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Core i9-9880H vs i7-12700K


Description
The i9-9880H is based on Coffee Lake architecture while the i7-12700K is based on Alder Lake.

Using the multithread performance as a reference, the i9-9880H gets a score of 381.5 k points while the i7-12700K gets 1034.1 k points.

Summarizing, the i7-12700K is 2.7 times faster than the i9-9880H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
90672
Core
Coffee Lake-H
Alder Lake
Architecture
Base frecuency
2.3 GHz
2.7 GHz
Boost frecuency
4.8 GHz
5 GHz
Socket
BGA 1440
LGA 1700
Cores/Threads
8/16
12/20
TDP
45 W
190 W
Cache L1 (d+i)
8x32+8x32 kB
8x32/4x64+8x48/4x32 kB
Cache L2
8x256 kB
8x1280+4x2048 kB
Cache L3
16386 kB
25600 kB
Date
April 2019
November 2021
Mean monothread perf.
73.53k points
110.2k points
Mean multithread perf.
381.53k points
1034.06k 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
i9-9880H
i7-12700K
Test#1 (Integers)
27.81k
52.13k (x1.87)
Test#2 (FP)
25.88k
28.97k (x1.12)
Test#3 (Generic, ZIP)
5.65k
15.04k (x2.66)
Test#1 (Memory)
14.19k
14.07k (x0.99)
TOTAL
73.53k
110.2k (x1.5)

Multithread

i9-9880H

i7-12700K
Test#1 (Integers)
175.69k
458.8k (x2.61)
Test#2 (FP)
166.56k
377.45k (x2.27)
Test#3 (Generic, ZIP)
35.04k
171.31k (x4.89)
Test#1 (Memory)
4.23k
26.51k (x6.26)
TOTAL
381.53k
1034.06k (x2.71)

Performance/W
i9-9880H
i7-12700K
Test#1 (Integers)
3904 points/W
2415 points/W
Test#2 (FP)
3701 points/W
1987 points/W
Test#3 (Generic, ZIP)
779 points/W
902 points/W
Test#1 (Memory)
94 points/W
140 points/W
TOTAL
8478 points/W
5442 points/W

Performance/GHz
i9-9880H
i7-12700K
Test#1 (Integers)
5793 points/GHz
10425 points/GHz
Test#2 (FP)
5392 points/GHz
5794 points/GHz
Test#3 (Generic, ZIP)
1178 points/GHz
3008 points/GHz
Test#1 (Memory)
2956 points/GHz
2813 points/GHz
TOTAL
15319 points/GHz
22040 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