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Core i9-14900KF vs i9-10980XE


Description
The i9-14900KF is based on Raptor Lake architecture while the i9-10980XE is based on Cascade Lake.

Using the multithread performance as a reference, the i9-14900KF gets a score of 1666.1 k points while the i9-10980XE gets 1241.1 k points.

Summarizing, the i9-14900KF is 1.3 times faster than the i9-10980XE. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
b0671
50657
Core
Raptor Lake-S
Cascade Lake-X
Architecture
Raptor Lake
Base frecuency
3.2 GHz
3 GHz
Boost frecuency
6 GHz
4.8 GHz
Socket
LGA 1700
LGA 2066
Cores/Threads
24/32
18/36
TDP
125 W
165 W
Cache L1 (d+i)
8x32/16x64+8x48/16x32 kB
18x32+18x32 kB
Cache L2
8x2048/4x4096 kB
18x1024 kB
Cache L3
36864 kB
25344 kB
Date
October 2023
November 2019
Mean monothread perf.
140.62k points
68.33k points
Mean multithread perf.
1666.12k points
1241.12k 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
i9-14900KF
i9-10980XE
Test#1 (Integers)
63.88k
29.53k (x0.46)
Test#2 (FP)
35.61k
22.59k (x0.63)
Test#3 (Generic, ZIP)
18.69k
5.99k (x0.32)
Test#1 (Memory)
22.44k
10.22k (x0.46)
TOTAL
140.62k
68.33k (x0.49)

Multithread

i9-14900KF

i9-10980XE
Test#1 (Integers)
754.96k
587.06k (x0.78)
Test#2 (FP)
590.12k
496.41k (x0.84)
Test#3 (Generic, ZIP)
291.95k
134.66k (x0.46)
Test#1 (Memory)
29.1k
22.99k (x0.79)
TOTAL
1666.12k
1241.12k (x0.74)

Performance/W
i9-14900KF
i9-10980XE
Test#1 (Integers)
6040 points/W
3558 points/W
Test#2 (FP)
4721 points/W
3009 points/W
Test#3 (Generic, ZIP)
2336 points/W
816 points/W
Test#1 (Memory)
233 points/W
139 points/W
TOTAL
13329 points/W
7522 points/W

Performance/GHz
i9-14900KF
i9-10980XE
Test#1 (Integers)
10647 points/GHz
6153 points/GHz
Test#2 (FP)
5935 points/GHz
4707 points/GHz
Test#3 (Generic, ZIP)
3114 points/GHz
1248 points/GHz
Test#1 (Memory)
3740 points/GHz
2129 points/GHz
TOTAL
23437 points/GHz
14236 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