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Ryzen 7 3800X vs Core i9-11900H


Description
The 3800X is based on Zen 2 architecture while the i9-11900H is based on Tiger Lake.

Using the multithread performance as a reference, the 3800X gets a score of 497.7 k points while the i9-11900H gets 584.5 k points.

Summarizing, the i9-11900H is 1.2 times faster than the 3800X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
870f10
806d1
Core
Matisse
Tiger Lake-H
Architecture
Base frecuency
3.9 GHz
2.5 GHz
Boost frecuency
4.5 GHz
4.9 GHz
Socket
AM4
BGA 1787
Cores/Threads
8/16
8/16
TDP
105 W
45 W
Cache L1 (d+i)
8x32+8x32 kB
8x32+8x48 kB
Cache L2
8x512 kB
8x1280 kB
Cache L3
32768 kB
24576 kB
Date
July 2019
May 2021
Mean monothread perf.
75.81k points
89.19k points
Mean multithread perf.
497.74k points
584.47k 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
3800X
i9-11900H
Test#1 (Integers)
17.1k
33.38k (x1.95)
Test#2 (FP)
26.59k
27.12k (x1.02)
Test#3 (Generic, ZIP)
8.91k
11.69k (x1.31)
Test#1 (Memory)
23.21k
17k (x0.73)
TOTAL
75.81k
89.19k (x1.18)

Multithread

3800X

i9-11900H
Test#1 (Integers)
172.04k
249.83k (x1.45)
Test#2 (FP)
214.03k
237.26k (x1.11)
Test#3 (Generic, ZIP)
97.1k
84.18k (x0.87)
Test#1 (Memory)
14.57k
13.2k (x0.91)
TOTAL
497.74k
584.47k (x1.17)

Performance/W
3800X
i9-11900H
Test#1 (Integers)
1638 points/W
5552 points/W
Test#2 (FP)
2038 points/W
5272 points/W
Test#3 (Generic, ZIP)
925 points/W
1871 points/W
Test#1 (Memory)
139 points/W
293 points/W
TOTAL
4740 points/W
12988 points/W

Performance/GHz
3800X
i9-11900H
Test#1 (Integers)
3799 points/GHz
6812 points/GHz
Test#2 (FP)
5909 points/GHz
5535 points/GHz
Test#3 (Generic, ZIP)
1981 points/GHz
2386 points/GHz
Test#1 (Memory)
5158 points/GHz
3469 points/GHz
TOTAL
16847 points/GHz
18202 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