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Core i9-7980XE vs Ryzen 9 7950X3D


Description
The i9-7980XE is based on Skylake architecture while the 7950X3D is based on Zen 4.

Using the multithread performance as a reference, the i9-7980XE gets a score of 1223.8 k points while the 7950X3D gets 1687.9 k points.

Summarizing, the 7950X3D is 1.4 times faster than the i9-7980XE. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
50654
a60f12
Core
Skylake-X
Raphael
Architecture
Skylake
Base frecuency
2.6 GHz
4.2 GHz
Boost frecuency
4.4 GHz
5.7 GHz
Socket
LGA 2066
AM5
Cores/Threads
18/36
16/32
TDP
165 W
120 W
Cache L1 (d+i)
18x32+18x32 kB
16x32+16x32 kB
Cache L2
18x1024 kB
16x1024 kB
Cache L3
25344 kB
131072 kB
Date
May 2017
February 2023
Mean monothread perf.
76.43k points
122.98k points
Mean multithread perf.
1223.79k points
1687.86k 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
i9-7980XE
7950X3D
Test#1 (Integers)
31.16k
41.61k (x1.34)
Test#2 (FP)
28.13k
31.34k (x1.11)
Test#3 (Generic, ZIP)
6.65k
16.95k (x2.55)
Test#1 (Memory)
10.5k
33.08k (x3.15)
TOTAL
76.43k
122.98k (x1.61)

Multithread

i9-7980XE

7950X3D
Test#1 (Integers)
560.19k
647k (x1.15)
Test#2 (FP)
516.97k
533.47k (x1.03)
Test#3 (Generic, ZIP)
123.94k
279.07k (x2.25)
Test#1 (Memory)
22.69k
228.31k (x10.06)
TOTAL
1223.79k
1687.86k (x1.38)

Performance/W
i9-7980XE
7950X3D
Test#1 (Integers)
3395 points/W
5392 points/W
Test#2 (FP)
3133 points/W
4446 points/W
Test#3 (Generic, ZIP)
751 points/W
2326 points/W
Test#1 (Memory)
137 points/W
1903 points/W
TOTAL
7417 points/W
14065 points/W

Performance/GHz
i9-7980XE
7950X3D
Test#1 (Integers)
7081 points/GHz
7300 points/GHz
Test#2 (FP)
6392 points/GHz
5499 points/GHz
Test#3 (Generic, ZIP)
1512 points/GHz
2973 points/GHz
Test#1 (Memory)
2386 points/GHz
5803 points/GHz
TOTAL
17371 points/GHz
21575 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