Intel Core i7 14700K 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
i7-14700K
i5-8257U
Integrated Graphics
UHD Graphics 770
Iris Plus Graphics 645
Generation
Core i7 (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
3.4 GHz
1.4 GHz
Performance Core Turbo Frequency
5.6 GHz
3.9 GHz
Efficiency Cores
12
—
Efficiency Core Threads
12
—
Efficiency Core Base Frequency
2.5 GHz
—
Efficiency Core Turbo Frequency
4.3 GHz
—
Total Core Count
20
4
Total Thread Count
28
8
Bus Frequency
100 MHz
—
Multiplier
34x
14x
L1 Cache
80 K per core
32 K per core
L2 Cache
2 MB per core
256 K per core
L3 Cache
33 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
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1600 MHz
1050 MHz
Shader Units
256
384
Texture Units
16
48
Raster Operation Units
8
6
Execution Units
32
48
Power Consumption
15 W
15 W
Max Resolution
—
4096x2304 - 60 Hz
Miscellaneous
PCIe Version
5.0
3.0
PCIe Lanes
20
16
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2
Benchmark
Cinebench R23
2,174
996
Cinebench R23
34,805
4,031
Geekbench 6
3,019
1,210
Geekbench 6
20,412
3,922
Cinebench 2024
129
—
Cinebench 2024
1,987
—
Blender
580
—
Passmark CPU
4,485
—
Passmark CPU
53,739
—
Geekbench 5
—
916
Geekbench 5
—
3,820
▲ Specs Compare
Data sourced from official specifications and benchmark tests.