Ryzen 7 8840HX vs Ryzen 5 7640H

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
DesignerAMDAMD
ManufacturerTSMCTSMC
Architecture codenamePhoenix (2023−2024)Dragon Range (2025)
Release dateJanuary 2023 (2 years ago)23 April 2025 (recently)

Detailed specifications

Ryzen 5 7640H 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 cores6 (Hexa-Core)12 (Dodeca-Core)
Threads1224
Base clock speed4.3 GHz2.9 GHz
Boost clock speed5 GHz5.1 GHz
L1 cache64K (per core)64 KB (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache16 MB (shared)64 MB (shared)
Chip lithography4 nm5 nm
Die size178 mm22x 71 mm2
Number of transistors25,000 million13,140 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier-+

Compatibility

Information on Ryzen 5 7640H 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
SocketFP8FL1
Power consumption (TDP)35 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 7640H and Ryzen 7 8840HX. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 7640H and Ryzen 7 8840HX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 7640H and Ryzen 7 8840HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-5600DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon 760MAMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 7640H and Ryzen 7 8840HX.

PCIe version4.05.0
PCI Express lanes2028

Pros & cons summary


Integrated graphics card 13.81 2.70
Physical cores 6 12
Threads 12 24
Chip lithography 4 nm 5 nm
Power consumption (TDP) 35 Watt 55 Watt

Ryzen 5 7640H has 411.5% faster integrated GPU, a 25% more advanced lithography process, and 57.1% lower power consumption.

Ryzen 7 8840HX, on the other hand, has 100% more physical cores and 100% more threads.

We couldn't decide between AMD Ryzen 5 7640H and AMD Ryzen 7 8840HX. We've got no test results to judge.

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AMD Ryzen 5 7640H
Ryzen 5 7640H
AMD Ryzen 7 8840HX
Ryzen 7 8840HX

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