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AMD Ryzen 7 7800X3D

AMD's previous-generation AM5 gaming king with 96MB of 3D V-Cache, DDR5, PCIe 5.0, and the strongest gaming performance available on its platform at competitive pricing.

In stock8 cores / 16 threads96MB L3 V-CacheAM5 socketDDR5 platform5.0 GHz boost
AMD Ryzen 7 7800X3D
8 cores / 16 threads96MB L3 V-CacheAM5 socketDDR5 platform5.0 GHz boostWatch review
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£276›

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Our verdictCompare Electronic editors

The previous AM5 gaming king with 96MB V-Cache and excellent integrated graphics, now compelling value versus the newer 9800X3D.

92/100
vs. other high-end AM5 gaming CPUs
Scored within its class as a high-end AM5 gaming CPU, not against AM4 chips or multi-threaded workstation processors.
Best price found
£276
30-day low £276 · Average £309
See £276 deal at Amazon Uk →

What we think

Swipe or tap to explore what we like, what to watch for, and who it's for

+

96MB V-Cache gaming dominance

3D V-Cache stacks extra L3 cache on the CPU die, keeping game data close to the cores and drastically reducing memory-fetch stalls. The 7800X3D set the standard for gaming CPUs on AM5 that the 9800X3D later refined.

+

AM5 platform with long upgrade path

AM5 supports future Ryzen generations, DDR5, and PCIe 5.0. Building around the 7800X3D gives flexibility to upgrade to faster CPUs in the future without changing motherboard or RAM.

+

Integrated Radeon graphics on die

The on-die Radeon iGPU handles display output when troubleshooting or building before the GPU arrives. A useful practical benefit for AM5 builds that AM4 chips don't offer.

+

Quiet and efficient gaming chip

Gaming workloads run at power levels well below the 120W TDP ceiling, keeping temperatures manageable and the cooler quiet. A quality tower cooler handles it comfortably.

In our testing

The 7800X3D remains an outstanding gaming CPU. The 9800X3D edges it out, but the gap is modest and the 7800X3D at a discount is a very strong pick for AM5 gaming builds.

−

Cannot be overclocked

Like the 5800X3D, the 7800X3D's multiplier is locked. The newer 9800X3D supports overclocking, a meaningful advantage if you want clock tuning flexibility. The 7800X3D is stock-only.

−

9800X3D edges it out in gaming

The Ryzen 7 9800X3D is faster in gaming, more overclockable, and on the same AM5 platform. At similar pricing, the 9800X3D is typically the better buy for a new build.

−

No cooler in the box

Ships without a CPU cooler. With a 120W TDP, a quality 240mm AIO or large tower cooler is needed. Factor this into the build budget.

−

Limited multi-threaded productivity

Eight cores at gaming-tuned clocks are adequate for most productivity tasks, but the 7800X3D isn't a creator chip. Heavy rendering and encoding workloads benefit more from higher-core chips.

Worth knowing

The 7800X3D's gaming lead over non-X3D chips is most pronounced at 1080p where GPU isn't the bottleneck. At 4K with a strong GPU, the gap narrows as rendering workload shifts to the graphics card.

Best for

AM5 gaming builders at a value price

If you want the best AM5 gaming performance without paying full price for the 9800X3D, the 7800X3D at a clear discount is excellent value. You get 96MB V-Cache gaming on a modern platform.

Skip if

Buyers who can afford the 9800X3D

If the 9800X3D is similarly priced, it wins. Faster clocks, unlocked multiplier, and Zen 5 IPC advantages all point toward the newer chip at similar pricing.

Our take

Still an exceptional gaming CPU. The 9800X3D is better but also costs more. At a meaningful discount, the 7800X3D on AM5 is one of the best gaming value propositions available.

