Intel Celeron 7305 vs Intel Core Ultra 7 255U
We compared two laptop CPUs: Intel Celeron 7305 with 5 cores 1.1GHz and Intel Core Ultra 7 255U with 12 cores 2.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 255U 's Advantages
Released 3 years late
Higher specification of memory (8400 vs 5200)
Higher base frequency (2.0GHz vs 1.1GHz)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (3nm vs 10nm)
Score
Benchmark
Geekbench 6 Single Core
Intel Celeron 7305
546
Intel Core Ultra 7 255U
+372%
2582
Geekbench 6 Multi Core
Intel Celeron 7305
1248
Intel Core Ultra 7 255U
+776%
10941
General Parameters
Jan 2022
Release Date
Jan 2025
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Arrow Lake
7305
Processor Number
255U
BGA-1744
Socket
FCBGA-2049
UHD Graphics (48 EU)
Integrated Graphics
Arc Graphics (4-Cores)
Package
10 nm
Manufacturing Process
3 nm
12-15 W
Power Consumption
12-15 W
55 W
Max Turbo Power Consumption
57 W
100°C
Peak Operating Temperature
110 °C
CPU Performance
1
Performance Cores
2
1
Performance Core Threads
4
1.1 GHz
Performance Core Base Frequency
2.0 GHz
-
Performance Core Turbo Frequency
5.2 GHz
4
Efficiency Cores
10
4
Efficiency Core Threads
10
0.9 GHz
Efficiency Core Base Frequency
1.7 GHz
-
Efficiency Core Turbo Frequency
4.2 GHz
5
Total Core Count
12
5
Total Thread Count
14
100 MHz
Bus Frequency
100 MHz
11x
Multiplier
20
80 K per core
L1 Cache
112 K per core
1280 K per core
L2 Cache
2 MB per core
8 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
-
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
1100 MHz
GPU Max Dynamic Frequency
2100 MHz
