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Core i7-7020U vs i5-3340M


Description
The i7-7020U is based on Kaby Lake architecture while the i5-3340M is based on Ivy Bridge.

Using the multithread performance as a reference, the i7-7020U gets a score of 60.1 k points while the i5-3340M gets 62.8 k points.

Summarizing, the i5-3340M is 1 times faster than the i7-7020U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806ea
306a9
Core
Kaby Lake-U
Ivy Bridge
Architecture
Base frecuency
2.3 GHz
2.7 GHz
Boost frecuency
2.3 GHz
3.4 GHz
Socket
BGA 1356
Socket G2 (988B)
Cores/Threads
2/4
2 /2
TDP
15 W
35 W
Cache L1 (d+i)
2x32+2x32 kB
32+32 kB
Cache L2
2x256 kB
256 kB
Cache L3
3072 kB
3072 kB
Date
April 2018
January 2013
Mean monothread perf.
33.63k points
31.58k points
Mean multithread perf.
73.15k points
62.75k 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
i7-7020U
i5-3340M
Test#1 (Integers)
8.17k
11.51k (x1.41)
Test#2 (FP)
12.42k
11.13k (x0.9)
Test#3 (Generic, ZIP)
2.87k
4.4k (x1.53)
Test#1 (Memory)
4.68k
4.55k (x0.97)
TOTAL
28.13k
31.58k (x1.12)

Multithread

i7-7020U

i5-3340M
Test#1 (Integers)
17.65k
22.59k (x1.28)
Test#2 (FP)
30.44k
25.49k (x0.84)
Test#3 (Generic, ZIP)
7.19k
10.42k (x1.45)
Test#1 (Memory)
4.79k
4.25k (x0.89)
TOTAL
60.07k
62.75k (x1.04)

Performance/W
i7-7020U
i5-3340M
Test#1 (Integers)
1177 points/W
645 points/W
Test#2 (FP)
2029 points/W
728 points/W
Test#3 (Generic, ZIP)
479 points/W
298 points/W
Test#1 (Memory)
320 points/W
121 points/W
TOTAL
4005 points/W
1793 points/W

Performance/GHz
i7-7020U
i5-3340M
Test#1 (Integers)
3550 points/GHz
3384 points/GHz
Test#2 (FP)
5399 points/GHz
3273 points/GHz
Test#3 (Generic, ZIP)
1247 points/GHz
1295 points/GHz
Test#1 (Memory)
2035 points/GHz
1337 points/GHz
TOTAL
12231 points/GHz
9288 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