Intel Core i9 12900T vs Intel Core i5 8257U
CPU Specs Compare
General Parameters
Release Date
Jan 2022
Jul 2019
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Core Architecture
Alder Lake-S
Coffee Lake
Integrated Graphics
UHD Graphics 770
Iris Plus Graphics 645
Generation
Core i9 (Alder Lake-S)
-
Instruction Set
-
x86-64
Processor Number
-
i5-8257U
Package
Manufacturing Process
10 nm
14 nm
Socket
Intel Socket 1700
BGA-1528
Power Consumption
35 W
15 W
Peak Operating Temperature
72 °C
100 °C
Foundry
Intel
-
Die Size
215 mm²
-
Package
FC-LGA16A
-
CPU Performance
Performance Cores
8
4
Performance Core Threads
16
8
Performance Core Base Frequency
1.4 GHz
1.4 GHz
Performance Core Turbo Frequency
4.9 GHz
3.9 GHz
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
1000 MHz
-
Efficiency Core Turbo Frequency
3.6 GHz
-
Total Core Count
16
4
Total Thread Count
24
8
Bus Frequency
100 MHz
-
Multiplier
14.0
14x
L1 Cache
80 KB per core
32 K per core
L2 Cache
1.25 MB per core
256 K per core
L3 Cache
30 MB shared
6 MB shared
Unlocked Multiplier
Yes
No
SMP
1
-
Memory Parameters
Memory Types
DDR4-3200, DDR5-4800
DDR4-2400, LPDDR3-2133
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
37.5 GB/s
ECC Memory Support
No
No
Max Memory Size
-
32 GB
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1550 MHz
1050 MHz
Execution Units
32
48
Shader Units
-
384
Texture Units
-
48
Raster Operation Units
-
6
Power Consumption
-
15 W
Max Resolution
-
4096x2304 - 60 Hz
Miscellaneous
📊 Benchmark
Cinebench R23
1,865
996
Cinebench R23
22,804
4,031
Geekbench 6
2,362
1,210
Geekbench 6
12,384
3,922
Blender
153
-
Geekbench 5
-
916
Geekbench 5
-
3,820