AMD Ryzen 7 7840U vs Intel Core Ultra 7 155H

VS

AMD Ryzen 7 7840U Intel Core Ultra 7 155H

We compared two laptop CPUs: AMD Ryzen 7 7840U with 8 cores 3.3GHz and Intel Core Ultra 7 155H with 16 cores 1.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840U's Advantages

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs LPDDR5-7467)

Higher base frequency (3.3GHz vs 1.4GHz)

Lower TDP (15W vs 20W)

Intel Core Ultra 7 155H's Advantages

Released 7 months late

Newer PCIe version (5.0 vs 4.0)

Larger L3 cache size (24MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840U

1742

Intel Core Ultra 7 155H

1752

Cinebench R23 Multi Core

AMD Ryzen 7 7840U

12833

Intel Core Ultra 7 155H +15%

14862

Geekbench 6 Single Core

AMD Ryzen 7 7840U

2401

Intel Core Ultra 7 155H

2386

Geekbench 6 Multi Core

AMD Ryzen 7 7840U

10983

Intel Core Ultra 7 155H +13%

12518

Blender

AMD Ryzen 7 7840U +19%

234

Intel Core Ultra 7 155H

196

AMD Ryzen 7 7840U

VS

Intel Core Ultra 7 155H

General Parameters

May 2023

Release Date

Dec 2023

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Meteor Lake

-

Processor Number

155H

FP8

Socket

FCBGA-2049

Radeon 780M

Integrated Graphics

Arc Graphics (8-Cores)

-

Generation

Ultra 7 (Meteor Lake)

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP8

Socket

FCBGA-2049

15-30 W

Power Consumption

20-65 W

-

Max Turbo Power Consumption

115W

100°C

Peak Operating Temperature

110°C

-

Foundry

Intel

-

Package

FC-BGA

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

3.3 GHz

Performance Core Base Frequency

1.4 GHz

5.1 GHz

Performance Core Turbo Frequency

4.8 GHz

-

Efficiency Cores

10

-

Efficiency Core Threads

10

-

Efficiency Core Base Frequency

0.9 GHz

-

Efficiency Core Turbo Frequency

3.8 GHz

8

Total Core Count

16

Total Thread Count

22

100MHz

Bus Frequency

100MHz

33x

Multiplier

14x

64K per core

L1 Cache

112K per core

1MB per core

L2 Cache

2MB per core

16MB shared

L3 Cache

24MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

256GB

Max Memory Size

96GB

2

Max Memory Channels

2

-

Max Memory Bandwidth

120 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

True

Integrated Graphics

True

1500 MHz

GPU Base Frequency

-

2700 MHz

GPU Max Dynamic Frequency

2250 MHz

768

Shader Units

128

48

Texture Units

8

32

Raster Operation Units

4

12

Execution Units

8

15 W

Power Consumption

-

7680x4320 - 60 Hz

Max Resolution

7680x4320 - 60 Hz

8.12 TFLOPS

Graphics Performance

5.76 TFLOPS

Miscellaneous

AMD Ryzen 7 7840U

Official Website

Intel Core Ultra 7 155H

4.0

PCIe Version

5.0

20

PCIe Lanes

28

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