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Ryzen 9 5900HX vs Engineering Sample 506E8


Description
The 5900HX is based on Zen 3 architecture while the 506E8 is based on Kaby Lake.

Using the multithread performance as a reference, the 5900HX gets a score of 421.1 k points while the 506E8 gets 211.6 k points.

Summarizing, the 5900HX is 2 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
3.3 GHz
2.4 GHz
Boost frecuency
4.6 GHz
3.7 GHz
Socket
BGA1140-FP6
LGA 1151
Cores/Threads
8/16
4/8
TDP
45 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.
85.76k points
56.39k points
Mean multithread perf.
421.05k 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
5900HX
506E8
Test#1 (Integers)
23.29k
23.91k (x1.03)
Test#2 (FP)
25.89k
21.03k (x0.81)
Test#3 (Generic, ZIP)
11.75k
5.05k (x0.43)
Test#1 (Memory)
24.83k
6.4k (x0.26)
TOTAL
85.76k
56.39k (x0.66)

Multithread

5900HX

506E8
Test#1 (Integers)
138.16k
95.3k (x0.69)
Test#2 (FP)
192.12k
91.94k (x0.48)
Test#3 (Generic, ZIP)
80.84k
22.06k (x0.27)
Test#1 (Memory)
9.93k
2.3k (x0.23)
TOTAL
421.05k
211.6k (x0.5)

Performance/W
5900HX
506E8
Test#1 (Integers)
3070 points/W