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Core i5-10400T vs i3-1220P


Description
The i5-10400T is based on Comet Lake architecture while the i3-1220P is based on Alder Lake.

Using the multithread performance as a reference, the i5-10400T gets a score of 307.2 k points while the i3-1220P gets 404.7 k points.

Summarizing, the i3-1220P is 1.3 times faster than the i5-10400T. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0653
906a4
Core
Comet Lake-S
Alder Lake-P
Architecture
Base frecuency
2 GHz
1.5 GHz
Boost frecuency
3.6 GHz
4.4 GHz
Socket
FC-LGA 1200
BGA 1744
Cores/Threads
6/12
10/12
TDP
35 W
28 W
Cache L1 (d+i)
6x32+6x32 kB
2x32/8x64+2x48/8x32 kB
Cache L2
6x256 kB
2x1280/2x2048 kB
Cache L3
12288 kB
12288 kB
Date
April 2020
March 2022
Mean monothread perf.
57.85k points
81.92k points
Mean multithread perf.
307.18k points
404.74k 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
i5-10400T
i3-1220P
Test#1 (Integers)
22k
37.43k (x1.7)
Test#2 (FP)
19.98k
19.6k (x0.98)
Test#3 (Generic, ZIP)
4.57k
12.99k (x2.85)
Test#1 (Memory)
11.31k
11.9k (x1.05)
TOTAL
57.85k
81.92k (x1.42)

Multithread

i5-10400T

i3-1220P
Test#1 (Integers)
136.69k
178.85k (x1.31)
Test#2 (FP)
135.25k
153.82k (x1.14)
Test#3 (Generic, ZIP)
32.76k
69.38k (x2.12)
Test#1 (Memory)
2.48k
2.69k (x1.08)
TOTAL
307.18k
404.74k (x1.32)

Performance/W
i5-10400T
i3-1220P
Test#1 (Integers)
3905 points/W
6387 points/W
Test#2 (FP)
3864 points/W
5494 points/W
Test#3 (Generic, ZIP)
936 points/W
2478 points/W
Test#1 (Memory)
71 points/W
96 points/W
TOTAL
8776 points/W
14455 points/W

Performance/GHz
i5-10400T
i3-1220P
Test#1 (Integers)
6111 points/GHz
8506 points/GHz
Test#2 (FP)
5549 points/GHz
4455 points/GHz
Test#3 (Generic, ZIP)
1268 points/GHz
2953 points/GHz
Test#1 (Memory)
3141 points/GHz
2704 points/GHz
TOTAL
16069 points/GHz
18618 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