Intel Core i5 8257U vs Intel Core i9 14900K
CPU Specs Compare
General Parameters
Release Date
Jul 2019
Oct 2023
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Raptor Lake Refresh
Processor Number
i5-8257U
i9-14900K
Integrated Graphics
Iris Plus Graphics 645
UHD Graphics 770
Generation
-
Core i9 (Raptor Lake Refresh)
Package
Manufacturing Process
14 nm
10 nm
Socket
BGA-1528
LGA-1700
Power Consumption
15 W
125 W
Peak Operating Temperature
100 °C
100°C
Max Turbo Power Consumption
-
253 W
Foundry
-
Intel
Die Size
-
257 mm²
Package
-
FC-LGA16A
CPU Performance
Performance Cores
4
8
Performance Core Threads
8
16
Performance Core Base Frequency
1.4 GHz
3.2 GHz
Performance Core Turbo Frequency
3.9 GHz
6 GHz
Total Core Count
4
24
Total Thread Count
8
32
Multiplier
14x
32x
L1 Cache
32 K per core
80 K per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
6 MB shared
36 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
-
16
Efficiency Core Threads
-
16
Efficiency Core Base Frequency
-
2.4 GHz
Efficiency Core Turbo Frequency
-
4.4 GHz
Bus Frequency
-
100 MHz
SMP
-
1
Memory Parameters
Memory Types
DDR4-2400, LPDDR3-2133
DDR5-5600, DDR4-3200
Max Memory Size
32 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
37.5 GB/s
89.6 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1050 MHz
1650 MHz
Shader Units
384
256
Texture Units
48
16
Raster Operation Units
6
8
Execution Units
48
32
Power Consumption
15 W
15 W
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
📊 Benchmark
Cinebench R23
996
2,358
Cinebench R23
4,031
38,497
Geekbench 6
1,210
3,169
Geekbench 5
916
-
Geekbench 6
3,922
22,637
Geekbench 5
3,820
-
Cinebench 2024
-
136
Cinebench 2024
-
2,130
Blender
-
671
Passmark CPU
-
4,770
Passmark CPU
-
61,120