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Core i3-8350K vs i7-11700


Description
The i3-8350K is based on Coffee Lake architecture while the i7-11700 is based on Rocket Lake.

Using the multithread performance as a reference, the i3-8350K gets a score of 237.6 k points while the i7-11700 gets 729 k points.

Summarizing, the i7-11700 is 3.1 times faster than the i3-8350K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906eb
a0671
Core
Coffee Lake-S
Rocket Lake-S
Architecture
Base frecuency
4 GHz
2.5 GHz
Boost frecuency
4 GHz
4.9 GHz
Socket
LGA 1151
LGA 1200
Cores/Threads
4/4
8/16
TDP
91 W
65 W
Cache L1 (d+i)
4x32+4x32 kB
8x32+8x48 kB
Cache L2
4x256 kB
8x512 kB
Cache L3
8192 kB
16384 kB
Date
October 2017
March 2021
Mean monothread perf.
68.36k points
98.87k points
Mean multithread perf.
237.63k points
728.98k 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
i3-8350K
i7-11700
Test#1 (Integers)
27.29k
35.12k (x1.29)
Test#2 (FP)
24.19k
29.24k (x1.21)
Test#3 (Generic, ZIP)
5.75k
12.56k (x2.19)
Test#1 (Memory)
11.13k
21.95k (x1.97)
TOTAL
68.36k
98.87k (x1.45)

Multithread

i3-8350K

i7-11700
Test#1 (Integers)
107.78k
304k (x2.82)
Test#2 (FP)
95.93k
304.7k (x3.18)
Test#3 (Generic, ZIP)
22.65k
109.64k (x4.84)
Test#1 (Memory)
11.26k
10.64k (x0.94)
TOTAL
237.63k
728.98k (x3.07)

Performance/W
i3-8350K
i7-11700
Test#1 (Integers)
1184 points/W
4677 points/W
Test#2 (FP)
1054 points/W
4688 points/W
Test#3 (Generic, ZIP)
249 points/W
1687 points/W
Test#1 (Memory)
124 points/W
164 points/W
TOTAL
2611 points/W
11215 points/W

Performance/GHz
i3-8350K
i7-11700
Test#1 (Integers)
6823 points/GHz
7168 points/GHz
Test#2 (FP)
6048 points/GHz
5967 points/GHz
Test#3 (Generic, ZIP)
1436 points/GHz
2563 points/GHz
Test#1 (Memory)
2784 points/GHz
4479 points/GHz
TOTAL
17091 points/GHz
20177 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