Intel Core Ultra 7 366H vs Intel Core i5 8257U
CPU Specs Compare
General Parameters
Release Date
Jan 2026
Jul 2019
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Panther Lake
Coffee Lake
Processor Number
366H
i5-8257U
Integrated Graphics
Graphics 4 Xe3
Iris Plus Graphics 645
Generation
Intel Core Ultra Series 3
-
Package
Manufacturing Process
3 nm
14 nm
Socket
Custom
BGA-1528
Power Consumption
15-25 W
15 W
Max Turbo Power Consumption
80 W
-
Peak Operating Temperature
100 °C
100 °C
CPU Performance
Performance Cores
4
4
Performance Core Threads
4
8
Performance Core Base Frequency
2.0 GHz
1.4 GHz
Performance Core Turbo Frequency
4.8 GHz
3.9 GHz
Efficiency Cores
12
-
Efficiency Core Threads
12
-
Efficiency Core Base Frequency
1.6 GHz
-
Efficiency Core Turbo Frequency
3.8 GHz
-
Total Core Count
16
4
Total Thread Count
16
8
Bus Frequency
100 MHz
-
Multiplier
20
14x
L1 Cache
192 K per core
32 K per core
L2 Cache
2560 K per core
256 K per core
L3 Cache
18 MB shared
6 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
LPDDR5X-8533,DDR5-7200
DDR4-2400, LPDDR3-2133
Max Memory Size
128 GB
32 GB
Max Memory Channels
2
2
Max Memory Bandwidth
136.5 GB/s
37.5 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
300 MHz
GPU Max Dynamic Frequency
2500 MHz
1050 MHz
Shader Units
1024
384
Texture Units
64
48
Raster Operation Units
32
6
Execution Units
4
48
Max Resolution
7680 x 4320 @ 60Hz
4096x2304 - 60 Hz
Power Consumption
-
15 W
AI Accelerator
Theoretical performance
50 TOPS
-
Miscellaneous
📊 Benchmark
Geekbench 6
2,760
1,210
Geekbench 6
16,088
3,922
Cinebench R23
-
996
Cinebench R23
-
4,031
Geekbench 5
-
916
Geekbench 5
-
3,820