Intel Core i9 14900KF vs Intel Core i5 8257U
CPU Specs Compare
General Parameters
Release Date
Oct 2023
Jul 2019
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Raptor Lake Refresh
Coffee Lake
Processor Number
i9-14900KF
i5-8257U
Integrated Graphics
No
Iris Plus Graphics 645
Generation
Core i9 (Raptor Lake Refresh)
-
Package
Manufacturing Process
10 nm
14 nm
Socket
LGA-1700
BGA-1528
Power Consumption
125 W
15 W
Max Turbo Power Consumption
253 W
-
Peak Operating Temperature
100°C
100 °C
Foundry
Intel
-
Die Size
257 mm²
-
Package
FC-LGA16A
-
CPU Performance
Performance Cores
8
4
Performance Core Threads
16
8
Performance Core Base Frequency
3.2 GHz
1.4 GHz
Performance Core Turbo Frequency
6 GHz
3.9 GHz
Efficiency Cores
16
-
Efficiency Core Threads
16
-
Efficiency Core Base Frequency
2.4 GHz
-
Efficiency Core Turbo Frequency
4.4 GHz
-
Total Core Count
24
4
Total Thread Count
32
8
Bus Frequency
100 MHz
-
Multiplier
32x
14x
L1 Cache
80 K per core
32 K per core
L2 Cache
2 MB per core
256 K per core
L3 Cache
36 MB shared
6 MB shared
Unlocked Multiplier
Yes
No
SMP
1
-
Memory Parameters
Memory Types
DDR5-5600, DDR4-3200
DDR4-2400, LPDDR3-2133
Max Memory Size
192 GB
32 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
37.5 GB/s
ECC Memory Support
Yes
No
Miscellaneous
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
300 MHz
GPU Max Dynamic Frequency
-
1050 MHz
Shader Units
-
384
Texture Units
-
48
Raster Operation Units
-
6
Execution Units
-
48
Power Consumption
-
15 W
Max Resolution
-
4096x2304 - 60 Hz
📊 Benchmark
Cinebench R23
2,358
996
Cinebench R23
38,497
4,031
Geekbench 6
3,176
1,210
Geekbench 6
22,411
3,922
Cinebench 2024
139
-
Cinebench 2024
2,177
-
Blender
670
-
Passmark CPU
4,722
-
Passmark CPU
60,232
-
Geekbench 5
-
916
Geekbench 5
-
3,820