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Ryzen 9 3900X vs Core i9-10980XE


Description
The 3900X is based on Zen 2 architecture while the i9-10980XE is based on Cascade Lake.

Using the multithread performance as a reference, the 3900X gets a score of 756.3 k points while the i9-10980XE gets 1241.1 k points.

Summarizing, the i9-10980XE is 1.6 times faster than the 3900X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
870f10
50657
Core
Matisse
Cascade Lake-X
Architecture
Base frecuency
3.8 GHz
3 GHz
Boost frecuency
4.6 GHz
4.8 GHz
Socket
AM4
LGA 2066
Cores/Threads
12/24
18/36
TDP
105 W
165 W
Cache L1 (d+i)
12x32+12x32 kB
18x32+18x32 kB
Cache L2
12x512 kB
18x1024 kB
Cache L3
4x16384 kB
25344 kB
Date
July 2019
November 2019
Mean monothread perf.
72.51k points
68.33k points
Mean multithread perf.
756.3k points
1241.12k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
3900X
i9-10980XE
Test#1 (Integers)
4.46k
4.52k (x1.01)
Test#2 (FP)
18.46k
17.94k (x0.97)
Test#3 (Generic, ZIP)
8.05k
5.5k (x0.68)
Test#1 (Memory)
23.71k
9.64k (x0.41)
TOTAL
54.68k
37.6k (x0.69)

Multithread

3900X

i9-10980XE
Test#1 (Integers)
52.65k
84.93k (x1.61)
Test#2 (FP)
265.41k
409.55k (x1.54)
Test#3 (Generic, ZIP)
140.78k
122.88k (x0.87)
Test#1 (Memory)
46.91k
22.12k (x0.47)
TOTAL
505.76k
639.48k (x1.26)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
3900X
i9-10980XE
Test#1 (Integers)
17.35k
16.03k (x0.92)
Test#2 (FP)
25.87k
23.95k (x0.93)
Test#3 (Generic, ZIP)
8.72k
6.03k (x0.69)
Test#1 (Memory)
27.86k
9.37k (x0.34)
TOTAL
79.8k
55.38k (x0.69)

Multithread

3900X

i9-10980XE
Test#1 (Integers)
201.57k
316.11k (x1.57)
Test#2 (FP)
284.41k
503.75k (x1.77)
Test#3 (Generic, ZIP)
145.16k
131.82k (x0.91)
Test#1 (Memory)
100.56k
22.24k (x0.22)
TOTAL
731.7k
973.92k (x1.33)

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
3900X
i9-10980XE
Test#1 (Integers)
16.95k
16.4k (x0.97)
Test#2 (FP)
25.37k
20.97k (x0.83)
Test#3 (Generic, ZIP)
9.23k
5.82k (x0.63)
Test#1 (Memory)
24.83k
8.86k (x0.36)
TOTAL
76.38k
52.05k (x0.68)

Multithread

3900X

i9-10980XE
Test#1 (Integers)
196.31k
316.84k (x1.61)
Test#2 (FP)
290.5k
461.09k (x1.59)
Test#3 (Generic, ZIP)
143.95k
129.82k (x0.9)
Test#1 (Memory)
64.92k
22.09k (x0.34)
TOTAL
695.69k
929.85k (x1.34)

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
3900X
i9-10980XE
Test#1 (Integers)
16.73k
29.53k (x1.76)
Test#2 (FP)
24.74k
22.59k (x0.91)
Test#3 (Generic, ZIP)
8.82k
5.99k (x0.68)
Test#1 (Memory)
22.22k
10.22k (x0.46)
TOTAL
72.51k
68.33k (x0.94)

Multithread

3900X

i9-10980XE
Test#1 (Integers)
248.24k
587.06k (x2.36)
Test#2 (FP)
309.66k
496.41k (x1.6)
Test#3 (Generic, ZIP)
140.01k
134.66k (x0.96)
Test#1 (Memory)
58.39k
22.99k (x0.39)
TOTAL
756.3k
1241.12k (x1.64)

Performance/W
3900X
i9-10980XE
Test#1 (Integers)
2364 points/W
3558 points/W
Test#2 (FP)
2949 points/W
3009 points/W
Test#3 (Generic, ZIP)
1333 points/W
816 points/W
Test#1 (Memory)
556 points/W
139 points/W
TOTAL
7203 points/W
7522 points/W

Performance/GHz
3900X
i9-10980XE
Test#1 (Integers)
3638 points/GHz
6153 points/GHz
Test#2 (FP)
5377 points/GHz
4707 points/GHz
Test#3 (Generic, ZIP)
1917 points/GHz
1248 points/GHz
Test#1 (Memory)
4831 points/GHz
2129 points/GHz
TOTAL
15763 points/GHz
14236 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