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Ryzen 7 7800X3D vs 3800X


Description
The 7800X3D is based on Zen 4 architecture while the 3800X is based on Zen 2.

Using the multithread performance as a reference, the 7800X3D gets a score of 704.9 k points while the 3800X gets 497.7 k points.

Summarizing, the 7800X3D is 1.4 times faster than the 3800X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a60f12
870f10
Core
Raphael
Matisse
Architecture
Zen 4
Base frecuency
4.2 GHz
3.9 GHz
Boost frecuency
5 GHz
4.5 GHz
Socket
AM5
AM4
Cores/Threads
8/16
8/16
TDP
120 W
105 W
Cache L1 (d+i)
8x32+8x32 kB
8x32+8x32 kB
Cache L2
8x1024 kB
8x512 kB
Cache L3
98304 kB
32768 kB
Date
April 2023
July 2019
Mean monothread perf.
104.26k points
75.81k points
Mean multithread perf.
704.89k points
497.74k 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
7800X3D
3800X
Test#1 (Integers)
36.77k
17.1k (x0.46)
Test#2 (FP)
23.4k
26.59k (x1.14)
Test#3 (Generic, ZIP)
14.8k
8.91k (x0.6)
Test#1 (Memory)
29.28k
23.21k (x0.79)
TOTAL
104.26k
75.81k (x0.73)

Multithread

7800X3D

3800X
Test#1 (Integers)
249.4k
172.04k (x0.69)
Test#2 (FP)
167.65k
214.03k (x1.28)
Test#3 (Generic, ZIP)
104.85k
97.1k (x0.93)
Test#1 (Memory)
182.98k
14.57k (x0.08)
TOTAL
704.89k
497.74k (x0.71)

Performance/W
7800X3D
3800X
Test#1 (Integers)
2078 points/W
1638 points/W
Test#2 (FP)
1397 points/W
2038 points/W
Test#3 (Generic, ZIP)
874 points/W
925 points/W
Test#1 (Memory)
1525 points/W
139 points/W
TOTAL
5874 points/W
4740 points/W

Performance/GHz
7800X3D
3800X
Test#1 (Integers)
7354 points/GHz
3799 points/GHz
Test#2 (FP)
4680 points/GHz
5909 points/GHz
Test#3 (Generic, ZIP)
2961 points/GHz
1981 points/GHz
Test#1 (Memory)
5857 points/GHz
5158 points/GHz
TOTAL
20852 points/GHz
16847 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