AMD Ryzen 9 7940HS vs Intel Pentium Gold 6405U

VS

AMD Ryzen 9 7940HS

Intel Pentium Gold 6405U

We compared two laptop CPUs: AMD Ryzen 9 7940HS with 8 cores 4.0GHz and Intel Pentium Gold 6405U with 2 cores 2.4GHz . 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 3 years and 6 months late

Higher specification of memory (7500 vs 2400)

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

Newer PCIe version (4.0 vs 2.0)

Higher base frequency (4.0GHz vs 2.4GHz)

Larger L3 cache size (16MB vs 2MB)

More modern manufacturing process (4nm vs 14nm)

Intel Pentium Gold 6405U 's Advantages

Lower TDP (15W vs 54W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 9 7940HS +409%

2534

Intel Pentium Gold 6405U

497

Geekbench 6 Multi Core

AMD Ryzen 9 7940HS +1145%

12852

Intel Pentium Gold 6405U

1032

Geekbench 5 Single Core

AMD Ryzen 9 7940HS +249%

2010

Intel Pentium Gold 6405U

575

Geekbench 5 Multi Core

AMD Ryzen 9 7940HS +843%

12376

Intel Pentium Gold 6405U

1312

Passmark CPU Single Core

AMD Ryzen 9 7940HS +182%

3910

Intel Pentium Gold 6405U

1385

Passmark CPU Multi Core

AMD Ryzen 9 7940HS +1218%

30545

Intel Pentium Gold 6405U

2317

AMD Ryzen 9 7940HS

VS

Intel Pentium Gold 6405U

General Parameters

Apr 2023

Release Date

Oct 2019

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Comet Lake

-

Processor Number

6405U

FP8

Socket

BGA-1528

Radeon 780M

Integrated Graphics

UHD Graphics

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

14 nm

35-54 W

Power Consumption

15 W

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

2

16

Performance Core Threads

4

4.0 GHz

Performance Core Base Frequency

2.4 GHz

5.2 GHz

Performance Core Turbo Frequency

-

8

Total Core Count

2

16

Total Thread Count

4

100 MHz

Bus Frequency

-

40x

Multiplier

-

64 K per core

L1 Cache

-

8 MB

L2 Cache

-

16 MB

L3 Cache

2 MB shared

No

Unlocked Multiplier

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-2400, LPDDR3-2133

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

true

800 MHz

GPU Base Frequency

-

2800 MHz

GPU Max Dynamic Frequency

950 MHz

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 Pentium Gold 6405U

4.0

PCIe Version

2.0

20

PCIe Lanes

12

-

Extended Instruction Set

SSE4.1, SSE4.2

Related CPU Comparisons

1

AMD Ryzen 9 7940HS vs Intel Pentium N4200

2

AMD Ryzen 9 7940HS vs AMD Ryzen 7 4700U

3

AMD Ryzen 9 7940HS vs Intel Core i9 13980HX

4

AMD Ryzen 9 7940HS vs Intel Pentium Silver N5000

5

AMD Ryzen 9 7940HS vs Intel Core Ultra 5 135H

6

AMD Ryzen 9 7940HS vs AMD Ryzen 5 7645HX

7

AMD Ryzen 9 7940HS vs AMD Ryzen Z1

8

AMD Ryzen 9 7940HS vs Intel Core i3 1210U

9

AMD Ryzen 9 7940HS vs Apple M2

10

AMD Ryzen 9 7940HS vs AMD Ryzen 5 4600H

Related News

1

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

2

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

3

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

4

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

5

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

6

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

7

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

8

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

9

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

10

World's First! Intel Arc B580 Graphics Card Arrives Early