Intel Core Ultra 7 255U vs Intel Processor U300
We compared two laptop CPUs: Intel Core Ultra 7 255U with 12 cores 2.0GHz and Intel Processor U300 with 5 cores 1.2GHz . 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 2 years late
Higher specification of memory (8400 vs 5200)
Higher base frequency (2.0GHz vs 1.2GHz)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (3nm vs 10nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 255U
+14%
1803
Intel Processor U300
1571
Cinebench R23 Multi Core
Intel Core Ultra 7 255U
+143%
11888
Intel Processor U300
4883
Geekbench 6 Single Core
Intel Core Ultra 7 255U
+19%
2582
Intel Processor U300
2156
Geekbench 6 Multi Core
Intel Core Ultra 7 255U
+114%
10941
Intel Processor U300
5096
General Parameters
Jan 2025
Release Date
Jan 2023
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Raptor Lake
255U
Processor Number
U300
FCBGA-2049
Socket
BGA-1744
Arc Graphics (4-Cores)
Integrated Graphics
UHD Graphics (48EU)
Package
3 nm
Manufacturing Process
10 nm
12-15 W
Power Consumption
12-15 W
57 W
Max Turbo Power Consumption
55 W
110 °C
Peak Operating Temperature
100 °C
CPU Performance
2
Performance Cores
1
4
Performance Core Threads
2
2.0 GHz
Performance Core Base Frequency
1.2 GHz
5.2 GHz
Performance Core Turbo Frequency
4.4 GHz
10
Efficiency Cores
4
10
Efficiency Core Threads
4
1.7 GHz
Efficiency Core Base Frequency
0.9 GHz
4.2 GHz
Efficiency Core Turbo Frequency
3.3 GHz
12
Total Core Count
5
14
Total Thread Count
6
100 MHz
Bus Frequency
100 MHz
20
Multiplier
12
112 K per core
L1 Cache
80 K per core
2 MB per core
L2 Cache
1280 K per core
12 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
Memory Parameters
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Memory Types
DDR5-5200,DDR4-3200,LPDDR5-5200,LPDDR5x-5200,LPDDR4x-4267
128 GB
Max Memory Size
96 GB
2
Max Memory Channels
2
-
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
-
GPU Base Frequency
400 MHz
2100 MHz
GPU Max Dynamic Frequency
1100 MHz
-
Shader Units
384
-
Texture Units
24
-
Raster Operation Units
12
-
Execution Units
48
-
Power Consumption
15
-
Graphics Performance
0.8 TFLOPS
