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Core i7-7700K vs i5-8600


Description
The i7-7700K is based on Kaby Lake architecture while the i5-8600 is based on Coffee Lake.

Using the multithread performance as a reference, the i7-7700K gets a score of 289.8 k points while the i5-8600 gets 317.5 k points.

Summarizing, the i5-8600 is 1.1 times faster than the i7-7700K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906e9
906ea
Core
Kaby Lake-S
Coffee Lake-S
Architecture
Base frecuency
4.2 GHz
3.1 GHz
Boost frecuency
4.5 GHz
4.3 GHz
Socket
LGA 1151
LGA 1151
Cores/Threads
4/8
6/6
TDP
95 W
65 W
Cache L1 (d+i)
32+32 kB
6x32+6x32 kB
Cache L2
256 kB
6x256 kB
Cache L3
8192 kB
9216 kB
Date
September 2016
March 2018
Mean monothread perf.
76.9k points
70.3k points
Mean multithread perf.
289.82k points
317.49k 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
i7-7700K
i5-8600
Test#1 (Integers)
30.44k
28.14k (x0.92)
Test#2 (FP)
26.91k
24.71k (x0.92)
Test#3 (Generic, ZIP)
6.25k
5.51k (x0.88)
Test#1 (Memory)
13.3k
11.95k (x0.9)
TOTAL
76.9k
70.3k (x0.91)

Multithread

i7-7700K

i5-8600
Test#1 (Integers)
127.73k
159.4k (x1.25)
Test#2 (FP)
123.68k
126.93k (x1.03)
Test#3 (Generic, ZIP)
29.34k
26.76k (x0.91)
Test#1 (Memory)
9.08k
4.4k (x0.48)
TOTAL
289.82k
317.49k (x1.1)

Performance/W
i7-7700K
i5-8600
Test#1 (Integers)
1345 points/W
2452 points/W
Test#2 (FP)
1302 points/W
1953 points/W
Test#3 (Generic, ZIP)
309 points/W
412 points/W
Test#1 (Memory)
96 points/W
68 points/W
TOTAL
3051 points/W
4884 points/W

Performance/GHz
i7-7700K
i5-8600
Test#1 (Integers)
6765 points/GHz
6543 points/GHz
Test#2 (FP)
5981 points/GHz
5746 points/GHz
Test#3 (Generic, ZIP)
1388 points/GHz
1281 points/GHz
Test#1 (Memory)
2955 points/GHz
2780 points/GHz
TOTAL
17089 points/GHz
16350 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