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Core i9-9900K vs Ryzen 5 4500U


Description
The i9-9900K is based on Coffee Lake architecture while the 4500U is based on Zen 2.

Using the multithread performance as a reference, the i9-9900K gets a score of 529.3 k points while the 4500U gets 194.3 k points.

Summarizing, the i9-9900K is 2.7 times faster than the 4500U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
860f01
Core
Coffee Lake-S
Renoir
Architecture
Base frecuency
3.6 GHz
2.3 GHz
Boost frecuency
5 GHz
4 GHz
Socket
LGA 1151
BGA 1140
Cores/Threads
8/16
6/6
TDP
95 W
15 W
Cache L1 (d+i)
8x32+8x32 kB
6x32+6x32 kB
Cache L2
8x256 kB
6x512 kB
Cache L3
16384 kB
2x4096 kB
Date
October 2018
January 2020
Mean monothread perf.
81.91k points
52.44k points
Mean multithread perf.
529.32k points
194.34k 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
i9-9900K
4500U
Test#1 (Integers)
32.08k
15.37k (x0.48)
Test#2 (FP)
28.17k
23.02k (x0.82)
Test#3 (Generic, ZIP)
6.68k
7.74k (x1.16)
Test#1 (Memory)
14.98k
6.32k (x0.42)
TOTAL
81.91k
52.44k (x0.64)

Multithread

i9-9900K

4500U
Test#1 (Integers)
242.98k
52.52k (x0.22)
Test#2 (FP)
220.16k
99.84k (x0.45)
Test#3 (Generic, ZIP)
53.97k
36.42k (x0.67)
Test#1 (Memory)
12.22k
5.56k (x0.45)
TOTAL
529.32k
194.34k (x0.37)

Performance/W
i9-9900K
4500U
Test#1 (Integers)
2558 points/W
3502 points/W
Test#2 (FP)
2317 points/W
6656 points/W
Test#3 (Generic, ZIP)
568 points/W
2428 points/W
Test#1 (Memory)
129 points/W
370 points/W
TOTAL
5572 points/W
12956 points/W

Performance/GHz
i9-9900K
4500U
Test#1 (Integers)
6417 points/GHz
3842 points/GHz
Test#2 (FP)
5634 points/GHz
5755 points/GHz
Test#3 (Generic, ZIP)
1335 points/GHz
1935 points/GHz
Test#1 (Memory)
2996 points/GHz
1579 points/GHz
TOTAL
16382 points/GHz
13111 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