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Core i9-11900H vs Ryzen 9 6900HX


Description
The i9-11900H is based on Tiger Lake architecture while the 6900HX is based on Zen 3+.

Using the multithread performance as a reference, the i9-11900H gets a score of 584.5 k points while the 6900HX gets 462.4 k points.

Summarizing, the i9-11900H is 1.3 times faster than the 6900HX. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806d1
a40f41
Core
Tiger Lake-H
Rembrandt
Architecture
Tiger Lake
Base frecuency
2.5 GHz
3.3 GHz
Boost frecuency
4.9 GHz
4.9 GHz
Socket
BGA 1787
BGA-FP7
Cores/Threads
8/16
8/16
TDP
45 W
45 W
Cache L1 (d+i)
8x32+8x48 kB
8x32+8x32 kB
Cache L2
8x1280 kB
8x512 kB
Cache L3
24576 kB
16384 kB
Date
May 2021
February 2022
Mean monothread perf.
89.19k points
87.21k points
Mean multithread perf.
584.47k points
462.36k 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
i9-11900H
6900HX
Test#1 (Integers)
33.38k
24.35k (x0.73)
Test#2 (FP)
27.12k
26.85k (x0.99)
Test#3 (Generic, ZIP)
11.69k
11.82k (x1.01)
Test#1 (Memory)
17k
24.18k (x1.42)
TOTAL
89.19k
87.21k (x0.98)

Multithread

i9-11900H

6900HX
Test#1 (Integers)
249.83k
152.84k (x0.61)
Test#2 (FP)
237.26k
208.12k (x0.88)
Test#3 (Generic, ZIP)
84.18k
88.84k (x1.06)
Test#1 (Memory)
13.2k
12.57k (x0.95)
TOTAL
584.47k
462.36k (x0.79)

Performance/W
i9-11900H
6900HX
Test#1 (Integers)
5552 points/W
3396 points/W
Test#2 (FP)
5272 points/W
4625 points/W
Test#3 (Generic, ZIP)
1871 points/W
1974 points/W
Test#1 (Memory)
293 points/W
279 points/W
TOTAL
12988 points/W
10275 points/W

Performance/GHz
i9-11900H
6900HX
Test#1 (Integers)
6812 points/GHz
4969 points/GHz
Test#2 (FP)
5535 points/GHz
5480 points/GHz
Test#3 (Generic, ZIP)
2386 points/GHz
2413 points/GHz
Test#1 (Memory)
3469 points/GHz
4935 points/GHz
TOTAL
18202 points/GHz
17797 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