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Ryzen 7 3800XT vs Core E5-2620 v3


Description
The 3800XT is based on Zen 2 architecture while the E5-2620 v3 is based on Haswell.

Using the multithread performance as a reference, the 3800XT gets a score of 508.9 k points while the E5-2620 v3 gets 358 k points.

Summarizing, the 3800XT is 1.4 times faster than the E5-2620 v3. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
870f10
306f2
Core
Matisse
Haswell-EP
Architecture
Base frecuency
3.9 GHz
2.4 GHz
Boost frecuency
4.7 GHz
3.2 GHz
Socket
AM4
LGA 2011-3
Cores/Threads
8/16
6/12
TDP
105 W
85 W
Cache L1 (d+i)
8x32+8x32 kB
6x32+6x32 kB
Cache L2
8x512 kB
6x256 kB
Cache L3
2x16384 kB
15360 kB
Date
July 2020
September 2014
Mean monothread perf.
78.2k points
35.86k points
Mean multithread perf.
508.89k points
357.99k 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
3800XT
E5-2620 v3
Test#1 (Integers)
17.57k
18.64k (x1.06)
Test#2 (FP)
27.38k
10.55k (x0.39)
Test#3 (Generic, ZIP)
9.35k
4.12k (x0.44)
Test#1 (Memory)
23.9k
2.54k (x0.11)
TOTAL
78.2k
35.86k (x0.46)

Multithread

3800XT

E5-2620 v3
Test#1 (Integers)
176.08k
181.66k (x1.03)
Test#2 (FP)
219.88k
122.09k (x0.56)
Test#3 (Generic, ZIP)
100k
47.02k (x0.47)
Test#1 (Memory)
12.93k
7.22k (x0.56)
TOTAL
508.89k
357.99k (x0.7)

Performance/W
3800XT
E5-2620 v3
Test#1 (Integers)
1677 points/W
2137 points/W
Test#2 (FP)
2094 points/W
1436 points/W
Test#3 (Generic, ZIP)
952 points/W
553 points/W
Test#1 (Memory)
123 points/W
85 points/W
TOTAL
4847 points/W
4212 points/W

Performance/GHz
3800XT
E5-2620 v3
Test#1 (Integers)
3738 points/GHz
5826 points/GHz
Test#2 (FP)
5827 points/GHz
3297 points/GHz
Test#3 (Generic, ZIP)
1989 points/GHz
1288 points/GHz
Test#1 (Memory)
5085 points/GHz
794 points/GHz
TOTAL
16638 points/GHz
11205 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