Intel Core i5 1235U vs AMD Ryzen 9 3900X

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We compared the laptop Intel Core i5 1235U with 10 cores 1.3GHz and the desktop AMD Ryzen 9 3900X with 12 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 1235U's Advantages

Released 2 years and 7 months late

Integrated graphics card

Higher specification of memory (LPDDR5-5200 vs DDR4-3200)

Larger memory bandwidth (76.8GB/s vs 47.68GB/s)

Lower TDP (15W vs 105W)

AMD Ryzen 9 3900X's Advantages

Higher base frequency (3.8GHz vs 1.3GHz)

Larger L3 cache size (64MB vs 12MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 1235U +24%

1625

AMD Ryzen 9 3900X

1302

Cinebench R23 Multi Core

Intel Core i5 1235U

6564

AMD Ryzen 9 3900X +182%

18529

Geekbench 6 Single Core

Intel Core i5 1235U +15%

2123

AMD Ryzen 9 3900X

1842

Geekbench 6 Multi Core

Intel Core i5 1235U

6631

AMD Ryzen 9 3900X +76%

11715

Geekbench 5 Single Core

Intel Core i5 1235U +19%

1572

AMD Ryzen 9 3900X

1319

Geekbench 5 Multi Core

Intel Core i5 1235U

6255

AMD Ryzen 9 3900X +91%

11991

Passmark CPU Single Core

Intel Core i5 1235U +22%

3279

AMD Ryzen 9 3900X

2683

Passmark CPU Multi Core

Intel Core i5 1235U

13604

AMD Ryzen 9 3900X +139%

32531

Intel Core i5 1235U

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AMD Ryzen 9 3900X

General Parameters

Feb 2022

Release Date

Jul 2019

Intel

Manufacturer

AMD

Laptop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake-U

Core Architecture

Zen 2

i5-1235U

Processor Number

-

BGA-1744

Socket

AM4

Iris Xe Graphics (80EU)

Integrated Graphics

N/A

Package

-

Transistor Count

10 nm

Manufacturing Process

7 nm

BGA-1744

Socket

AM4

15 W

Power Consumption

105 W

100 °C

Peak Operating Temperature

95 °C

CPU Performance

2

Performance Cores

12

-

Performance Core Threads

24

1.3 GHz

Performance Core Base Frequency

3.8 GHz

4.4 GHz

Performance Core Turbo Frequency

4.6 GHz

8

Efficiency Cores

-

10

Total Core Count

12

Total Thread Count

24

100MHz

Bus Frequency

100MHz

13x

Multiplier

38x

80K per core

L1 Cache

64K per core

1280K per core

L2 Cache

512K per core

12MB shared

L3 Cache

64MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

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

Memory Types

DDR4-3200

64GB

Max Memory Size

128GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

47.68 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

True

Integrated Graphics

-

300 MHz

GPU Base Frequency

-

1200 MHz

GPU Max Dynamic Frequency

-

640

Shader Units

-

40

Texture Units

-

20

Raster Operation Units

-

80

Execution Units

-

15 W

Power Consumption

-

1.41 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i5 1235U

Official Website

AMD Ryzen 9 3900X

4.0

PCIe Version

4.0

20

PCIe Lanes

16

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