Intel Core i7 1255U vs AMD Ryzen 9 PRO 8945HS

VS

Intel Core i7 1255U

AMD Ryzen 9 PRO 8945HS

We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and AMD Ryzen 9 PRO 8945HS with 8 cores 4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 1255U 's Advantages

Lower TDP (15W vs 54W)

AMD Ryzen 9 PRO 8945HS 's Advantages

Released 2 years and 2 months late

Higher specification of memory (7500 vs 5200)

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

Newer PCIe version (4 vs 4.0)

Higher base frequency (4GHz vs 1.7GHz)

Larger L3 cache size (16MB vs 12MB)

More modern manufacturing process (4nm vs 10nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 1255U

1701

AMD Ryzen 9 PRO 8945HS +6%

1805

Cinebench R23 Multi Core

Intel Core i7 1255U

8233

AMD Ryzen 9 PRO 8945HS +111%

17376

Geekbench 6 Single Core

Intel Core i7 1255U +20%

2248

AMD Ryzen 9 PRO 8945HS

1866

Geekbench 6 Multi Core

Intel Core i7 1255U

7162

AMD Ryzen 9 PRO 8945HS +1%

7242

Blender

Intel Core i7 1255U

125

AMD Ryzen 9 PRO 8945HS +98%

248

Intel Core i7 1255U

VS

AMD Ryzen 9 PRO 8945HS

General Parameters

Feb 2022

Release Date

Apr 2024

Intel

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Alder Lake

Core Architecture

Hawk Point

i7-1255U

Processor Number

-

BGA-1744

Socket

AMD Socket FP7

Iris Xe Graphics (96EU)

Integrated Graphics

Radeon 780M

-

Generation

Ryzen 9 (Zen 4 (Hawk Point))

Package

-

Transistor Count

25 billions

10 nm

Manufacturing Process

4 nm

12-15 W

Power Consumption

35-54 W

55 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

178 mm²

CPU Performance

2

Performance Cores

8

4

Performance Core Threads

16

1.7 GHz

Performance Core Base Frequency

4 GHz

4.7 GHz

Performance Core Turbo Frequency

5.2 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1.2 GHz

Efficiency Core Base Frequency

-

3.5 GHz

Efficiency Core Turbo Frequency

-

10

Total Core Count

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

40.0

80 K per core

L1 Cache

64 KB per core

1280 K per core

L2 Cache

8 MB

12 MB shared

L3 Cache

16 MB

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267

Memory Types

DDR5-5600,LPDDR5X-7500

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

120 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1250 MHz

GPU Max Dynamic Frequency

2800 MHz

768

Shader Units

-

48

Texture Units

-

24

Raster Operation Units

-

96

Execution Units

12

15 W

Power Consumption

-

1.69 TFLOPS

Graphics Performance

-

AI Accelerator

-

NPU

AMD Ryzen™ AI

-

Theoretical performance

16 TOPS

Miscellaneous

Intel Core i7 1255U

Official Website

AMD Ryzen 9 PRO 8945HS

4.0

PCIe Version

4

20

PCIe Lanes

20

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