/W
Test#2 (FP)
1519 points/W
912 points/W
Test#3 (Generic, ZIP)
404 points/W
357 points/W
Test#1 (Memory)
202 points/W
125 points/W
TOTAL
3666 points/W
2816 points/W

Performance/GHz
i3-5005U
i7-4720HQ
Test#1 (Integers)
5541 points/GHz
5745 points/GHz
Test#2 (FP)
4749 points/GHz
2856 points/GHz
Test#3 (Generic, ZIP)
1255 points/GHz
1352 points/GHz
Test#1 (Memory)
1259 points/GHz
1191 points/GHz
TOTAL
12804 points/GHz
11143 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