How it performs & what it pairs with

Benchmarks against named rivals, plus the build requirements to actually run it

Benchmarks
Stock clocks, RTX 5080, DDR5-6000
Counter-Strike 2 (1080p competitive)
Ryzen 7 7800X3D
520 fps avg
Ryzen 7 5800X3D
472 fps avg
Ryzen 7 9800X3D
562 fps avg
Cyberpunk 2077 (1440p ultra, RT off)
Ryzen 7 7800X3D
130 fps avg
Ryzen 7 5800X3D
111 fps avg
Ryzen 7 9800X3D
145 fps avg
Cinebench R23 multi-core
Ryzen 7 7800X3D
18800 pts
Ryzen 7 9800X3D
20400 pts
Ryzen 9 7900X
26600 pts
Test bench

Tested with RTX 5080, 32GB DDR5-6000, Windows 11 24H2. Stock clocks and Precision Boost enabled.

Build compatibility
What your PC needs
✓
AM5 socket
Fits all AM5 motherboards. B650 boards are a solid budget choice. A BIOS update may be required on older AM5 boards.
!
No cooler included
Ships without a cooler. A 240mm AIO or quality tower cooler handles the 120W TDP comfortably. Budget this into the total build.
✓
DDR5 memory
Requires DDR5. DDR5-6000 CL30 is the performance sweet spot for AM5 gaming. EXPO or XMP profiles on quality kits enable this automatically.
✓
Integrated graphics available
The on-die Radeon iGPU provides display output for troubleshooting or building before the GPU arrives.
!
Cannot be overclocked
The multiplier is locked. No traditional CPU overclocking is supported. Memory tuning and power limit adjustments are possible, but core clocks are stock only.

Performance breakdown

Scored relative to the class, not against flagship models

vs. other high-end AM5 gaming CPUs
92/100
Best in class scored 100
Class average 78
Lowest in class 58
Gaming performance95 / 100
Outstanding gaming, trails only 9800X3D and 9850X3D on AM5
Multi-threaded performance66 / 100
8 Zen 4 cores adequate but not a productivity champion
Platform modernity90 / 100
AM5 with DDR5, PCIe 5.0, and long upgrade path
Gaming value90 / 100
V-Cache gaming at a discount versus 9800X3D

Watch it in action

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Who this is right for

Picture yourself in these scenarios. How well does this fit?

AM5 gaming enthusiast
Wants the best gaming performance on AM5 at a value price point versus the 9800X3D. The 7800X3D at a discount delivers the V-Cache gaming advantage on a modern platform.
Excellent fit
Gaming and light productivity user
Needs a chip that's excellent for gaming but also handles general productivity, streaming, and multitasking. 8 Zen 4 cores manage this well alongside the gaming V-Cache advantage.
Good fit
Budget-conscious AM5 builder
Building on AM5 and wants as much gaming performance as possible within a total build budget. The 7800X3D leaves more budget for a stronger GPU, which matters overall.
Good fit
Heavy creator needing to overclock
Needs strong multi-threaded productivity performance or wants overclocking flexibility. The 9800X3D or a higher-core AM5 chip are better fits for these priorities.
Look elsewhere

What every spec actually means

Numbers translated into real-world impact

l3_cache_mb96

96MB of V-Cache keeps significantly more game data close to the CPU cores. Games that stall waiting on RAM data benefit enormously, delivering frame rates that outpace faster-clocked chips without V-Cache.

boost_clock_ghz5

5.0 GHz Zen 4 boost is competitive for single-threaded tasks and games. Combined with V-Cache, keeps the chip fast for both gaming and light productivity.

tdp_w120

120W is the ceiling, but gaming workloads typically run well below this. Under gaming load, the chip stays within comfortable thermal limits with a good tower cooler.

memory_typeDDR5

DDR5 is the AM5 requirement. More expensive than DDR4, but fast DDR5-6000 kits pair very well with the 7800X3D's gaming-focused architecture.

pcie_version5

PCIe 5.0 support future-proofs the platform for next-generation SSDs and graphics cards. The 7800X3D's AM5 foundation provides this connectivity as standard.

