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Core i9-9900K vs i5-10500H


Description
The i9-9900K is based on Coffee Lake architecture while the i5-10500H is based on Comet Lake.

Using the multithread performance as a reference, the i9-9900K gets a score of 529.3 k points while the i5-10500H gets 379 k points.

Summarizing, the i9-9900K is 1.4 times faster than the i5-10500H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
a0652
Core
Coffee Lake-S
Comet Lake-S
Architecture
Base frecuency
3.6 GHz
3.1 GHz
Boost frecuency
5 GHz
4.5 GHz
Socket
LGA 1151
LGA 1200
Cores/Threads
8/16
6/12
TDP
95 W
65 W
Cache L1 (d+i)
8x32+8x32 kB
6x32+6x32 kB
Cache L2
8x256 kB
6x256 kB
Cache L3
16384 kB
12288 kB
Date
October 2018
April 2020
Mean monothread perf.
81.91k points
72.1k points
Mean multithread perf.
529.32k points
378.99k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
i9-9900K
i5-10500H
Test#1 (Integers)
5k
4.98k (x1)
Test#2 (FP)
20.22k
17.92k (x0.89)
Test#3 (Generic, ZIP)
6.54k
5.81k (x0.89)
Test#1 (Memory)
13.78k
12.55k (x0.91)
TOTAL
45.53k
41.26k (x0.91)

Multithread

i9-9900K

i5-10500H
Test#1 (Integers)
36.39k
29.53k (x0.81)
Test#2 (FP)
166.55k
118.16k (x0.71)
Test#3 (Generic, ZIP)
54.92k
38.43k (x0.7)
Test#1 (Memory)
8.96k
5.29k (x0.59)
TOTAL
266.82k
191.41k (x0.72)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i9-9900K
i5-10500H
Test#1 (Integers)
18.03k
15.89k (x0.88)
Test#2 (FP)
25.98k
22.74k (x0.88)
Test#3 (Generic, ZIP)
6.86k
6.09k (x0.89)
Test#1 (Memory)
14.5k
12.49k (x0.86)
TOTAL
65.37k
57.21k (x0.88)

Multithread

i9-9900K

i5-10500H
Test#1 (Integers)
131.34k
96.8k (x0.74)
Test#2 (FP)
204.76k
149.1k (x0.73)
Test#3 (Generic, ZIP)
55.74k
39.68k (x0.71)
Test#1 (Memory)
8.99k
5.28k (x0.59)
TOTAL
400.83k
290.85k (x0.73)

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i9-9900K
i5-10500H
Test#1 (Integers)
17.98k
15.86k (x0.88)
Test#2 (FP)
27.04k
24.07k (x0.89)
Test#3 (Generic, ZIP)
6.63k
5.94k (x0.9)
Test#1 (Memory)
13.6k
11.82k (x0.87)
TOTAL
65.24k
57.69k (x0.88)

Multithread

i9-9900K

i5-10500H
Test#1 (Integers)
130.88k
97.37k (x0.74)
Test#2 (FP)
208.5k
154.42k (x0.74)
Test#3 (Generic, ZIP)
54.12k
38.76k (x0.72)
Test#1 (Memory)
8.91k
5.4k (x0.61)
TOTAL
402.41k
295.96k (x0.74)

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
i9-9900K
i5-10500H
Test#1 (Integers)
32.08k
27.93k (x0.87)
Test#2 (FP)
28.17k
25.41k (x0.9)
Test#3 (Generic, ZIP)
6.68k
5.91k (x0.89)
Test#1 (Memory)
14.98k
12.85k (x0.86)
TOTAL
81.91k
72.1k (x0.88)

Multithread

i9-9900K

i5-10500H
Test#1 (Integers)
242.98k
176.41k (x0.73)
Test#2 (FP)
220.16k
158.8k (x0.72)
Test#3 (Generic, ZIP)
53.97k
38.53k (x0.71)
Test#1 (Memory)
12.22k
5.25k (x0.43)
TOTAL
529.32k
378.99k (x0.72)

Performance/W
i9-9900K
i5-10500H
Test#1 (Integers)
2558 points/W
2714 points/W
Test#2 (FP)
2317 points/W
2443 points/W
Test#3 (Generic, ZIP)
568 points/W
593 points/W
Test#1 (Memory)
129 points/W
81 points/W
TOTAL
5572 points/W
5831 points/W

Performance/GHz
i9-9900K
i5-10500H
Test#1 (Integers)
6417 points/GHz
6207 points/GHz
Test#2 (FP)
5634 points/GHz
5647 points/GHz
Test#3 (Generic, ZIP)
1335 points/GHz
1313 points/GHz
Test#1 (Memory)
2996 points/GHz
2856 points/GHz
TOTAL
16382 points/GHz
16023 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