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Ryzen 5 3500X vs Core i7-8665U


Description
The 3500X is based on Zen 2 architecture while the i7-8665U is based on Whiskey Lake.

Using the multithread performance as a reference, the 3500X gets a score of 373.6 k points while the i7-8665U gets 109.7 k points.

Summarizing, the 3500X is 3.4 times faster than the i7-8665U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
870f10
806ec
Core
Matisse
Whiskey Lake-U
Architecture
Base frecuency
3.6 GHz
1.9 GHz
Boost frecuency
4.1 GHz
4.8 GHz
Socket
AM4
BGA 1528
Cores/Threads
6/12
4/8
TDP
65 W
15 W
Cache L1 (d+i)
6x32+6x32 kB
4x32+4x32 kB
Cache L2
6x512 kB
4x256 kB
Cache L3
32768 kB
8192 kB
Date
September 2019
April 2019
Mean monothread perf.
66.61k points
35.19k points
Mean multithread perf.
373.61k points
109.72k 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
3500X
i7-8665U
Test#1 (Integers)
15.48k
14.38k (x0.93)
Test#2 (FP)
22.91k
13.43k (x0.59)
Test#3 (Generic, ZIP)
7.1k
2.87k (x0.4)
Test#1 (Memory)
21.11k
4.49k (x0.21)
TOTAL
66.61k
35.19k (x0.53)

Multithread

3500X

i7-8665U
Test#1 (Integers)
90.39k
47.22k (x0.52)
Test#2 (FP)
139.1k
46.99k (x0.34)
Test#3 (Generic, ZIP)
53.2k
10.08k (x0.19)
Test#1 (Memory)
90.92k
5.42k (x0.06)
TOTAL
373.61k
109.72k (x0.29)

Performance/W
3500X
i7-8665U
Test#1 (Integers)
1391 points/W
3148 points/W
Test#2 (FP)
2140 points/W
3133 points/W
Test#3 (Generic, ZIP)
818 points/W
672 points/W
Test#1 (Memory)
1399 points/W
361 points/W
TOTAL
5748 points/W
7314 points/W

Performance/GHz
3500X
i7-8665U
Test#1 (Integers)
3776 points/GHz
2996 points/GHz
Test#2 (FP)
5588 points/GHz
2799 points/GHz
Test#3 (Generic, ZIP)
1732 points/GHz
599 points/GHz
Test#1 (Memory)
5149 points/GHz
936 points/GHz
TOTAL
16246 points/GHz
7330 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