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Core i5-8365U vs i9-10980XE


Description
The i5-8365U is based on Whiskey Lake architecture while the i9-10980XE is based on Cascade Lake.

Using the multithread performance as a reference, the i5-8365U gets a score of 197.5 k points while the i9-10980XE gets 1241.1 k points.

Summarizing, the i9-10980XE is 6.3 times faster than the i5-8365U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806ec
50657
Core
Whiskey Lake-U
Cascade Lake-X
Architecture
Base frecuency
1.6 GHz
3 GHz
Boost frecuency
4.1 GHz
4.8 GHz
Socket
BGA 1528
LGA 2066
Cores/Threads
4/8
18/36
TDP
15 W
165 W
Cache L1 (d+i)
4x32+4x32 kB
18x32+18x32 kB
Cache L2
4x256 kB
18x1024 kB
Cache L3
6144 kB
25344 kB
Date
April 2019
November 2019
Mean monothread perf.
59.73k points
68.33k points
Mean multithread perf.
197.46k points
1241.12k 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
i5-8365U
i9-10980XE
Test#1 (Integers)
24.37k
29.53k (x1.21)
Test#2 (FP)
22.68k
22.59k (x1)
Test#3 (Generic, ZIP)
4.98k
5.99k (x1.2)
Test#1 (Memory)
7.7k
10.22k (x1.33)
TOTAL
59.73k
68.33k (x1.14)

Multithread

i5-8365U

i9-10980XE
Test#1 (Integers)
89.45k
587.06k (x6.56)
Test#2 (FP)
85.57k
496.41k (x5.8)
Test#3 (Generic, ZIP)
19.02k
134.66k (x7.08)
Test#1 (Memory)
3.41k
22.99k (x6.74)
TOTAL
197.46k
1241.12k (x6.29)

Performance/W
i5-8365U
i9-10980XE
Test#1 (Integers)
5964 points/W
3558 points/W
Test#2 (FP)
5705 points/W
3009 points/W
Test#3 (Generic, ZIP)
1268 points/W
816 points/W
Test#1 (Memory)
227 points/W
139 points/W
TOTAL
13164 points/W
7522 points/W

Performance/GHz
i5-8365U
i9-10980XE
Test#1 (Integers)
5944 points/GHz
6153 points/GHz
Test#2 (FP)
5531 points/GHz
4707 points/GHz
Test#3 (Generic, ZIP)
1214 points/GHz
1248 points/GHz
Test#1 (Memory)
1879 points/GHz
2129 points/GHz
TOTAL
14568 points/GHz
14236 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