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Core i7-8700k vs Ryzen 5 5600X


Description
The i7-8700k is based on Coffee Lake architecture while the 5600X is based on Zen 3.

Using the multithread performance as a reference, the i7-8700k gets a score of 443.8 k points while the 5600X gets 435.1 k points.

Summarizing, the i7-8700k is 1 times faster than the 5600X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ea
a20f10
Core
Coffee Lake-S
Vermeer
Architecture
Base frecuency
3.7 GHz
3.7 GHz
Boost frecuency
4.7 GHz
4.6 GHz
Socket
LGA 1151
AM4
Cores/Threads
6/12
6/12
TDP
95 W
65 W
Cache L1 (d+i)
6x32+6x32 kB
6x32+6x32 kB
Cache L2
6x256 kB
6x512 kB
Cache L3
12288 kB
32768 kB
Date
October 2017
November 2020
Mean monothread perf.
80.6k points
86.03k points
Mean multithread perf.
443.77k points
435.05k 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
i7-8700k
5600X
Test#1 (Integers)
31.2k
23.28k (x0.75)
Test#2 (FP)
27.82k
25.58k (x0.92)
Test#3 (Generic, ZIP)
6.57k
11.72k (x1.78)
Test#1 (Memory)
15k
25.45k (x1.7)
TOTAL
80.6k
86.03k (x1.07)

Multithread

i7-8700k

5600X
Test#1 (Integers)
202.42k
135.28k (x0.67)
Test#2 (FP)
186.33k
180.56k (x0.97)
Test#3 (Generic, ZIP)
44.96k
80.27k (x1.79)
Test#1 (Memory)
10.05k
38.94k (x3.87)
TOTAL
443.77k
435.05k (x0.98)

Performance/W
i7-8700k
5600X
Test#1 (Integers)
2131 points/W
2081 points/W
Test#2 (FP)
1961 points/W
2778 points/W
Test#3 (Generic, ZIP)
473 points/W
1235 points/W
Test#1 (Memory)
106 points/W
599 points/W
TOTAL
4671 points/W
6693 points/W

Performance/GHz
i7-8700k
5600X
Test#1 (Integers)
6639 points/GHz
5061 points/GHz
Test#2 (FP)
5919 points/GHz
5562 points/GHz
Test#3 (Generic, ZIP)
1397 points/GHz
2548 points/GHz
Test#1 (Memory)
3192 points/GHz
5533 points/GHz
TOTAL
17148 points/GHz
18702 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