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Core i7-6600U vs i5-3340M


Description
The i7-6600U is based on Skylake architecture while the i5-3340M is based on Ivy Bridge.

Using the multithread performance as a reference, the i7-6600U gets a score of 45.1 k points while the i5-3340M gets 62.8 k points.

Summarizing, the i5-3340M is 1.4 times faster than the i7-6600U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
406e3
306a9
Core
Skylake-U
Ivy Bridge
Architecture
Base frecuency
2.6 GHz
2.7 GHz
Boost frecuency
3.4 GHz
3.4 GHz
Socket
BGA1356
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
4096 kB
3072 kB
Date
September 2015
January 2013
Mean monothread perf.
39.73k points
31.58k points
Mean multithread perf.
79.22k 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
i7-6600U
i5-3340M
Test#1 (Integers)
8.49k
11.51k (x1.36)
Test#2 (FP)
10.92k
11.13k (x1.02)
Test#3 (Generic, ZIP)
2.76k
4.4k (x1.59)
Test#1 (Memory)
4.93k
4.55k (x0.92)
TOTAL
27.1k
31.58k (x1.17)

Multithread

i7-6600U

i5-3340M
Test#1 (Integers)
14.11k
22.59k (x1.6)
Test#2 (FP)
20.05k
25.49k (x1.27)
Test#3 (Generic, ZIP)
6.17k
10.42k (x1.69)
Test#1 (Memory)
4.73k
4.25k (x0.9)
TOTAL
45.05k
62.75k (x1.39)

Performance/W
i7-6600U
i5-3340M
Test#1 (Integers)
940 points/W
645 points/W
Test#2 (FP)
1337 points/W
728 points/W
Test#3 (Generic, ZIP)
411 points/W
298 points/W
Test#1 (Memory)
315 points/W
121 points/W
TOTAL
3004 points/W
1793 points/W

Performance/GHz
i7-6600U
i5-3340M
Test#1 (Integers)
2497 points/GHz
3384 points/GHz
Test#2 (FP)
3211 points/GHz
3273 points/GHz
Test#3 (Generic, ZIP)
813 points/GHz
1295 points/GHz
Test#1 (Memory)
1449 points/GHz
1337 points/GHz
TOTAL
7970 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