Ryzen 7 8840HX vs Ryzen 3 4300G

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Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1179not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
SeriesAMD Ryzen 3no data
Power efficiency9.21no data
DesignerAMDAMD
ManufacturerTSMCTSMC
Architecture codenameRenoir (2020−2023)Dragon Range (2025)
Release date21 July 2020 (4 years ago)23 April 2025 (recently)

Detailed specifications

Ryzen 3 4300G and Ryzen 7 8840HX basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)12 (Dodeca-Core)
Threads824
Base clock speed3.8 GHz2.9 GHz
Boost clock speed4 GHz5.1 GHz
Multiplier38no data
L1 cache64 KB (per core)64 KB (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache4 MB (shared)64 MB (shared)
Chip lithography7 nm5 nm
Die size156 mm22x 71 mm2
Number of transistors9,800 million13,140 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier++

Compatibility

Information on Ryzen 3 4300G and Ryzen 7 8840HX compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketAM4FL1
Power consumption (TDP)65 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 3 4300G and Ryzen 7 8840HX. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 3 4300G and Ryzen 7 8840HX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 3 4300G and Ryzen 7 8840HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5
Maximum memory size128 GBno data
Maximum memory bandwidth51.196 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon Vega 6AMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Ryzen 3 4300G and Ryzen 7 8840HX.

PCIe version3.05.0
PCI Express lanes1628

Pros & cons summary


Integrated graphics card 2.87 2.70
Recency 21 July 2020 23 April 2025
Physical cores 4 12
Threads 8 24
Chip lithography 7 nm 5 nm
Power consumption (TDP) 65 Watt 55 Watt

Ryzen 3 4300G has 6.3% faster integrated GPU.

Ryzen 7 8840HX, on the other hand, has an age advantage of 4 years, 200% more physical cores and 200% more threads, a 40% more advanced lithography process, and 18.2% lower power consumption.

We couldn't decide between AMD Ryzen 3 4300G and AMD Ryzen 7 8840HX. We've got no test results to judge.

Note that Ryzen 3 4300G is a desktop processor while Ryzen 7 8840HX is a notebook one.

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AMD Ryzen 3 4300G
Ryzen 3 4300G
AMD Ryzen 7 8840HX
Ryzen 7 8840HX

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