Home Comparison AMD Ryzen 5 3450U vs AMD Ryzen 9 Pro 7940HS

AMD Ryzen 5 3450U vs AMD Ryzen 9 Pro 7940HS

AMD Ryzen 5 3450U
VS
AMD Ryzen 9 Pro 7940HS
AMD Ryzen 5 3450U
AMD Ryzen 9 Pro 7940HS
We compared two laptop CPUs: AMD Ryzen 5 3450U with 4 cores 2.1GHz and AMD Ryzen 9 Pro 7940HS with 8 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 3450U 's Advantages
Lower TDP (35W vs 54W)
AMD Ryzen 9 Pro 7940HS 's Advantages
Released 3 years and 5 months late
Better graphics card performance
Higher specification of memory (7500 vs 2400)
Larger memory bandwidth (89.6GB/s vs 38.4GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (4.0GHz vs 2.1GHz)
Larger L3 cache size (16MB vs 4MB)
More modern manufacturing process (4nm vs 12nm)

Score

Benchmark

Geekbench 6 Single Core
AMD Ryzen 5 3450U
961
AMD Ryzen 9 Pro 7940HS +168%
2582
Geekbench 6 Multi Core
AMD Ryzen 5 3450U
2403
AMD Ryzen 9 Pro 7940HS +375%
11415
AMD Ryzen 5 3450U
VS
AMD Ryzen 9 Pro 7940HS

General Parameters

Jan 2020
Release Date
Jun 2023
AMD
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen+
Core Architecture
Zen 4 (Phoenix)
FP5
Socket
FP8
Radeon Vega 8
Integrated Graphics
Radeon 780M

Package

-
Transistor Count
25 billions
12 nm
Manufacturing Process
4 nm
12-35 W
Power Consumption
35-54 W
105 °C
Peak Operating Temperature
100°C

CPU Performance

4
Performance Cores
8
8
Performance Core Threads
16
2.1 GHz
Performance Core Base Frequency
4.0 GHz
3.5 GHz
Performance Core Turbo Frequency
5.2 GHz
4
Total Core Count
8
8
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
21x
Multiplier
40
64 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
8 MB
4 MB shared
L3 Cache
16 MB
No
Unlocked Multiplier
No

Memory Parameters

DDR4-2400
Memory Types
DDR5-5600, LPDDR5x-7500
32 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
38.4 GB/s
Max Memory Bandwidth
89.6 GB/s
-
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
300 MHz
GPU Base Frequency
800 MHz
2400 MHz
GPU Max Dynamic Frequency
2800 MHz
512
Shader Units
768
32
Texture Units
48
8
Raster Operation Units
32
8
Execution Units
12
65 W
Power Consumption
15
3840x2160 - 60 Hz
Max Resolution
7680x4320 - 60 Hz
1.13 TFLOPS
Graphics Performance
8.12 TFLOPS

AI Accelerator

-
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS

Miscellaneous

AMD Ryzen 5 3450U
Official Website
AMD Ryzen 9 Pro 7940HS
3.0
PCIe Version
4.0
12
PCIe Lanes
20

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