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

VS

Intel Core Ultra 7 155H

Intel Core i7 12800HX

We compared two laptop CPUs: Intel Core Ultra 7 155H with 16 cores 1.4GHz and Intel Core i7 12800HX with 16 cores 2.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 7 155H 's Advantages

Released 1 years and 7 months late

Better graphics card performance

Higher specification of memory (7467 vs 4800)

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

More modern manufacturing process (7nm vs 10nm)

Intel Core i7 12800HX 's Advantages

Higher base frequency (2.0GHz vs 1.4GHz)

Larger L3 cache size (25MB vs 24MB)

Lower TDP (55W vs 65W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core Ultra 7 155H

1733

Intel Core i7 12800HX +2%

1784

Cinebench R23 Multi Core

Intel Core Ultra 7 155H

13144

Intel Core i7 12800HX +51%

19921

Geekbench 6 Single Core

Intel Core Ultra 7 155H

2386

Intel Core i7 12800HX

2380

Geekbench 6 Multi Core

Intel Core Ultra 7 155H

12518

Intel Core i7 12800HX +6%

13378

Blender

Intel Core Ultra 7 155H +56%

265

Intel Core i7 12800HX

169

Passmark CPU Single Core

Intel Core Ultra 7 155H

3556

Intel Core i7 12800HX +8%

3859

Passmark CPU Multi Core

Intel Core Ultra 7 155H

24877

Intel Core i7 12800HX +34%

33577

Intel Core Ultra 7 155H

VS

Intel Core i7 12800HX

General Parameters

Dec 2023

Release Date

May 2022

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Meteor Lake

Core Architecture

Alder Lake-HX

155H

Processor Number

i7-12800HX

FCBGA-2049

Socket

BGA-1744

Arc Graphics (8-Cores)

Integrated Graphics

UHD Graphics (32EU)

Ultra 7 (Meteor Lake)

Generation

-

Package

7 nm

Manufacturing Process

10 nm

20-65 W

Power Consumption

45-55 W

115 W

Max Turbo Power Consumption

-

110°C

Peak Operating Temperature

100 °C

Intel

Foundry

-

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

-

1.4 GHz

Performance Core Base Frequency

2.0 GHz

4.8 GHz

Performance Core Turbo Frequency

4.8 GHz

10

Efficiency Cores

8

10

Efficiency Core Threads

-

0.9 GHz

Efficiency Core Base Frequency

-

3.8 GHz

Efficiency Core Turbo Frequency

-

16

Total Core Count

16

22

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

14x

Multiplier

20x

112 K per core

L1 Cache

80 K per core

2 MB per core

L2 Cache

1280 K per core

24 MB shared

L3 Cache

25 MB shared

No

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

Memory Types

DDR5-4800, DDR4-3200

96 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

120 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

2250 MHz

GPU Max Dynamic Frequency

1450 MHz

128

Shader Units

256

8

Texture Units

16

4

Raster Operation Units

8

Execution Units

32

-

Power Consumption

45 W

7680x4320 - 60 Hz

Max Resolution

-

5.76 TFLOPS

Graphics Performance

0.74 TFLOPS

Miscellaneous

Intel Core Ultra 7 155H

Official Website

Intel Core i7 12800HX

5.0

PCIe Version

5.0

28

PCIe Lanes

20

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