Intel Core Ultra 7 255U vs Intel Core Ultra 5 238V
We compared two laptop CPUs: Intel Core Ultra 7 255U with 12 cores 2.0GHz and Intel Core Ultra 5 238V with 8 cores 2.1GHz . 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
Larger L3 cache size (12MB vs 8MB)
Lower TDP (15W vs 37W)
Intel Core Ultra 5 238V 's Advantages
Higher specification of memory (8533 vs 8400)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.1GHz vs 2.0GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 255U
1803
Intel Core Ultra 5 238V
+9%
1977
Cinebench R23 Multi Core
Intel Core Ultra 7 255U
+2%
11888
Intel Core Ultra 5 238V
11635
Geekbench 6 Single Core
Intel Core Ultra 7 255U
2582
Intel Core Ultra 5 238V
+3%
2684
Geekbench 6 Multi Core
Intel Core Ultra 7 255U
+8%
10941
Intel Core Ultra 5 238V
10130
Cinebench 2024 Single Core
Intel Core Ultra 7 255U
101
Intel Core Ultra 5 238V
+16%
118
General Parameters
Jan 2025
Release Date
Sep 2024
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Lunar Lake
255U
Processor Number
238V
FCBGA-2049
Socket
FCBGA-2833
Arc Graphics (4-Cores)
Integrated Graphics
Arc Graphics 130V
-
Generation
Ultra 5 (Lunar Lake)
Package
3 nm
Manufacturing Process
3 nm
12-15 W
Power Consumption
17-37 W
57 W
Max Turbo Power Consumption
-
110 °C
Peak Operating Temperature
100 °C
-
Foundry
TSMC
CPU Performance
2
Performance Cores
4
4
Performance Core Threads
4
2.0 GHz
Performance Core Base Frequency
2.1 GHz
5.2 GHz
Performance Core Turbo Frequency
4.7 GHz
10
Efficiency Cores
4
10
Efficiency Core Threads
4
1.7 GHz
Efficiency Core Base Frequency
2.1 GHz
4.2 GHz
Efficiency Core Turbo Frequency
3.5 GHz
12
Total Core Count
8
14
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
20
Multiplier
21x
-
L0 Cache
48 KB per core
112 K per core
L1 Cache
192 KB per core
2 MB per core
L2 Cache
14 MB
12 MB shared
L3 Cache
8 MB
No
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Memory Types
LPDDR5X-8533
128 GB
Max Memory Size
16 GB
2
Max Memory Channels
2
-
Max Memory Bandwidth
136 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
-
GPU Base Frequency
600 MHz
2100 MHz
GPU Max Dynamic Frequency
1850 MHz
-
Shader Units
896
-
Texture Units
-
Raster Operation Units
-
Execution Units
7
-
Power Consumption
-
Graphics Performance
3.32 TFLOPS
AI Accelerator
-
NPU
Intel® AI Boost
-
Theoretical performance
40 TOPS
Miscellaneous
4.0
PCIe Version
5.0
20
PCIe Lanes
8
