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Engineering Sample 506E8 3GHz vs Core i7-8665U


Description
The 506E8 3GHz is based on Kaby Lake architecture while the i7-8665U is based on Whiskey Lake.

Using the multithread performance as a reference, the 506E8 3GHz gets a score of 210.9 k points while the i7-8665U gets 123.1 k points.

Summarizing, the 506E8 3GHz is 1.7 times faster than the i7-8665U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e8
806ec
Core
Kaby Lake
Whiskey Lake-U
Architecture
Base frecuency
3 GHz
1.9 GHz
Boost frecuency
3.5 GHz
4.8 GHz
Socket
LGA 1151
BGA 1528
Cores/Threads
4/8
4/8
TDP
- W
15 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
8192 kB
8192 kB
Date
June 2016
April 2019
Mean monothread perf.
58.05k points
41.66k points
Mean multithread perf.
210.91k points
123.09k 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
506E8 3GHz
i7-8665U
Test#1 (Integers)
22.46k
16.92k (x0.75)
Test#2 (FP)
20.45k
15.41k (x0.75)
Test#3 (Generic, ZIP)
4.75k
3.33k (x0.7)
Test#1 (Memory)
10.39k
6k (x0.58)
TOTAL
58.05k
41.66k (x0.72)

Multithread

506E8 3GHz

i7-8665U
Test#1 (Integers)
92.69k
53.19k (x0.57)
Test#2 (FP)
90.45k
52.4k (x0.58)
Test#3 (Generic, ZIP)
22.02k
11.67k (x0.53)
Test#1 (Memory)
5.75k
5.83k (x1.01)
TOTAL
210.91k
123.09k (x0.58)

Performance/W
506E8 3GHz
i7-8665U
Test#1 (Integers)