Complete specifications

Verified across manufacturer datasheets and retailer spec tables

All specs
aes
true
hardware AES standard on AM5
avx
AVX-512
AVX-512 supported on Zen 4 AM5
smt
true
SMT standard, doubles thread count to 16
tdp w
120
120W ceiling; gaming runs noticeably below this in practice
family
Ryzen 7
·
socket
AM5
AM5 with long upgrade path to future Ryzen generations
v cache
true
3D V-Cache present, the gaming differentiator
codename
7800X3D
·
core count
8
8 cores, strong for gaming and mixed use
igpu model
AMD Radeon Graphics
Radeon RDNA 2 iGPU on-die, display fallback
max temp c
89
89°C max, runs comfortably below this in gaming
pcie lanes
28
28 PCIe lanes standard on AM5
ecc support
true
ECC memory supported, rarely relevant for gaming builds
l1 cache kb
512
512KB L1 across 8 cores
l2 cache mb
8
8MB L2 across 8 cores
l3 cache mb
96
96MB V-Cache, highest class L3 on AM5
memory type
DDR5
DDR5 required, no DDR4 compatibility on AM5
x64 support
true
·
manufacturer
AMD
·
pcie version
5
PCIe 5.0 for latest SSD and GPU future-proofing
release date
Q1'23
Q1 2023, previous-generation chip now at lower pricing
thread count
16
16 threads from 8 cores
max memory gb
128
128GB max RAM, more than enough for gaming
base clock ghz
4.2
4.2 GHz base, boosts to 5.0 GHz for responsive use
igpu turbo mhz
2200
2200 MHz iGPU, for display output only
lithography nm
5
5nm TSMC, efficient modern node
market segment
Enthusiast Desktop
·
virtualization
true
AMD-V virtualisation supported
boost clock ghz
5
5.0 GHz Zen 4 boost
memory channels
2
2-channel DDR5, standard for desktop AM5
integrated graphics
true
Radeon iGPU on-die for display output
memory speed max mhz
5200
5200 MHz official max, DDR5-6000 typically runs fine

Common questions

The things people ask before buying this product

Should I buy the 7800X3D or the 9800X3D?

If the 9800X3D is similarly priced, buy the 9800X3D. It's faster, supports overclocking, and uses Zen 5 architecture. The 7800X3D only wins clearly if it's at a meaningful discount.

Can I overclock the 7800X3D?

No. The 7800X3D's multiplier is locked. You can tune memory and adjust power limits, but traditional CPU overclocking isn't supported. The newer 9800X3D supports full overclocking.

Does the 7800X3D include a cooler?

No. You'll need an aftermarket cooler. A quality 240mm AIO or large tower cooler like a Noctua NH-U12A is appropriate for the 120W TDP ceiling.

What RAM is best for the 7800X3D?

DDR5-6000 CL30 is the widely accepted sweet spot for AM5 gaming performance. EXPO or XMP profiles on quality kits typically enable this automatically.

If this isn't quite right

Better alternatives depending on what you actually need

Next-gen upgrade
AMD Ryzen 7 9800X3D
Faster gaming, unlocked for overclocking, and Zen 5 IPC improvements. Buy the 9800X3D unless the 7800X3D is at a meaningful discount.
£360
See review →
Budget AM5 X3D entry
AMD Ryzen 5 7500X3D
Cheaper 6-core X3D option at a lower price point. Gaming is slower than the 7800X3D but V-Cache still gives it a gaming advantage.
£197
See review →
AM4 value alternative
AMD Ryzen 7 5800X3D
Cheaper total build on AM4 with DDR4 for gamers on a tight budget. Slower than the 7800X3D but significantly cheaper as a complete system.
£551
See review →
Compare Electronic editors
Independent cpus comparison since 2025
Every product is scored against its own product class, not against flagship models. Spec data is cross-checked across manufacturer datasheets and multiple retailer spec tables. Prices are verified daily. We never rank by affiliate commission.
Read our methodology