Home Comparison Intel Celeron 6305 vs Intel Core Ultra 7 155U

Intel Celeron 6305 vs Intel Core Ultra 7 155U

We compared two laptop CPUs: Intel Celeron 6305 with 2 cores 1.8GHz and Intel Core Ultra 7 155U with 12 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Celeron 6305 's Advantages
Higher base frequency (1.8GHz vs 1.7GHz)
Lower TDP (15W vs 57W)
Intel Core Ultra 7 155U 's Advantages
Released 3 years and 3 months late
Better graphics card performance
Higher specification of memory (7467 vs 3733)
Larger memory bandwidth (120GB/s vs 51.2GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (12MB vs 4MB)
More modern manufacturing process (7nm vs 10nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Celeron 6305
640
Intel Core Ultra 7 155U +259%
2299
Geekbench 6 Multi Core
Intel Celeron 6305
1089
Intel Core Ultra 7 155U +739%
9138
VS

General Parameters

Sep 2020
Release Date
Dec 2023
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Tiger Lake
Core Architecture
Meteor Lake
6305
Processor Number
155U
BGA-1449
Socket
FCBGA-2049
UHD Graphics Xe G4 48 EUs
Integrated Graphics
Arc Graphics (4-Cores)

Package

10 nm
Manufacturing Process
7 nm
15 W
Power Consumption
12-57 W
100 °C
Peak Operating Temperature
110°C

CPU Performance

2
Performance Cores
2
2
Performance Core Threads
4
1.8 GHz
Performance Core Base Frequency
1.7 GHz
-
Performance Core Turbo Frequency
4.8 GHz
-
Efficiency Cores
10
-
Efficiency Core Threads
10
-
Efficiency Core Base Frequency
1.2 GHz
-
Efficiency Core Turbo Frequency
3.8 GHz
2
Total Core Count
12
2
Total Thread Count
14
100 MHz
Bus Frequency
100 MHz
18x
Multiplier
17x
96 K per core
L1 Cache
112 K per core
1256 K per core
L2 Cache
2 MB per core
4 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No

Memory Parameters

DDR4-3200, LPDDR4x-3733
Memory Types
LPDDR5-7467, LPDDR5x-7467, DDR5-5600
64 GB
Max Memory Size
96 GB
2
Max Memory Channels
2
51.2 GB/s
Max Memory Bandwidth
120 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
300 MHz
GPU Base Frequency
-
1250 MHz
GPU Max Dynamic Frequency
1950 MHz
384
Shader Units
64
24
Texture Units
4
12
Raster Operation Units
2
48
Execution Units
4
15 W
Power Consumption
-
-
Max Resolution
7680x4320 - 60 Hz
0.84 TFLOPS
Graphics Performance
2.24 TFLOPS

Miscellaneous

3.0
PCIe Version
4.0
-
PCIe Lanes
20

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