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Core i7-8700 vs Ryzen 9 5900HX


Description
The i7-8700 is based on Coffee Lake architecture while the 5900HX is based on Zen 3.

Using the multithread performance as a reference, the i7-8700 gets a score of 389 k points while the 5900HX gets 421.1 k points.

Summarizing, the 5900HX is 1.1 times faster than the i7-8700. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ea
a50f00
Core
Coffee Lake-S
Cezanne
Architecture
Base frecuency
3.2 GHz
3.3 GHz
Boost frecuency
4.6 GHz
4.6 GHz
Socket
LGA 1151
BGA1140-FP6
Cores/Threads
6/12
8/16
TDP
65 W
45 W
Cache L1 (d+i)
6x32+6x32 kB
8x32+8x32 kB
Cache L2
6x256 kB
8x512 kB
Cache L3
12288 kB
16384 kB
Date
October 2017
January 2021
Mean monothread perf.
75.01k points
85.76k points
Mean multithread perf.
388.95k points
421.05k 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
i7-8700
5900HX
Test#1 (Integers)
29.25k
23.29k (x0.8)
Test#2 (FP)
25.98k
25.89k (x1)
Test#3 (Generic, ZIP)
6.05k
11.75k (x1.94)
Test#1 (Memory)
13.74k
24.83k (x1.81)
TOTAL
75.01k
85.76k (x1.14)

Multithread

i7-8700

5900HX
Test#1 (Integers)
182.56k
138.16k (x0.76)
Test#2 (FP)
159.9k
192.12k (x1.2)
Test#3 (Generic, ZIP)
38.18k
80.84k (x2.12)
Test#1 (Memory)
8.31k
9.93k (x1.2)
TOTAL
388.95k
421.05k (x1.08)

Performance/W
i7-8700
5900HX
Test#1 (Integers)
2809 points/W
3070 points/W
Test#2 (FP)
2460 points/W
4269 points/W
Test#3 (Generic, ZIP)
587 points/W
1796 points/W
Test#1 (Memory)
128 points/W
221 points/W
TOTAL
5984 points/W
9357 points/W

Performance/GHz
i7-8700
5900HX
Test#1 (Integers)
6358 points/GHz
5064 points/GHz
Test#2 (FP)
5647 points/GHz
5628 points/GHz
Test#3 (Generic, ZIP)
1316 points/GHz
2555 points/GHz
Test#1 (Memory)
2986 points/GHz
5398 points/GHz
TOTAL
16307 points/GHz
18644 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