Intel Core 3 305 vs Intel Core Ultra 7 255H
CPU Specs Compare
General Parameters
Release Date
Apr 2026
Jan 2025
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Core Architecture
Wildcat Lake
Arrow Lake
Integrated Graphics
Intel Xe3 Graphics (1 Xe)
Arc Graphics 140T
Generation
Core 3 (Wildcat Lake)
-
Instruction Set
-
x86-64
Processor Number
-
255H
Package
Manufacturing Process
3 nm
3 nm
Socket
Intel BGA 1516
FCBGA-2049
Power Consumption
15 W
20-28 W
Peak Operating Temperature
100°C
110 °C
Foundry
Intel
-
Package
FC-BGA
-
Max Turbo Power Consumption
-
115 W
CPU Performance
Performance Cores
2
6
Performance Core Threads
4
6
Performance Core Base Frequency
1.5 GHz
2.0 GHz
Performance Core Turbo Frequency
4.3 GHz
5.1 GHz
Efficiency Cores
4
10
Efficiency Core Threads
4
10
Efficiency Core Base Frequency
1400 MHz
1.5 GHz
Efficiency Core Turbo Frequency
3.3 GHz
4.4 GHz
Total Core Count
6
16
Total Thread Count
6
16
Bus Frequency
100 MHz
100 MHz
Multiplier
15.0
20
L1 Cache
192 KB
112 K per core
L2 Cache
2.5 MB
2 MB per core
L3 Cache
6 MB shared
24 MB shared
Unlocked Multiplier
No
No
SMP
1
-
Memory Parameters
Memory Types
DDR5-6400, LPDDR5-6400X-7467
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
64 GB
128 GB
Max Memory Channels
1
2
Max Memory Bandwidth
59.7 GB/s
-
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
-
true
GPU Max Dynamic Frequency
-
2250 MHz
📊 Benchmark
Cinebench R23
-
2,029
Cinebench R23
-
20,521
Geekbench 6
-
2,823
Geekbench 6
-
15,662
Cinebench 2024
-
115
Cinebench 2024
-
1,102
Blender
-
278