AMD Ryzen 9 7940HS vs Intel Core i7 8705G

VS

AMD Ryzen 9 7940HS

Intel Core i7 8705G

We compared two laptop CPUs: AMD Ryzen 9 7940HS with 8 cores 4.0GHz and Intel Core i7 8705G with 4 cores 3.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7940HS 's Advantages

Released 5 years and 3 months late

Integrated graphics card

Higher specification of memory (7500 vs 2400)

Larger memory bandwidth (89.6GB/s vs 37.5GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (4.0GHz vs 3.1GHz)

Larger L3 cache size (16MB vs 8MB)

More modern manufacturing process (4nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7940HS +61%

1804

Intel Core i7 8705G

1116

Cinebench R23 Multi Core

AMD Ryzen 9 7940HS +222%

15820

Intel Core i7 8705G

4907

Geekbench 6 Single Core

AMD Ryzen 9 7940HS +129%

2534

Intel Core i7 8705G

1106

Geekbench 6 Multi Core

AMD Ryzen 9 7940HS +314%

12852

Intel Core i7 8705G

3101

Geekbench 5 Single Core

AMD Ryzen 9 7940HS +97%

2010

Intel Core i7 8705G

1020

Geekbench 5 Multi Core

AMD Ryzen 9 7940HS +221%

12376

Intel Core i7 8705G

3854

Passmark CPU Single Core

AMD Ryzen 9 7940HS +73%

3910

Intel Core i7 8705G

2256

Passmark CPU Multi Core

AMD Ryzen 9 7940HS +293%

30545

Intel Core i7 8705G

7755

AMD Ryzen 9 7940HS

VS

Intel Core i7 8705G

General Parameters

Apr 2023

Release Date

Jan 2018

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Kaby Lake G

-

Processor Number

i7-8705G

FP8

Socket

BGA-2270

Radeon 780M

Integrated Graphics

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

14 nm

35-54 W

Power Consumption

0 W

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

4.0 GHz

Performance Core Base Frequency

3.1 GHz

5.2 GHz

Performance Core Turbo Frequency

4.1 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

31x

64 K per core

L1 Cache

64 K per core

8 MB

L2 Cache

256 K per core

16 MB

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-2400

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

800 MHz

GPU Base Frequency

-

2800 MHz

GPU Max Dynamic Frequency

-

768

Shader Units

-

48

Texture Units

-

32

Raster Operation Units

-

12

Execution Units

-

15

Power Consumption

-

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

-

AI Accelerator

AMD Ryzen™ AI

NPU

-

10 TOPS

Theoretical performance

-

Miscellaneous

AMD Ryzen 9 7940HS

Official Website

Intel Core i7 8705G

4.0

PCIe Version

3.0

20

PCIe Lanes

8

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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