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Core i9-10900KF vs i3-8350K


Description
The i9-10900KF is based on Comet Lake architecture while the i3-8350K is based on Coffee Lake.

Using the multithread performance as a reference, the i9-10900KF gets a score of 825.5 k points while the i3-8350K gets 237.6 k points.

Summarizing, the i9-10900KF is 3.5 times faster than the i3-8350K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0655
906eb
Core
Comet Lake-S
Coffee Lake-S
Architecture
Base frecuency
3.7 GHz
4 GHz
Boost frecuency
5.2 GHz
4 GHz
Socket
LGA 1200
LGA 1151
Cores/Threads
10/20
4/4
TDP
125 W
91 W
Cache L1 (d+i)
10x32+10x32 kB
4x32+4x32 kB
Cache L2
10x256 kB
4x256 kB
Cache L3
20480 kB
8192 kB
Date
April 2020
October 2017
Mean monothread perf.
90.37k points
68.36k points
Mean multithread perf.
825.47k points
237.63k 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
i9-10900KF
i3-8350K
Test#1 (Integers)
35.87k
27.29k (x0.76)
Test#2 (FP)
31.43k
24.19k (x0.77)
Test#3 (Generic, ZIP)
7.34k
5.75k (x0.78)
Test#1 (Memory)
15.73k
11.13k (x0.71)
TOTAL
90.37k
68.36k (x0.76)

Multithread

i9-10900KF

i3-8350K
Test#1 (Integers)
377.56k
107.78k (x0.29)
Test#2 (FP)
347.59k
95.93k (x0.28)
Test#3 (Generic, ZIP)
88.08k
22.65k (x0.26)
Test#1 (Memory)
12.24k
11.26k (x0.92)
TOTAL
825.47k
237.63k (x0.29)

Performance/W
i9-10900KF
i3-8350K
Test#1 (Integers)
3020 points/W
1184 points/W
Test#2 (FP)
2781 points/W
1054 points/W
Test#3 (Generic, ZIP)
705 points/W
249 points/W
Test#1 (Memory)
98 points/W
124 points/W
TOTAL
6604 points/W
2611 points/W

Performance/GHz
i9-10900KF
i3-8350K
Test#1 (Integers)
6898 points/GHz
6823 points/GHz
Test#2 (FP)
6044 points/GHz
6048 points/GHz
Test#3 (Generic, ZIP)
1411 points/GHz
1436 points/GHz
Test#1 (Memory)
3025 points/GHz
2784 points/GHz
TOTAL
17378 points/GHz
17091 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