Intel Core i7 12800HX vs Intel Core Ultra 7 155U

VS

Intel Core i7 12800HX Intel Core Ultra 7 155U

We compared two laptop CPUs: Intel Core i7 12800HX with 16 cores 2.0GHz 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 Core i7 12800HX 's Advantages

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (2.0GHz vs 1.7GHz)

Larger L3 cache size (25MB vs 12MB)

Intel Core Ultra 7 155U 's Advantages

Released 1 years and 7 months late

Better graphics card performance

Higher specification of memory (LPDDR5-7467 vs DDR5-4800)

Larger memory bandwidth (120GB/s vs 76.8GB/s)

More modern manufacturing process (7nm vs 10nm)

Lower TDP (12W vs 45W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 12800HX +3%

1791

Intel Core Ultra 7 155U

1732

Cinebench R23 Multi Core

Intel Core i7 12800HX +108%

20113

Intel Core Ultra 7 155U

9634

Geekbench 6 Single Core

Intel Core i7 12800HX +3%

2380

Intel Core Ultra 7 155U

2299

Geekbench 6 Multi Core

Intel Core i7 12800HX +46%

13378

Intel Core Ultra 7 155U

9138

Intel Core i7 12800HX

VS

Intel Core Ultra 7 155U

General Parameters

May 2022

Release Date

Dec 2023

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake-HX

Core Architecture

Meteor Lake

i7-12800HX

Processor Number

155U

BGA-1744

Socket

FCBGA-2049

UHD Graphics (32EU)

Integrated Graphics

Arc Graphics (4-Cores)

Package

10 nm

Manufacturing Process

7 nm

BGA-1744

Socket

FCBGA-2049

45-55 W

Power Consumption

12-57 W

100 °C

Peak Operating Temperature

110°C

CPU Performance

8

Performance Cores

2

-

Performance Core Threads

4

2.0 GHz

Performance Core Base Frequency

1.7 GHz

4.8 GHz

Performance Core Turbo Frequency

4.8 GHz

8

Efficiency Cores

10

-

Efficiency Core Threads

10

-

Efficiency Core Base Frequency

1.2 GHz

-

Efficiency Core Turbo Frequency

3.8 GHz

16

Total Core Count

12

24

Total Thread Count

14

100 MHz

Bus Frequency

100 MHz

20x

Multiplier

17x

80 K per core

L1 Cache

112 K per core

1280 K per core

L2 Cache

2 MB per core

25 MB shared

L3 Cache

12 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

128 GB

Max Memory Size

96 GB

2

Max Memory Channels

2

76.8 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

-

1450 MHz

GPU Max Dynamic Frequency

1950 MHz

256

Shader Units

64

16

Texture Units

4

8

Raster Operation Units

2

32

Execution Units

4

45 W

Power Consumption

-

Max Resolution

7680x4320 - 60 Hz

0.74 TFLOPS

Graphics Performance

2.24 TFLOPS

Miscellaneous

Intel Core i7 12800HX

Official Website

Intel Core Ultra 7 155U

5.0

PCIe Version

4.0

20

PCIe Lanes

20

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