AMD

AMD Ryzen 7 3800XT

Boost/Base Clock:: 4.7 GHz / 4.2 GHz
Core/Thread Count:: 8 Core / 16 Thread
Cache:: 32MB L3 + 4MB L2 + 512KB L1
TDP:: 105 W
CPU Process Node:: 7 Nanometers (TSMC)
CPU Socket:: AM4
CPU Series:: Zen 2, Ryzen 3000 Series
Memory Support:: DDR4-3200
Form Factor:: Desktop

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Manufacturer: AMD Last updated: September 9, 2026

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AMD Ryzen 7 3800XT Review

The AMD Ryzen 7 3800XT is an 8-core, 16-thread Zen 2 desktop processor, running a genuinely high 4.2 GHz base clock that boosts to 4.7 GHz, with a large 32MB L3 cache within a 105 Watt TDP on the AM4 socket.

As a late-cycle refresh of the Ryzen 7 3800X, this XT variant pushed clocks higher through refined manufacturing, giving buyers a genuine boost-clock improvement on the same core Zen 2 silicon.

Integrated Graphics

This chip ships without a functional integrated GPU; a discrete graphics card is required for display output.

How Is the Ryzen 7 3800XT in Terms of Performance

The 8-core, 16-thread layout with a genuinely high 4.2 GHz base clock gives this chip excellent gaming and productivity performance, representing AMD's refined-process push on late Zen 2 desktop silicon.

Benchmarks

Cinebench R20 single-core scores of 542 reflect genuinely excellent per-core performance, among the strongest of any Zen 2 desktop chip, directly reflecting the higher clocks this XT refresh reaches.

Our verdict

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

Best for

Gaming and productivity desktop builds wanting the highest-clocked 8-core Zen 2 performance available

Not for

Buyers with access to Zen 3 chips, those offer a real architectural step up over even the fastest Zen 2 silicon

Specifications

What these specs mean

Identity

Brand	AMD
Product Line	Ryzen 7
Model Number	3800XT
Codename	Matisse
Release Year	2020

Segment and platform

Market Segment	Desktop
Microarchitecture	Zen 2, Ryzen 3000 Series
Socket	AM4
Socket Status	End of Life
Process Node	7 nm

Core configuration

Total Cores	8
Performance Cores	8
Efficiency Cores	0
Total Threads	16
SMT Enabled	Yes

Clock speeds

P-Core Base Clock	3.9 GHz
P-Core Boost Clock	4.7 GHz
Unlocked Multiplier	Yes

Cache

L2 Cache	4 MB
L3 Cache	32 MB

Power and thermal

Base Power	105 W
Max Turbo Power	142 W

Memory

Memory Type	DDR4
Max Memory Speed	3200 MT/s
Memory Channels	2
Max Memory Capacity	128 GB
ECC Support	No

Graphics and AI

Integrated Graphics	No

Expansion

PCIe Generation	4
PCIe Lanes	20

Commercial

Launch MSRP	399 USD
Retail Availability	Retail

Form Factor	Desktop
TDP	105 W
iGPU	None

FAQs

What are the key specifications of the AMD Ryzen 7 3800XT?

The AMD Ryzen 7 3800XT has 8 cores and 16 threads, a 3.9 GHz base and 4.7 GHz boost clock, 32 MB of L3 cache and a 105 W TDP. It has no integrated graphics, so it needs a graphics card. Socket: AM4.

Will the AMD Ryzen 7 3800XT work with my current setup?

The AMD Ryzen 7 3800XT lists CPU Socket is AM4. 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 7 3800XT best suited to?

Best suited to: Gaming and productivity desktop builds wanting the highest-clocked 8-core Zen 2 performance available.

What are the drawbacks of the AMD Ryzen 7 3800XT?

Not the best fit for: Buyers with access to Zen 3 chips, those offer a real architectural step up over even the fastest Zen 2 silicon.