Intel Core i5 8265U vs Intel Core Ultra 7 255U
CPU · Specs Compare
General Parameters
Release Date
Aug 2018
Jan 2025
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Whiskey Lake
Arrow Lake
Processor Number
i5-8265U
255U
Integrated Graphics
UHD Graphics 620
Arc Graphics (4-Cores)
Package
Manufacturing Process
14 nm
3 nm
Socket
BGA-1528
FCBGA-2049
Power Consumption
15 W
12-15 W
Peak Operating Temperature
100 °C
110 °C
Max Turbo Power Consumption
—
57 W
CPU Performance
Performance Cores
4
2
Performance Core Threads
8
4
Performance Core Base Frequency
1.6 GHz
2.0 GHz
Performance Core Turbo Frequency
3.9 GHz
5.2 GHz
Total Core Count
4
12
Total Thread Count
8
14
Bus Frequency
100 MHz
100 MHz
Multiplier
16x
20
L1 Cache
32 K per core
112 K per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
6 MB shared
12 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
—
10
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
1.7 GHz
Efficiency Core Turbo Frequency
—
4.2 GHz
Memory Parameters
Memory Types
DDR4-2400, LPDDR3-2133
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
37.5 GB/s
—
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
—
GPU Max Dynamic Frequency
1100 MHz
2100 MHz
Shader Units
192
—
Texture Units
24
—
Raster Operation Units
3
—
Execution Units
24
—
Power Consumption
15 W
—
Max Resolution
4096x2304 - 60 Hz
—
Miscellaneous
PCIe Version
3.0
4.0
PCIe Lanes
16
20
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
—
Benchmark
Cinebench R23
825
1,803
Cinebench R23
2,621
11,888
Geekbench 6
1,230
2,582
Geekbench 5
910
—
Geekbench 6
3,524
10,941
Geekbench 5
2,830
—
Blender
44
—
Passmark CPU
2,095
—
Passmark CPU
6,030
—
Cinebench 2024
—
101
Cinebench 2024
—
588
▲ Specs Compare
Data sourced from official specifications and benchmark tests.