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Core i9-10900K vs i3-12100T


Description
The i9-10900K is based on Comet Lake architecture while the i3-12100T is based on Alder Lake.

Using the multithread performance as a reference, the i9-10900K gets a score of 685.6 k points while the i3-12100T gets 330.6 k points.

Summarizing, the i9-10900K is 2.1 times faster than the i3-12100T. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0655
90675
Core
Comet Lake-S
Alder Lake-S
Architecture
Base frecuency
3.7 GHz
2.2 GHz
Boost frecuency
5.2 GHz
4.1 GHz
Socket
LGA 1200
LGA 1700
Cores/Threads
10/20
4/8
TDP
125 W
35 W
Cache L1 (d+i)
10x32+10x32 kB
4x32+4x48 kB
Cache L2
10x256 kB
4x1280 kB
Cache L3
20480 kB
12288 kB
Date
April 2020
January 2022
Mean monothread perf.
80.41k points
93.54k points
Mean multithread perf.
685.65k points
330.62k points

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i9-10900K
i3-12100T
Test#1 (Integers)
19.5k
22.39k (x1.15)
Test#2 (FP)
28.01k
22.29k (x0.8)
Test#3 (Generic, ZIP)
7.45k
13.37k (x1.79)
Test#1 (Memory)
15.82k
13.72k (x0.87)
TOTAL
70.79k
71.76k (x1.01)

Multithread

i9-10900K

i3-12100T
Test#1 (Integers)
194.49k
76.69k (x0.39)
Test#2 (FP)
312.59k
104.06k (x0.33)
Test#3 (Generic, ZIP)
89.14k
53.2k (x0.6)
Test#1 (Memory)
12.58k
8.86k (x0.7)
TOTAL
608.81k
242.81k (x0.4)

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
i9-10900K
i3-12100T
Test#1 (Integers)
32.67k
43.24k (x1.32)
Test#2 (FP)
28.49k
23.76k (x0.83)
Test#3 (Generic, ZIP)
6.53k
12.67k (x1.94)
Test#1 (Memory)
12.72k
13.88k (x1.09)
TOTAL
80.41k
93.54k (x1.16)

Multithread

i9-10900K

i3-12100T
Test#1 (Integers)
307.39k
150.28k (x0.49)
Test#2 (FP)
298.47k
126.29k (x0.42)
Test#3 (Generic, ZIP)
72.94k
45.32k (x0.62)
Test#1 (Memory)
6.85k
8.73k (x1.27)
TOTAL
685.65k
330.62k (x0.48)

Performance/W
i9-10900K
i3-12100T
Test#1 (Integers)
2459 points/W
4294 points/W
Test#2 (FP)
2388 points/W
3608 points/W
Test#3 (Generic, ZIP)
583 points/W
1295 points/W
Test#1 (Memory)
55 points/W
249 points/W
TOTAL
5485 points/W
9446 points/W

Performance/GHz
i9-10900K
i3-12100T
Test#1 (Integers)
6282 points/GHz
10546 points/GHz
Test#2 (FP)
5479 points/GHz
5794 points/GHz
Test#3 (Generic, ZIP)
1257 points/GHz
3089 points/GHz
Test#1 (Memory)
2445 points/GHz
3384 points/GHz
TOTAL
15463 points/GHz
22814 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