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Core i5-12600K vs i9-7980XE


Description
The i5-12600K is based on Alder Lake architecture while the i9-7980XE is based on Skylake.

Using the multithread performance as a reference, the i5-12600K gets a score of 764.7 k points while the i9-7980XE gets 1223.8 k points.

Summarizing, the i9-7980XE is 1.6 times faster than the i5-12600K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90672
50654
Core
Arder Lake-S
Skylake-X
Architecture
Base frecuency
3.7 GHz
2.6 GHz
Boost frecuency
4.9 GHz
4.4 GHz
Socket
LGA 1700
LGA 2066
Cores/Threads
6/12
18/36
TDP
65 W
165 W
Cache L1 (d+i)
6x32+6x48 kB
18x32+18x32 kB
Cache L2
6x1280 kB
18x1024 kB
Cache L3
18432 kB
25344 kB
Date
January 2022
May 2017
Mean monothread perf.
111.14k points
76.43k points
Mean multithread perf.
764.68k points
1223.79k 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
i5-12600K
i9-7980XE
Test#1 (Integers)
52.6k
31.16k (x0.59)
Test#2 (FP)
27.28k
28.13k (x1.03)
Test#3 (Generic, ZIP)
14.86k
6.65k (x0.45)
Test#1 (Memory)
16.4k
10.5k (x0.64)
TOTAL
111.14k
76.43k (x0.69)

Multithread

i5-12600K

i9-7980XE
Test#1 (Integers)
356.58k
560.19k (x1.57)
Test#2 (FP)
263.15k
516.97k (x1.96)
Test#3 (Generic, ZIP)
126.87k
123.94k (x0.98)
Test#1 (Memory)
18.08k
22.69k (x1.25)
TOTAL
764.68k
1223.79k (x1.6)

Performance/W
i5-12600K
i9-7980XE
Test#1 (Integers)
5486 points/W
3395 points/W
Test#2 (FP)
4048 points/W
3133 points/W
Test#3 (Generic, ZIP)
1952 points/W
751 points/W
Test#1 (Memory)
278 points/W
137 points/W
TOTAL
11764 points/W
7417 points/W

Performance/GHz
i5-12600K
i9-7980XE
Test#1 (Integers)
10735 points/GHz
7081 points/GHz
Test#2 (FP)
5568 points/GHz
6392 points/GHz
Test#3 (Generic, ZIP)
3033 points/GHz
1512 points/GHz
Test#1 (Memory)
3346 points/GHz
2386 points/GHz
TOTAL
22682 points/GHz
17371 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