Intel Core Ultra 7 155U vs Intel Core i3 N305
We compared two laptop CPUs: Intel Core Ultra 7 155U with 12 cores 1.7GHz and Intel Core i3 N305 with 8 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 155U 's Advantages
Released 11 months late
Better graphics card performance
Higher specification of memory (7467 vs 4800)
Larger memory bandwidth (120GB/s vs 38.4GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (12MB vs 6MB)
More modern manufacturing process (7nm vs 10nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 155U
+70%
1730
Intel Core i3 N305
1017
Cinebench R23 Multi Core
Intel Core Ultra 7 155U
+123%
9875
Intel Core i3 N305
4409
Geekbench 6 Single Core
Intel Core Ultra 7 155U
+72%
2314
Intel Core i3 N305
1338
Geekbench 6 Multi Core
Intel Core Ultra 7 155U
+79%
9486
Intel Core i3 N305
5279
Blender
Intel Core Ultra 7 155U
+125%
140
Intel Core i3 N305
62
Passmark CPU Single Core
Intel Core Ultra 7 155U
+55%
3413
Intel Core i3 N305
2190
Passmark CPU Multi Core
Intel Core Ultra 7 155U
+64%
16486
Intel Core i3 N305
10001
General Parameters
Dec 2023
Release Date
Jan 2023
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Meteor Lake
Core Architecture
Alder Lake
155U
Processor Number
i3-N305
FCBGA-2049
Socket
BGA-1744
Arc Graphics (4-Cores)
Integrated Graphics
UHD Graphics (32EU)
Package
7 nm
Manufacturing Process
10 nm
12-15 W
Power Consumption
9-15 W
57 W
Max Turbo Power Consumption
-
110 °C
Peak Operating Temperature
105 °C
CPU Performance
2
Performance Cores
-
4
Performance Core Threads
-
1.7 GHz
Performance Core Base Frequency
4.8 GHz
Performance Core Turbo Frequency
-
10
Efficiency Cores
8
10
Efficiency Core Threads
8
1.2 GHz
Efficiency Core Base Frequency
1.8 GHz
3.8 GHz
Efficiency Core Turbo Frequency
3.9 GHz
12
Total Core Count
8
14
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
17
Multiplier
18
112 K per core
L1 Cache
96 K per core
2 MB per core
L2 Cache
2 MB shared
12 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No
Memory Parameters
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
Memory Types
DDR5-4800,DDR4-3200,LPDDR5-4800
96 GB
Max Memory Size
16 GB
2
Max Memory Channels
1
120 GB/s
Max Memory Bandwidth
38.4 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1950 MHz
GPU Max Dynamic Frequency
1250 MHz
512
Shader Units
256
32
Texture Units
16
16
Raster Operation Units
8
64
Execution Units
32
14
Power Consumption
15
7680x4320 - 60 Hz
Max Resolution
-
2 TFLOPS
Graphics Performance
0.64 TFLOPS
