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Core i7-6700 vs i7-5960X


Description
The i7-6700 is based on Skylake architecture while the i7-5960X is based on Haswell.

Using the multithread performance as a reference, the i7-6700 gets a score of 243.4 k points while the i7-5960X gets 294.3 k points.

Summarizing, the i7-5960X is 1.2 times faster than the i7-6700 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
306f2
Core
Skylake-S
Haswell-E
Architecture
Base frecuency
3.4 GHz
3 GHz
Boost frecuency
4 GHz
3.5 GHz
Socket
LGA 1151
LGA 1150
Cores/Threads
4/8
8/16
TDP
65 W
140 W
Cache L1 (d+i)
4x32+4x32 kB
8x32+8x32 kB
Cache L2
256 kB
8x256 kB
Cache L3
8192 kB
20480 kB
Date
May 2015
September 2014
Mean monothread perf.
57.76k points
13.16k points
Mean multithread perf.
243.4k points
294.29k 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
i7-6700
i7-5960X
Test#1 (Integers)
24.83k
6.6k (x0.27)
Test#2 (FP)
21.82k
3.8k (x0.17)
Test#3 (Generic, ZIP)
4.98k
1.41k (x0.28)
Test#1 (Memory)
6.14k
1.34k (x0.22)
TOTAL
57.76k
13.16k (x0.23)

Multithread

i7-6700

i7-5960X
Test#1 (Integers)
109.79k
146.65k (x1.34)
Test#2 (FP)
102.39k
100.72k (x0.98)
Test#3 (Generic, ZIP)
24.72k
34.09k (x1.38)
Test#1 (Memory)
6.51k
12.83k (x1.97)
TOTAL
243.4k
294.29k (x1.21)

Performance/W
i7-6700
i7-5960X
Test#1 (Integers)
1689 points/W
1047 points/W
Test#2 (FP)
1575 points/W
719 points/W
Test#3 (Generic, ZIP)
380 points/W
243 points/W
Test#1 (Memory)
100 points/W
92 points/W
TOTAL
3745 points/W
2102 points/W

Performance/GHz
i7-6700
i7-5960X
Test#1 (Integers)
6206 points/GHz
1887 points/GHz
Test#2 (FP)
5456 points/GHz
1086 points/GHz
Test#3 (Generic, ZIP)
1244 points/GHz
403 points/GHz
Test#1 (Memory)
1535 points/GHz
384 points/GHz
TOTAL
14441 points/GHz
3759 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