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Ryzen 9 5950X vs Core i9-7980XE


Description
The 5950X is based on Zen 3 architecture while the i9-7980XE is based on Skylake.

Using the multithread performance as a reference, the 5950X gets a score of 1081 k points while the i9-7980XE gets 1223.8 k points.

Summarizing, the i9-7980XE is 1.1 times faster than the 5950X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a20f10
50654
Core
Vermeer
Skylake-X
Architecture
Base frecuency
3.4 GHz
2.6 GHz
Boost frecuency
4.9 GHz
4.4 GHz
Socket
AM4
LGA 2066
Cores/Threads
16/32
18/36
TDP
105 W
165 W
Cache L1 (d+i)
16x32+16x32 kB
18x32+18x32 kB
Cache L2
16x512 kB
18x1024 kB
Cache L3
2x32768 kB
25344 kB
Date
November 2020
May 2017
Mean monothread perf.
87.3k points
76.43k points
Mean multithread perf.
1080.96k points
1223.79k 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
5950X
i9-7980XE
Test#1 (Integers)
22.91k
31.16k (x1.36)
Test#2 (FP)
26.24k
28.13k (x1.07)
Test#3 (Generic, ZIP)
11.87k
6.65k (x0.56)
Test#1 (Memory)
26.28k
10.5k (x0.4)
TOTAL
87.3k
76.43k (x0.88)

Multithread

5950X

i9-7980XE
Test#1 (Integers)
359.17k
560.19k (x1.56)
Test#2 (FP)
479.04k
516.97k (x1.08)
Test#3 (Generic, ZIP)
214.59k
123.94k (x0.58)
Test#1 (Memory)
28.16k
22.69k (x0.81)
TOTAL
1080.96k
1223.79k (x1.13)

Performance/W
5950X
i9-7980XE
Test#1 (Integers)
3421 points/W
3395 points/W
Test#2 (FP)
4562 points/W
3133 points/W
Test#3 (Generic, ZIP)
2044 points/W
751 points/W
Test#1 (Memory)
268 points/W
137 points/W
TOTAL
10295 points/W
7417 points/W

Performance/GHz
5950X
i9-7980XE
Test#1 (Integers)
4676 points/GHz
7081 points/GHz
Test#2 (FP)
5355 points/GHz
6392 points/GHz
Test#3 (Generic, ZIP)
2423 points/GHz
1512 points/GHz
Test#1 (Memory)
5363 points/GHz
2386 points/GHz
TOTAL
17817 points/GHz
17371 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