AMD Ryzen 7 3700U vs AMD Ryzen 9 7845HX

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We compared two laptop CPUs: AMD Ryzen 7 3700U with 4 cores 2.3GHz and AMD Ryzen 9 7845HX with 12 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 3700U 's Advantages

Better graphics card performance

Lower TDP (12W vs 45W)

AMD Ryzen 9 7845HX 's Advantages

Released 4 years late

Higher specification of memory (DDR5-5200 vs DDR4-2400)

Larger memory bandwidth (83.2GB/s vs 35.76GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.0GHz vs 2.3GHz)

Larger L3 cache size (64MB vs 4MB)

More modern manufacturing process (5nm vs 12nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 3700U

937

AMD Ryzen 9 7845HX +101%

1886

Cinebench R23 Multi Core

AMD Ryzen 7 3700U

3821

AMD Ryzen 9 7845HX +602%

26842

Geekbench 6 Single Core

AMD Ryzen 7 3700U

809

AMD Ryzen 9 7845HX +221%

2600

Geekbench 6 Multi Core

AMD Ryzen 7 3700U

2380

AMD Ryzen 9 7845HX +439%

12851

Blender

AMD Ryzen 7 3700U

45

AMD Ryzen 9 7845HX +742%

379

Geekbench 5 Single Core

AMD Ryzen 7 3700U

860

AMD Ryzen 9 7845HX +138%

2052

Geekbench 5 Multi Core

AMD Ryzen 7 3700U

2751

AMD Ryzen 9 7845HX +506%

16693

AMD Ryzen 7 3700U

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AMD Ryzen 9 7845HX

General Parameters

Jan 2019

Release Date

Jan 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Picasso

Core Architecture

Zen 4 (Dragon Range)

FP5

Socket

FL1

Radeon Vega 10

Integrated Graphics

Radeon 610M

Package

4.9 billions

Transistor Count

-

12 nm

Manufacturing Process

5 nm

FP5

Socket

FL1

12-35 W

Power Consumption

45-75 W

105 °C

Peak Operating Temperature

100°C

CPU Performance

4

Performance Cores

12

8

Performance Core Threads

24

2.3 GHz

Performance Core Base Frequency

3.0 GHz

4 GHz

Performance Core Turbo Frequency

5.2 GHz

4

Total Core Count

12

8

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

23x

Multiplier

30x

96 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

4 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2400

Memory Types

DDR5-5200

32 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

35.76 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

1500 MHz

1400 MHz

GPU Max Dynamic Frequency

2200 MHz

640

Shader Units

128

40

Texture Units

8

Raster Operation Units

4

10

Execution Units

2

10 W

Power Consumption

15 W

3840x2160 - 60 Hz

Max Resolution

-

1.664 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

AMD Ryzen 7 3700U

Official Website

AMD Ryzen 9 7845HX

3.0

PCIe Version

5.0

12

PCIe Lanes

28

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