Ryzen 7 7840U vs Ryzen 7 7800X

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Primary details

Comparing Ryzen 7 7800X and Ryzen 7 7840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rankingnot rated380
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
SeriesAMD Ryzen 7AMD Phoenix (Zen 4, Ryzen 7040)
Architecture codenameZen 4Phoenix-U (Zen 4)
Release dateno dataMay 2023 (1 year ago)
Current price$560 no data

Detailed specifications

Ryzen 7 7800X and Ryzen 7 7840U 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 cores8 (Octa-Core)8 (Octa-Core)
Threads1616
Base clock speed4.2 GHz3.3 GHz
Boost clock speed5 GHz5.1 GHz
L1 cache512 KB64K (per core)
L2 cache8 MB1 MB (per core)
L3 cache96 MB16 MB (shared)
Chip lithography5 nm, 6 nm4 nm
Die size71+122 mm178 mm2
Maximum core temperatureno data100 °C
Number of transistorsno data25,000 million
64 bit support++
Windows 11 compatibilityno data+
Unlocked multiplierYesNo

Compatibility

Information on Ryzen 7 7800X and Ryzen 7 7840U 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 configurationno data1
Socketno dataFP8
Power consumption (TDP)120 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 7800X and Ryzen 7 7840U. You'll probably need this information if you require some particular technology.

AES-NIno data+
AVXno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 7800X and Ryzen 7 7840U are enumerated here.

AMD-Vno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 7800X and Ryzen 7 7840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5-5600
Maximum memory size128 GBno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 780M

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 7800X and Ryzen 7 7840U.

PCIe versionno data4.0
PCI Express lanesno data20

Pros & cons summary


Chip lithography 5 nm 4 nm
Power consumption (TDP) 120 Watt 28 Watt

We couldn't decide between Ryzen 7 7800X and Ryzen 7 7840U. We've got no test results to judge.

Note that Ryzen 7 7800X is a desktop processor while Ryzen 7 7840U is a notebook one.


Should you still have questions on choice between Ryzen 7 7800X and Ryzen 7 7840U, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 7800X
Ryzen 7 7800X
AMD Ryzen 7 7840U
Ryzen 7 7840U

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Community ratings

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4.2 81 vote

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4.2 160 votes

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Questions & comments

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