AMD Ryzen 7 7840U vs Intel Celeron 3867U

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We compared two laptop CPUs: AMD Ryzen 7 7840U with 8 cores 3.3GHz and Intel Celeron 3867U with 2 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840U 's Advantages

Released 4 years and 4 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs DDR4-2133)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.3GHz vs 1.8GHz)

Larger L3 cache size (16MB vs 2MB)

Lower TDP (15W vs 15W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 7 7840U +520%

2401

Intel Celeron 3867U

387

Geekbench 6 Multi Core

AMD Ryzen 7 7840U +1494%

10983

Intel Celeron 3867U

689

Geekbench 5 Single Core

AMD Ryzen 7 7840U +337%

1907

Intel Celeron 3867U

436

Geekbench 5 Multi Core

AMD Ryzen 7 7840U +1148%

10387

Intel Celeron 3867U

832

AMD Ryzen 7 7840U

VS

Intel Celeron 3867U

General Parameters

May 2023

Release Date

Jan 2019

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Kaby Lake R

-

Processor Number

3867U

FP8

Socket

BGA-1356

Radeon 780M

Integrated Graphics

HD Graphics 610

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

14 nm

FP8

Socket

BGA-1356

15-30 W

Power Consumption

15 W

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

2

16

Performance Core Threads

2

3.3 GHz

Performance Core Base Frequency

1.8 GHz

5.1 GHz

Performance Core Turbo Frequency

-

8

Total Core Count

2

16

Total Thread Count

2

100 MHz

Bus Frequency

-

33x

Multiplier

-

64 K per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

256 K per core

16 MB shared

L3 Cache

2 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-2133, LPDDR3-1866, DDR3L-1600

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

-

Max Memory Bandwidth

34.1 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

200 MHz

2700 MHz

GPU Max Dynamic Frequency

900 MHz

768

Shader Units

96

48

Texture Units

12

32

Raster Operation Units

2

12

Execution Units

12

15 W

Power Consumption

5 W

7680x4320 - 60 Hz

Max Resolution

4096x2304 - 30 Hz

8.12 TFLOPS

Graphics Performance

0.06 TFLOPS

Miscellaneous

AMD Ryzen 7 7840U

Official Website

Intel Celeron 3867U

4.0

PCIe Version

3.0

20

PCIe Lanes

12

-

Extended Instruction Set

SSE4.1, SSE4.2

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