AMD

AMD Ryzen 9 7900

Expert rating7.9 / 10

Brand:: AMD
Form Factor:: Desktop
CPU Socket:: AM5 (LGA 1718)
Core/Thread Count:: 12C/24T
TDP:: 65W
iGPU:: AMD Radeon Graphics (2 CUs, RDNA 2)
CPU Series:: Ryzen

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Manufacturer: AMD Last updated: 2026-09-12

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AMD Ryzen 9 7900 Review

AMD Ryzen 9 7900 12-core 24-thread desktop processor, 3.8GHz base / 4.9GHz boost, 65W TDP, Zen 4 (7000 series), socket AM5 (LGA 1718)

The AMD Ryzen 9 7900 is a balanced mainstream desktop chip for everyday computing and light gaming. Built on AMD's Zen 4 (7000 series), it pairs 12 cores and 24 threads with a 3.8GHz base clock boosting to 4.9GHz and 64MB of L3 cache, all within a 65W envelope on the AM5 (LGA 1718) platform.

Performance and Architecture

With 12 cores and 24 threads, the AMD Ryzen 9 7900 is built on AMD's Zen 4 (7000 series). Its 3.8GHz base clock boosts up to 4.9GHz, backed by 64MB of L3 cache for strong gaming and multitasking performance.

Platform and Efficiency

The AMD Ryzen 9 7900 drops into the AM5 (LGA 1718) platform in a 65W envelope, positioned as a balanced mainstream desktop chip for everyday computing and light gaming. Graphics come from AMD Radeon Graphics (2 CUs, RDNA 2).

Comparison to Alternatives

Within AMD's Ryzen desktop lineup in this catalog, the AMD Ryzen 9 7900 sits among other Zen 4 (7000 series) parts at the 12-core tier, differentiated by suffix, clock speed, and cache. Against Intel's Core desktop processors in this catalog, the AMD Ryzen 9 7900 offers competitive multi-threaded performance on the AM5 platform, while against AMD's own Ryzen AI desktop APUs in this catalog it trades integrated AI/graphics capability for raw CPU clock speed and cache.

Our verdict

Reviewed by Burooj Alam. Rated by us, not by users.

Expert rating7.9 / 10

The AMD Ryzen 9 7900 is a well-rounded mainstream desktop chip that covers everyday computing and light gaming without a premium price tag.

Best for

Mainstream desktops
Everyday productivity
Light gaming

Not for

Competitive gaming rigs
Heavy content creation
Workstation-class loads

Specifications

What these specs mean

Identity

Codename	Raphael
Release Year	2023

Segment and platform

Market Segment	Desktop
Microarchitecture	Zen 4 (7000 series)
Socket	AM5 (LGA 1718)
Process Node	5 nm

Core configuration

Total Cores	12
Performance Cores	12
Efficiency Cores	0
Total Threads	24
SMT Enabled	Yes

Clock speeds

P-Core Base Clock	3.8 GHz
P-Core Boost Clock	4.9 GHz

Cache

L3 Cache	64 MB

Power and thermal

Base Power	65 W

Memory

Memory Type	DDR5

Graphics and AI

Integrated Graphics	Yes

Form Factor	Desktop
TDP	65 W
iGPU	AMD Radeon Graphics (2 CUs, RDNA 2)

FAQs

What are the key specifications of the AMD Ryzen 9 7900?

The AMD Ryzen 9 7900 has 12 cores and 24 threads, a 3.8 GHz base and 4.9 GHz boost clock, 64 MB of L3 cache and a 65 W TDP. Integrated graphics: AMD Radeon Graphics (2 CUs, RDNA 2). Socket: AM5 (LGA 1718).

Will the AMD Ryzen 9 7900 work with my current setup?

The AMD Ryzen 9 7900 lists Socket is AM5 (LGA 1718). Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.

Who is the AMD Ryzen 9 7900 best suited to?

Best suited to: Mainstream desktops; Everyday productivity; Light gaming.

What are the drawbacks of the AMD Ryzen 9 7900?

Not the best fit for: Competitive gaming rigs; Heavy content creation; Workstation-class loads.