AMD Ryzen 9 7945HX vs Intel Core Ultra 7 155U

VS

AMD Ryzen 9 7945HX Intel Core Ultra 7 155U

We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz 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

AMD Ryzen 9 7945HX's Advantages

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (2.5GHz vs 1.7GHz)

Larger L3 cache size (64MB vs 12MB)

Intel Core Ultra 7 155U's Advantages

Released 11 months late

Better graphics card performance

Higher specification of memory (LPDDR5-7467 vs DDR5-5200)

Larger memory bandwidth (120GB/s vs 83.2GB/s)

Lower TDP (12W vs 55W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX +12%

1961

Intel Core Ultra 7 155U

1738

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX +256%

34437

Intel Core Ultra 7 155U

9648

Geekbench 6 Single Core

AMD Ryzen 9 7945HX +26%

2906

Intel Core Ultra 7 155U

2299

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX +112%

19413

Intel Core Ultra 7 155U

9138

AMD Ryzen 9 7945HX

VS

Intel Core Ultra 7 155U

General Parameters

Jan 2023

Release Date

Dec 2023

Amd

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Meteor Lake

-

Processor Number

155U

FL1

Socket

FCBGA-2049

Radeon 610M

Integrated Graphics

Arc Graphics (4-Cores)

Package

13.1 billions

Transistor Count

-

5 nm

Manufacturing Process

7 nm

FL1

Socket

FCBGA-2049

55-75 W

Power Consumption

12-57 W

100°C

Peak Operating Temperature

110°C

CPU Performance

16

Performance Cores

2

32

Performance Core Threads

4

2.5 GHz

Performance Core Base Frequency

1.7 GHz

5.4 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

16

Total Core Count

12

32

Total Thread Count

14

100MHz

Bus Frequency

100MHz

25x

Multiplier

17x

64K per core

L1 Cache

112K per core

1MB per core

L2 Cache

2MB per core

64MB shared

L3 Cache

12MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-5200

Memory Types

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

64GB

Max Memory Size

96GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

120 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

True

Integrated Graphics

True

1500 MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

1950 MHz

128

Shader Units

64

8

Texture Units

4

Raster Operation Units

2

Execution Units

4

15 W

Power Consumption

-

Max Resolution

7680x4320 - 60 Hz

0.49 TFLOPS

Graphics Performance

2.24 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX

Official Website

Intel Core Ultra 7 155U

5.0

PCIe Version

4.0

28

PCIe Lanes

20

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