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Ryzen 7 5800X vs Core i7-4820K


Description
The 5800X is based on Zen 3 architecture while the i7-4820K is based on Ivy Bridge.

Using the multithread performance as a reference, the 5800X gets a score of 479 k points while the i7-4820K gets 134.1 k points.

Summarizing, the 5800X is 3.6 times faster than the i7-4820K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a20f12
306e4
Core
Vermeer
Ivy Bridge -E
Architecture
Base frecuency
3.8 GHz
3.7 GHz
Boost frecuency
4.7 GHz
3.9 GHz
Socket
AM4
LGA 1155
Cores/Threads
8/16
4/8
TDP
105 W
130 W
Cache L1 (d+i)
8x32+8x32 kB
32+32 kB
Cache L2
8x512 kB
256 kB
Cache L3
32768 kB
8192 kB
Date
November 2020
September 2013
Mean monothread perf.
89.53k points
32.49k points
Mean multithread perf.
558.41k points
134.08k points

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
5800X
i7-4820K
Test#1 (Integers)
18.1k
11.85k (x0.65)
Test#2 (FP)
26.41k
11.84k (x0.45)
Test#3 (Generic, ZIP)
12.39k
4.69k (x0.38)
Test#1 (Memory)
26.06k
4.12k (x0.16)
TOTAL
82.95k
32.49k (x0.39)

Multithread

5800X

i7-4820K
Test#1 (Integers)
125.9k
47.65k (x0.38)
Test#2 (FP)
233.26k
54.81k (x0.23)
Test#3 (Generic, ZIP)
109.66k
21.56k (x0.2)
Test#1 (Memory)
10.21k
10.05k (x0.98)
TOTAL
479.02k
134.08k (x0.28)

Performance/W
5800X
i7-4820K
Test#1 (Integers)
1199 points/W
367 points/W
Test#2 (FP)
2221 points/W
422 points/W
Test#3 (Generic, ZIP)
1044 points/W
166 points/W
Test#1 (Memory)
97 points/W
77 points/W
TOTAL
4562 points/W
1031 points/W

Performance/GHz
5800X
i7-4820K
Test#1 (Integers)
3851 points/GHz
3039 points/GHz
Test#2 (FP)
5619 points/GHz
3035 points/GHz
Test#3 (Generic, ZIP)
2635 points/GHz
1201 points/GHz
Test#1 (Memory)
5544 points/GHz
1056 points/GHz
TOTAL
17649 points/GHz
8331 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