AMD Ryzen 9 7945HX vs AMD Ryzen 7 3700U

VS

AMD Ryzen 9 7945HX

AMD Ryzen 7 3700U

We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz and AMD Ryzen 7 3700U with 4 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7945HX 's Advantages

Released 4 years late

Higher specification of memory (5200 vs 2400)

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

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (2.5GHz vs 2.3GHz)

Larger L3 cache size (64MB vs 4MB)

More modern manufacturing process (5nm vs 12nm)

AMD Ryzen 7 3700U 's Advantages

Better graphics card performance

Lower TDP (35W vs 75W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX +111%

1950

AMD Ryzen 7 3700U

920

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX +784%

33542

AMD Ryzen 7 3700U

3792

Geekbench 6 Single Core

AMD Ryzen 9 7945HX +259%

2906

AMD Ryzen 7 3700U

809

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX +715%

19413

AMD Ryzen 7 3700U

2380

Blender

AMD Ryzen 9 7945HX +922%

501

AMD Ryzen 7 3700U

49

Geekbench 5 Single Core

AMD Ryzen 9 7945HX +143%

2095

AMD Ryzen 7 3700U

860

Geekbench 5 Multi Core

AMD Ryzen 9 7945HX +608%

19488

AMD Ryzen 7 3700U

2751

Passmark CPU Single Core

AMD Ryzen 9 7945HX +106%

4076

AMD Ryzen 7 3700U

1976

Passmark CPU Multi Core

AMD Ryzen 9 7945HX +667%

55213

AMD Ryzen 7 3700U

7197

AMD Ryzen 9 7945HX

VS

AMD Ryzen 7 3700U

General Parameters

Jan 2023

Release Date

Jan 2019

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Picasso

FL1

Socket

FP5

Radeon 610M

Integrated Graphics

Radeon Vega 10

Package

13.1 billions

Transistor Count

4.9 billions

5 nm

Manufacturing Process

12 nm

55-75 W

Power Consumption

12-35 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

16

Performance Cores

4

32

Performance Core Threads

8

2.5 GHz

Performance Core Base Frequency

2.3 GHz

5.4 GHz

Performance Core Turbo Frequency

4 GHz

16

Total Core Count

4

32

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25x

Multiplier

23x

64 K per core

L1 Cache

96 K per core

1 MB per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

4 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-5200

Memory Types

DDR4-2400

64 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

35.76 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

300 MHz

2200 MHz

GPU Max Dynamic Frequency

1400 MHz

128

Shader Units

640

8

Texture Units

40

4

Raster Operation Units

8

2

Execution Units

10

15 W

Power Consumption

10 W

-

Max Resolution

3840x2160 - 60 Hz

0.49 TFLOPS

Graphics Performance

1.664 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX

Official Website

AMD Ryzen 7 3700U

5.0

PCIe Version

3.0

28

PCIe Lanes

12

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