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Ryzen 9 7940HS vs Core i9-10900K


Description
The 7940HS is based on Zen 4 architecture while the i9-10900K is based on Comet Lake.

Using the multithread performance as a reference, the 7940HS gets a score of 718.6 k points while the i9-10900K gets 685.6 k points.

Summarizing, the 7940HS is 1 times faster than the i9-10900K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a70f41
a0655
Core
Phoenix
Comet Lake-S
Architecture
Zen 4
Base frecuency
4 GHz
3.7 GHz
Boost frecuency
5.2 GHz
5.2 GHz
Socket
BGA-FP7r2
LGA 1200
Cores/Threads
8/16
10/20
TDP
35 W
125 W
Cache L1 (d+i)
8x32+8x32 kB
10x32+10x32 kB
Cache L2
8x1024 kB
10x256 kB
Cache L3
16384 kB
20480 kB
Date
March 2023
April 2020
Mean monothread perf.
113.57k points
80.41k points
Mean multithread perf.
718.59k points
685.65k 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
7940HS
i9-10900K
Test#1 (Integers)
38.25k
32.67k (x0.85)
Test#2 (FP)
29.92k
28.49k (x0.95)
Test#3 (Generic, ZIP)
15.5k
6.53k (x0.42)
Test#1 (Memory)
29.89k
12.72k (x0.43)
TOTAL
113.57k
80.41k (x0.71)

Multithread

7940HS

i9-10900K
Test#1 (Integers)
309.6k
307.39k (x0.99)
Test#2 (FP)
260.4k
298.47k (x1.15)
Test#3 (Generic, ZIP)
128.56k
72.94k (x0.57)
Test#1 (Memory)
20.04k
6.85k (x0.34)
TOTAL
718.59k
685.65k (x0.95)

Performance/W
7940HS
i9-10900K
Test#1 (Integers)
8846 points/W
2459 points/W
Test#2 (FP)
7440 points/W
2388 points/W
Test#3 (Generic, ZIP)
3673 points/W
583 points/W
Test#1 (Memory)
573 points/W
55 points/W
TOTAL
20531 points/W
5485 points/W

Performance/GHz
7940HS
i9-10900K
Test#1 (Integers)
7355 points/GHz
6282 points/GHz
Test#2 (FP)
5755 points/GHz
5479 points/GHz
Test#3 (Generic, ZIP)
2981 points/GHz
1257 points/GHz
Test#1 (Memory)
5748 points/GHz
2445 points/GHz
TOTAL
21839 points/GHz
15463 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