Intel Core i7 14700HX vs AMD Ryzen 7 7840H

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We compared two laptop CPUs: Intel Core i7 14700HX with 20 cores 2.1GHz and AMD Ryzen 7 7840H with 8 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 14700HX 's Advantages

Released 1 years late

Newer PCIe version (5.0 vs 4)

Larger L3 cache size (33MB vs 16MB)

AMD Ryzen 7 7840H 's Advantages

Better graphics card performance

Higher specification of memory (DDR5-5600 vs DDR5-5600)

Higher base frequency (3.8GHz vs 2.1GHz)

Lower TDP (35W vs 45W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 14700HX +16%

2098

AMD Ryzen 7 7840H

1800

Cinebench R23 Multi Core

Intel Core i7 14700HX +24%

22342

AMD Ryzen 7 7840H

17887

Geekbench 6 Single Core

Intel Core i7 14700HX +4%

2738

AMD Ryzen 7 7840H

2625

Geekbench 6 Multi Core

Intel Core i7 14700HX +34%

15894

AMD Ryzen 7 7840H

11813

Blender

Intel Core i7 14700HX +69%

333

AMD Ryzen 7 7840H

197

Passmark CPU Single Core

Intel Core i7 14700HX

3605

AMD Ryzen 7 7840H +9%

3947

Passmark CPU Multi Core

Intel Core i7 14700HX +29%

36643

AMD Ryzen 7 7840H

28248

Intel Core i7 14700HX

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AMD Ryzen 7 7840H

General Parameters

Jan 2024

Release Date

Jan 2023

Intel

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Raptor Lake Refresh

Core Architecture

Phoenix

i7-14700HX

Processor Number

-

BGA-1964

Socket

AMD Socket FP8

UHD Graphics (32EU)

Integrated Graphics

Radeon 780M

-

Generation

Ryzen 7 (Zen 4 (Phoenix))

Package

-

Transistor Count

25 billions

10 nm

Manufacturing Process

4 nm

BGA-1964

Socket

AMD Socket FP8

45-55 W

Power Consumption

35 W

157 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

-

Foundry

TSMC

-

Die Size

178 mm²

-

Package

FP8, FP7, FP7r2

CPU Performance

8

Performance Cores

-

16

Performance Core Threads

-

2.1 GHz

Performance Core Base Frequency

3.8 GHz

5.5 GHz

Performance Core Turbo Frequency

5.1 GHz

12

Efficiency Cores

-

12

Efficiency Core Threads

-

1.5 GHz

Efficiency Core Base Frequency

-

3.9 GHz

Efficiency Core Turbo Frequency

-

20

Total Core Count

8

28

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

21x

Multiplier

38.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

1 MB per core

33 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5600, DDR4-3200

Memory Types

DDR5-5600

192 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1600 MHz

GPU Max Dynamic Frequency

2700 MHz

256

Shader Units

-

16

Texture Units

-

8

Raster Operation Units

-

32

Execution Units

12

45 W

Power Consumption

-

0.74 TFLOPS

Graphics Performance

10 TFLOPS

Miscellaneous

Intel Core i7 14700HX

Official Website

AMD Ryzen 7 7840H

5.0

PCIe Version

4

20

PCIe Lanes

20

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