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Core i7-9700K vs Ryzen 9 5900X


Description
The i7-9700K is based on Coffee Lake architecture while the 5900X 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 5900X gets 816 k points.

Summarizing, the 5900X is 1.7 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
3.7 GHz
Boost frecuency
4.9 GHz
4.8 GHz
Socket
LGA 1151
AM4
Cores/Threads
8/8
12/24
TDP
95 W
105 W
Cache L1 (d+i)
8x32+8x32 kB
12x32+12x32 kB
Cache L2
8x256 kB
12x512 kB
Cache L3
12288 kB
2x32768 kB
Date
October 2018
November 2020
Mean monothread perf.
81.96k points
83.42k points
Mean multithread perf.
494.38k points
816.01k 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
i7-9700K
5900X
Test#1 (Integers)
32.45k
22.58k (x0.7)
Test#2 (FP)
28.3k
24.83k (x0.88)
Test#3 (Generic, ZIP)
6.27k
11.23k (x1.79)
Test#1 (Memory)
14.93k
24.78k (x1.66)
TOTAL
81.96k
83.42k (x1.02)

Multithread

i7-9700K

5900X
Test#1 (Integers)
244.31k
259.31k (x1.06)
Test#2 (FP)
199.72k
343.12k (x1.72)
Test#3 (Generic, ZIP)
43.15k
155.92k (x3.61)
Test#1 (Memory)
7.2k
57.66k (x8)
TOTAL
494.38k
816.01k (x1.65)

Performance/W
i7-9700K
5900X
Test#1 (Integers)
2572 points/W
2470 points/W
Test#2 (FP)
2102 points/W
3268 points/W
Test#3 (Generic, ZIP)
454 points/W
1485 points/W
Test#1 (Memory)
76 points/W
549 points/W
TOTAL
5204 points/W
7772 points/W

Performance/GHz
i7-9700K
5900X
Test#1 (Integers)
6623 points/GHz
4704 points/GHz
Test#2 (FP)
5776 points/GHz
5172 points/GHz
Test#3 (Generic, ZIP)
1281 points/GHz
2340 points/GHz
Test#1 (Memory)
3047 points/GHz
5163 points/GHz
TOTAL
16726 points/GHz
17379 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