Home Comparison AMD Ryzen 5 3450U vs AMD Ryzen 9 7940HX

AMD Ryzen 5 3450U vs AMD Ryzen 9 7940HX

AMD Ryzen 5 3450U
VS
AMD Ryzen 9 7940HX
AMD Ryzen 5 3450U
AMD Ryzen 9 7940HX
We compared two laptop CPUs: AMD Ryzen 5 3450U with 4 cores 2.1GHz and AMD Ryzen 9 7940HX with 16 cores 2.4GHz . 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
Better graphics card performance
Lower TDP (35W vs 55W)
AMD Ryzen 9 7940HX 's Advantages
Released 4 years late
Higher specification of memory (5200 vs 2400)
Larger memory bandwidth (83.2GB/s vs 38.4GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (2.4GHz vs 2.1GHz)
Larger L3 cache size (64MB vs 4MB)
More modern manufacturing process (5nm vs 12nm)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 5 3450U
886
AMD Ryzen 9 7940HX +110%
1864
Cinebench R23 Multi Core
AMD Ryzen 5 3450U
3181
AMD Ryzen 9 7940HX +949%
33370
Geekbench 6 Single Core
AMD Ryzen 5 3450U
961
AMD Ryzen 9 7940HX +179%
2688
Geekbench 6 Multi Core
AMD Ryzen 5 3450U
2403
AMD Ryzen 9 7940HX +551%
15655
Blender
AMD Ryzen 5 3450U
59
AMD Ryzen 9 7940HX +874%
575
AMD Ryzen 5 3450U
VS
AMD Ryzen 9 7940HX

General Parameters

Jan 2020
Release Date
Jan 2024
AMD
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen+
Core Architecture
Zen 4 (Dragon Range)
FP5
Socket
AMD Socket FL1
Radeon Vega 8
Integrated Graphics
Radeon 610M

Package

-
Transistor Count
13.14 billions
12 nm
Manufacturing Process
5 nm
12-35 W
Power Consumption
55 W
105 °C
Peak Operating Temperature
100°C

CPU Performance

4
Performance Cores
16
8
Performance Core Threads
32
2.1 GHz
Performance Core Base Frequency
2.4 GHz
3.5 GHz
Performance Core Turbo Frequency
5.2 GHz
4
Total Core Count
16
8
Total Thread Count
32
100 MHz
Bus Frequency
100 MHz
21x
Multiplier
24
64 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
No
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2400
Memory Types
DDR5-5200
32 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
38.4 GB/s
Max Memory Bandwidth
83.2 GB/s

Graphics Card Parameters

true
Integrated Graphics
true
300 MHz
GPU Base Frequency
400 MHz
2400 MHz
GPU Max Dynamic Frequency
2200 MHz
512
Shader Units
128
32
Texture Units
8
8
Raster Operation Units
4
8
Execution Units
2
65 W
Power Consumption
15 W
3840x2160 - 60 Hz
Max Resolution
-
1.13 TFLOPS
Graphics Performance
0.563 TFLOPS

Miscellaneous

AMD Ryzen 5 3450U
Official Website
3.0
PCIe Version
5.0
12
PCIe Lanes
28

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