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Core i7-2600K vs i7-6700HQ


Description
The i7-2600K is based on Sandy Bridge architecture while the i7-6700HQ is based on Skylake.

Using the multithread performance as a reference, the i7-2600K gets a score of 106.9 k points while the i7-6700HQ gets 145.7 k points.

Summarizing, the i7-6700HQ is 1.4 times faster than the i7-2600K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206a7
506e3
Core
Sandy Bridge
Skylake-H
Architecture
Base frecuency
3.4 GHz
2.6 GHz
Boost frecuency
3.8 GHz
3.5 GHz
Socket
LGA 1155
BGA1440
Cores/Threads
4/8
4/8
TDP
95 W
45 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
8192 kB
6144 kB
Date
June 2011
Mean monothread perf.
27.38k points
50.54k points
Mean multithread perf.
106.85k points
205.24k 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
i7-2600K
i7-6700HQ
Test#1 (Integers)
9.61k
11.23k (x1.17)
Test#2 (FP)
8.51k
16.98k (x2)
Test#3 (Generic, ZIP)
4.2k
4.21k (x1)
Test#1 (Memory)
5.06k
7.07k (x1.4)
TOTAL
27.38k
39.49k (x1.44)

Multithread

i7-2600K

i7-6700HQ
Test#1 (Integers)
42.23k
44.59k (x1.06)
Test#2 (FP)
40.09k
75.02k (x1.87)
Test#3 (Generic, ZIP)
19.97k
20.15k (x1.01)
Test#1 (Memory)
4.57k
5.92k (x1.29)
TOTAL
106.85k
145.68k (x1.36)

Performance/W
i7-2600K
i7-6700HQ
Test#1 (Integers)
444 points/W
991 points/W
Test#2 (FP)
422 points/W
1667 points/W
Test#3 (Generic, ZIP)
210 points/W
448 points/W
Test#1 (Memory)
48 points/W
131 points/W
TOTAL
1125 points/W
3237 points/W

Performance/GHz
i7-2600K
i7-6700HQ
Test#1 (Integers)
2528 points/GHz
3208 points/GHz
Test#2 (FP)
2238 points/GHz
4853 points/GHz
Test#3 (Generic, ZIP)
1105 points/GHz
1203 points/GHz
Test#1 (Memory)
1333 points/GHz
2021 points/GHz
TOTAL
7204 points/GHz
11284 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