Intel Core i5 8257U vs Intel Core i7 14700
CPU Specs Compare
General Parameters
Release Date
Jul 2019
Jan 2024
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Raptor Lake Refresh
Processor Number
i5-8257U
i7-14700
Integrated Graphics
Iris Plus Graphics 645
UHD Graphics 770
Package
Manufacturing Process
14 nm
10 nm
Socket
BGA-1528
LGA-1700
Power Consumption
15 W
65 W
Peak Operating Temperature
100 °C
100°C
Max Turbo Power Consumption
-
219 W
CPU Performance
Performance Cores
4
8
Performance Core Threads
8
16
Performance Core Base Frequency
1.4 GHz
2.1 GHz
Performance Core Turbo Frequency
3.9 GHz
5.4 GHz
Total Core Count
4
20
Total Thread Count
8
28
Multiplier
14x
21x
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
33 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
-
12
Efficiency Core Threads
-
12
Efficiency Core Base Frequency
-
1.5 GHz
Efficiency Core Turbo Frequency
-
4.2 GHz
Bus Frequency
-
100 MHz
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
1600 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
2,106
Cinebench R23
4,031
32,602
Geekbench 6
1,210
2,866
Geekbench 5
916
-
Geekbench 6
3,922
16,746
Geekbench 5
3,820
-
Blender
-
448
Passmark CPU
-
4,126
Passmark CPU
-
46,819