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Deal.ai › AMD
AMD
AMD Ryzen 7 5800X3D 8-Core Desktop CPU

AMD Ryzen 7 5800X3D 8-Core Desktop CPU

Best price now

$319.99at MBPCChecked 1 h ago

22% under what the other stores charge

Compared across 13 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $319.99 at MBPC (checked Nov 12, 2026).
  • Checked at 13 stores.

Our take on the AMD Ryzen 7 5800X3D 8-Core Desktop CPU

The Ryzen 7 5800X3D is an 8-core, 16-thread AM4 desktop CPU with 96MB of L3 cache stacked via AMD's 3D V-Cache. That cache is what makes it special: in games it trades blows with newer chips despite lower clocks, with a 3.4GHz base and 4.5GHz boost. It is the last big upgrade for an existing AM4 board, but it is locked for overclocking and needs a discrete graphics card and a decent cooler.

Best forGamers on an existing AM4 motherboardHigh-refresh-rate 1080p and 1440p buildsDDR4 systems that want a final CPU upgradeEnthusiasts who value cache over clock speed
Pros
  • 96MB L3 cache lifts frame rates in cache-heavy games
  • Drops into X570, X470, B550, B450 and A520 boards
  • Runs on DDR4 and PCIe 4.0, so no new memory needed
  • 8 cores and 16 threads handle gaming plus background work
  • Often matches newer CPUs in games for far less outlay
Cons
  • Multiplier is locked, so no real overclocking
  • Lower boost clock than the 5800X in non-gaming work
  • 105W TDP needs a capable cooler; AMD suggests liquid cooling
  • No integrated graphics, so a discrete GPU is required
  • On a dead-end AM4 platform with no upgrade path

AMD Ryzen 7 5800X3D 8-Core Desktop CPU prices at every store

  • MBPCNew

    In stock

    $319.99Checked 1 h ago
    Visit MBPC
  • Newegg.comNew

    In stockSold by PlatinumMicro

    $369.99Free shippingChecked 1 h ago
    Visit Newegg.com
  • eBayNew

    In stockSold by aaawavecom

    $369.99Free shippingChecked 1 h ago
    Visit eBay
  • Best BuyNew

    In stock

    $411.30Free shippingChecked 1 h ago
    Visit Best Buy
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $336.00Free shippingChecked 1 h ago
    Visit Amazon
  • Tech-America.comNew

    Availability unknown

    $364.00Checked 1 h ago
    Visit Tech-America.com
  • Newegg BusinessNew

    Availability unknownSold by PlatinumMicro

    $369.99Checked 1 h ago
    Visit Newegg Business
  • WalmartNew

    Availability unknownSold by IPC Store

    $425.99Checked 1 h ago
    Visit Walmart
  • CompSourceNew

    Availability unknown

    $444.15Checked 1 h ago
    Visit CompSource
  • Micro CenterNew

    Availability unknown

    $449.99Checked 1 h ago
    Visit Micro Center
  • Alibaba.comNew

    Availability unknownShips from abroad · duties may apply

    $469.00Checked 1 h ago
    Visit Alibaba.com
  • Simplified ComputersNew

    Availability unknown

    $519.99Checked 1 h ago
    Visit Simplified Computers
  • Compu DevicesNew

    Availability unknown

    $651.03Checked 1 h ago
    Visit Compu Devices

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AMD Ryzen 7 5800X3D 8-Core Desktop CPU price history

Lowest price we've seen: $319.99 on Nov 12 at MBPC. Tracked across 13 stores since Nov 12.

What reviewers say

Reviewers and owners treat the 5800X3D as a gaming-first chip that punches above its clocks thanks to the large cache. Most praise its frame rates and easy drop-in upgrade on AM4; complaints center on locked overclocking, heat and weaker productivity scores than clock-speed rivals.

What people mention
  • Gaming performancePraisedOwners report large frame-rate gains in games that lean on cache, often matching newer CPUs.
  • CachePraisedThe 96MB L3 cache is the headline: reviewers credit it for smooth, high frame rates.
  • OverclockingCriticisedThe multiplier is locked, so enthusiasts cannot push clocks beyond stock boost.
  • HeatMixedThe 105W TDP runs warm under load; owners say a strong air or liquid cooler is needed.
  • ProductivityMixedIn rendering and encoding it trails higher-clock rivals despite its eight cores.
  • PlatformMixedIt is a cheap way to max out AM4, but AM4 is a dead end for future upgrades.

About the AMD Ryzen 7 5800X3D 8-Core Desktop CPU

The AMD Ryzen 7 5800X3D is an 8-core, 16-thread desktop CPU built on AMD Zen 3 architecture. It has a base clock of 3.4GHz and boosts up to 4.5GHz. The default TDP is 105W.

It uses AMD 3D V-Cache technology and has 96MB of L3 cache. This suits workloads that benefit from a large CPU cache, particularly gaming. AMD introduced it as a high-performance gaming processor for the AM4 platform.

The processor supports DDR4 memory and PCIe 4.0. It works with AM4 motherboards using supported X570, X470, B550, B450 and A520 chipsets. A discrete graphics card is required. AMD recommends liquid cooling for optimal performance.

Cores
8
Threads
16
Architecture
AMD Zen 3
Base clock
3.4GHz
Max boost clock
Up to 4.5GHz
L3 cache
96MB (AMD 3D V-Cache)
L2 cache
4MB
L1 cache
512KB
Default TDP
105W
Socket
AM4
Memory
DDR4
PCIe
PCIe 4.0
Chipsets
X570, X470, B550, B450, A520
Graphics
Discrete graphics card required
Cooling
Liquid cooling recommended by AMD

Questions and answers

Is the 5800X3D still worth it for gaming?
For an existing AM4 system, yes. Its large cache keeps game frame rates high, and it avoids a new motherboard and DDR5 memory. A brand-new build on a newer platform gives more headroom.
Does it work on my AM4 motherboard?
It supports X570, X470, B550, B450 and A520 boards, but the board needs a BIOS update that adds 5800X3D support. Check the vendor's BIOS list before installing.
Can I overclock it?
No. The multiplier is locked, so you cannot raise clocks the usual way. You can still tune memory and curve settings on supported boards.
Do I need a graphics card and a cooler?
Yes to both. There is no integrated graphics, so a discrete GPU is required, and AMD recommends liquid cooling for the 105W part; a strong air cooler also works.
How does it compare with the Ryzen 7 5800X?
The 5800X has higher boost clocks and is unlocked, so it wins some productivity tasks. The 5800X3D's 96MB cache makes it the faster gaming chip.
What memory does it use?
DDR4, on AM4 boards, with PCIe 4.0 support on compatible chipsets. It does not use DDR5.
Where is the AMD Ryzen 7 5800X3D 8-Core Desktop CPU cheapest?
At MBPC, for $319.99, 22% under what the other stores charge, as of our latest check.
Where can I buy the AMD Ryzen 7 5800X3D 8-Core Desktop CPU?
14 stores we checked sell it, including MBPC, Amazon, Tech-America.com, Newegg.com, eBay.

Stores we've priced the AMD Ryzen 7 5800X3D 8-Core Desktop CPU at

  • alibaba.com deals and prices
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