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Core i9-10980XE vs i9-12900KF


Description
The i9-10980XE is based on Cascade Lake architecture while the i9-12900KF is based on Alder Lake.

Using the multithread performance as a reference, the i9-10980XE gets a score of 1241.1 k points while the i9-12900KF gets 1219.3 k points.

Summarizing, the i9-10980XE is 1 times faster than the i9-12900KF. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
50657
90672
Core
Cascade Lake-X
Alder Lake-S
Architecture
Base frecuency
3 GHz
3.2 GHz
Boost frecuency
4.8 GHz
5.2 GHz
Socket
LGA 2066
LGA 1700
Cores/Threads
18/36
16/24
TDP
165 W
125 W
Cache L1 (d+i)
18x32+18x32 kB
8x32/8x64+8x48/8x32 kB
Cache L2
18x1024 kB
8x1280+8x2048 kB
Cache L3
25344 kB
30720 kB
Date
November 2019
November 2021
Mean monothread perf.
68.33k points
120.97k points
Mean multithread perf.
1241.12k points
1219.33k points

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i9-10980XE
i9-12900KF
Test#1 (Integers)
16.4k
28.96k (x1.77)
Test#2 (FP)
20.97k
30k (x1.43)
Test#3 (Generic, ZIP)
5.82k
16.94k (x2.91)
Test#1 (Memory)
8.86k
17.14k (x1.94)
TOTAL
52.05k
93.05k (x1.79)

Multithread

i9-10980XE

i9-12900KF
Test#1 (Integers)
316.84k
166.25k (x0.52)
Test#2 (FP)
461.09k
172.03k (x0.37)
Test#3 (Generic, ZIP)
129.82k
96.95k (x0.75)
Test#1 (Memory)
22.09k
55.78k (x2.52)
TOTAL
929.85k
491.01k (x0.53)

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
i9-10980XE
i9-12900KF
Test#1 (Integers)
29.53k
57.05k (x1.93)
Test#2 (FP)
22.59k
29.66k (x1.31)
Test#3 (Generic, ZIP)
5.99k
16.48k (x2.75)
Test#1 (Memory)
10.22k
17.78k (x1.74)
TOTAL
68.33k
120.97k (x1.77)

Multithread

i9-10980XE

i9-12900KF
Test#1 (Integers)
587.06k
546.04k (x0.93)
Test#2 (FP)
496.41k
437.01k (x0.88)
Test#3 (Generic, ZIP)
134.66k
211.36k (x1.57)
Test#1 (Memory)
22.99k
24.92k (x1.08)
TOTAL
1241.12k
1219.33k (x0.98)

Performance/W
i9-10980XE
i9-12900KF
Test#1 (Integers)
3558 points/W
4368 points/W
Test#2 (FP)
3009 points/W
3496 points/W
Test#3 (Generic, ZIP)
816 points/W
1691 points/W
Test#1 (Memory)
139 points/W
199 points/W
TOTAL
7522 points/W
9755 points/W

Performance/GHz
i9-10980XE
i9-12900KF
Test#1 (Integers)
6153 points/GHz
10972 points/GHz
Test#2 (FP)
4707 points/GHz
5704 points/GHz
Test#3 (Generic, ZIP)
1248 points/GHz
3170 points/GHz
Test#1 (Memory)
2129 points/GHz
3419 points/GHz
TOTAL
14236 points/GHz
23264 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