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Ryzen 7 5800U vs Engineering Sample 506E8


Description
The 5800U is based on Zen 3 architecture while the 506E8 is based on Kaby Lake.

Using the multithread performance as a reference, the 5800U gets a score of 314.5 k points while the 506E8 gets 211.6 k points.

Summarizing, the 5800U is 1.5 times faster than the 506E8. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a50f00
506e8
Core
Cezanne
Kaby Lake
Architecture
Base frecuency
1.9 GHz
2.4 GHz
Boost frecuency
4.4 GHz
3.7 GHz
Socket
BGA-FP6
LGA 1151
Cores/Threads
8/16
4/8
TDP
15 W
- W
Cache L1 (d+i)
8x32+8x32 kB
4x32+4x32 kB
Cache L2
8x512 kB
4x256 kB
Cache L3
16384 kB
8192 kB
Date
January 2021
June 2016
Mean monothread perf.
71.16k points
56.39k points
Mean multithread perf.
314.55k points
211.6k 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
5800U
506E8
Test#1 (Integers)
18.34k
23.91k (x1.3)
Test#2 (FP)
22.78k
21.03k (x0.92)
Test#3 (Generic, ZIP)
9.45k
5.05k (x0.53)
Test#1 (Memory)
20.59k
6.4k (x0.31)
TOTAL
71.16k
56.39k (x0.79)

Multithread

5800U

506E8
Test#1 (Integers)
102.74k
95.3k (x0.93)
Test#2 (FP)
143.27k
91.94k (x0.64)
Test#3 (Generic, ZIP)
58.13k
22.06k (x0.38)
Test#1 (Memory)
10.41k
2.3k (x0.22)
TOTAL
314.55k
211.6k (x0.67)

Performance/W
5800U
506E8
Test#1 (Integers)
6849 points/W