Intel Core i9 12900 vs Intel Core i5 10400T
CPU · Specs Compare
General Parameters
Release Date
Jan 2022
May 2020
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Core Architecture
Alder Lake-S
Comet Lake
Integrated Graphics
UHD Graphics 770
UHD Graphics 630
Generation
Core i9 (Alder Lake-S)
—
Instruction Set
—
x86-64
Processor Number
—
i5-10400T
Package
Manufacturing Process
10 nm
14 nm
Socket
Intel Socket 1700
LGA-1200
Power Consumption
65 W
25-35 W
Peak Operating Temperature
72 °C
100 °C
Foundry
Intel
—
Die Size
215 mm²
—
Package
FC-LGA16A
—
CPU Performance
Performance Cores
8
6
Performance Core Threads
16
12
Performance Core Base Frequency
2.4 GHz
2.0 GHz
Performance Core Turbo Frequency
5.1 GHz
3.6 GHz
Efficiency Cores
8
—
Efficiency Core Threads
8
—
Efficiency Core Base Frequency
1800 MHz
—
Efficiency Core Turbo Frequency
3.8 GHz
—
Total Core Count
16
6
Total Thread Count
24
12
Bus Frequency
100 MHz
100 MHz
Multiplier
24.0
20x
L1 Cache
80 KB per core
64 K per core
L2 Cache
1.25 MB per core
256 K per core
L3 Cache
30 MB shared
12 MB shared
Unlocked Multiplier
Yes
No
SMP
1
—
Memory Parameters
Memory Types
DDR4-3200, DDR5-4800
DDR4-2666
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
41.6 GB/s
ECC Memory Support
No
No
Max Memory Size
—
128 GB
Miscellaneous
PCIe Version
5
3.0
PCIe Lanes
20
16
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
350 MHz
GPU Max Dynamic Frequency
—
1000 MHz
Shader Units
—
192
Texture Units
—
24
Raster Operation Units
—
3
Execution Units
—
24
Power Consumption
—
15 W
Max Resolution
—
4096x2304 - 60 Hz
Benchmark
Cinebench R23
1,988
—
Cinebench R23
26,454
—
Geekbench 6
2,727
1,201
Geekbench 6
13,396
5,107
Blender
183
—
Geekbench 5
—
921
Geekbench 5
—
4,677
Passmark CPU
—
2,146
Passmark CPU
—
9,901
▲ Specs Compare
Data sourced from official specifications and benchmark tests.