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Core i3-7100 vs i3-8350K


Description
The i3-7100 is based on Kaby Lake architecture while the i3-8350K is based on Coffee Lake.

Using the multithread performance as a reference, the i3-7100 gets a score of 124.8 k points while the i3-8350K gets 237.6 k points.

Summarizing, the i3-8350K is 1.9 times faster than the i3-7100. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906e9
906eb
Core
Kaby Lake-S
Coffee Lake-S
Architecture
Base frecuency
3.9 GHz
4 GHz
Socket
LGA 1151
LGA 1151
Cores/Threads
2/4
4/4
TDP
51 W
91 W
Cache L1 (d+i)
2x32+2x32 kB
4x32+4x32 kB
Cache L2
2x256 kB
4x256 kB
Cache L3
3072 kB
8192 kB
Date
January 2017
October 2017
Mean monothread perf.
57.86k points
68.36k points
Mean multithread perf.
124.8k 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
i3-7100
i3-8350K
Test#1 (Integers)
25.53k
27.29k (x1.07)
Test#2 (FP)
22.98k
24.19k (x1.05)
Test#3 (Generic, ZIP)
5.37k
5.75k (x1.07)
Test#1 (Memory)
3.97k
11.13k (x2.8)
TOTAL
57.86k
68.36k (x1.18)

Multithread

i3-7100

i3-8350K
Test#1 (Integers)
54.73k
107.78k (x1.97)
Test#2 (FP)
53.55k
95.93k (x1.79)
Test#3 (Generic, ZIP)
12.93k
22.65k (x1.75)
Test#1 (Memory)
3.6k
11.26k (x3.13)
TOTAL
124.8k
237.63k (x1.9)

Performance/W
i3-7100
i3-8350K
Test#1 (Integers)
1073 points/W
1184 points/W
Test#2 (FP)
1050 points/W
1054 points/W
Test#3 (Generic, ZIP)
254 points/W
249 points/W
Test#1 (Memory)
71 points/W
124 points/W
TOTAL
2447 points/W
2611 points/W

Performance/GHz
i3-7100
i3-8350K
Test#1 (Integers)
6547 points/GHz
6823 points/GHz
Test#2 (FP)
5893 points/GHz
6048 points/GHz
Test#3 (Generic, ZIP)
1377 points/GHz
1436 points/GHz
Test#1 (Memory)
1019 points/GHz
2784 points/GHz
TOTAL
14836 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