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Core i7-9700K vs Ryzen 9 5950X


Description
The i7-9700K is based on Coffee Lake architecture while the 5950X is based on Zen 3.

Using the multithread performance as a reference, the i7-9700K gets a score of 494.4 k points while the 5950X gets 1037.1 k points.

Summarizing, the 5950X is 2.1 times faster than the i7-9700K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
a20f12
Core
Coffee Lake-S
Vermeer
Architecture
Base frecuency
3.6 GHz
3.4 GHz
Boost frecuency
4.9 GHz
4.9 GHz
Socket
LGA 1151
AM4
Cores/Threads
8/8
16/32
TDP
95 W
105 W
Cache L1 (d+i)
8x32+8x32 kB
16x32+16x32 kB
Cache L2
8x256 kB
16x512 kB
Cache L3
12288 kB
2x32768 kB
Date
October 2018
November 2020
Mean monothread perf.
81.96k points
84.56k points
Mean multithread perf.
494.38k points
1037.15k points

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
i7-9700K
5950X
Test#1 (Integers)
17.94k
18.18k (x1.01)
Test#2 (FP)
25.66k
24.29k (x0.95)
Test#3 (Generic, ZIP)
6.46k
13.01k (x2.02)
Test#1 (Memory)
14.52k
29.85k (x2.06)
TOTAL
64.58k
85.34k (x1.32)

Multithread

i7-9700K

5950X
Test#1 (Integers)
136.23k
221.35k (x1.62)
Test#2 (FP)
191.58k
350.39k (x1.83)
Test#3 (Generic, ZIP)
44.51k
188.52k (x4.24)
Test#1 (Memory)
7.25k
29.4k (x4.06)
TOTAL
379.56k
789.66k (x2.08)

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
i7-9700K
5950X
Test#1 (Integers)
32.45k
22k (x0.68)
Test#2 (FP)
28.3k
26.03k (x0.92)
Test#3 (Generic, ZIP)
6.27k
11.48k (x1.83)
Test#1 (Memory)
14.93k
25.05k (x1.68)
TOTAL
81.96k
84.56k (x1.03)

Multithread

i7-9700K

5950X
Test#1 (Integers)
244.31k
340.22k (x1.39)
Test#2 (FP)
199.72k
463.72k (x2.32)
Test#3 (Generic, ZIP)
43.15k
200.38k (x4.64)
Test#1 (Memory)
7.2k
32.83k (x4.56)
TOTAL
494.38k
1037.15k (x2.1)

Performance/W
i7-9700K
5950X
Test#1 (Integers)
2572 points/W
3240 points/W
Test#2 (FP)
2102 points/W
4416 points/W
Test#3 (Generic, ZIP)
454 points/W
1908 points/W
Test#1 (Memory)
76 points/W
313 points/W
TOTAL
5204 points/W
9878 points/W

Performance/GHz
i7-9700K
5950X
Test#1 (Integers)
6623 points/GHz
4490 points/GHz
Test#2 (FP)
5776 points/GHz
5312 points/GHz
Test#3 (Generic, ZIP)
1281 points/GHz
2343 points/GHz
Test#1 (Memory)
3047 points/GHz
5111 points/GHz
TOTAL
16726 points/GHz
17257 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