FX-8320 vs Ryzen 7 5800X

CPU

GPU

FX-8320

8 Cores8 Thrd125 WWMax: 4 GHz2012

Similar parts

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Ryzen 7 5800X

8 Cores16 Thrd105 WWMax: 4.7 GHz2020

Ryzen family

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FX-8320 vs Ryzen 7 5800X Performance Spectrum

FX-8320

8 / 8

5,472

0.0%

Athlon X4 830

Athlon X4 880K

Ryzen Embedded R1606G

FX-8140

Ryzen 7 5700

Ryzen AI Max PRO 390

Ryzen Threadripper PRO 3975WX

Ryzen Threadripper PRO 7965WX

Ryzen 7 5800X

8 / 16

27,712

+406.4%

Ryzen Threadripper 3990X

Ryzen Threadripper PRO 9965WX

About PassMark

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

FX-8320 vs Ryzen 7 5800X FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

FX-8320 vs Ryzen 7 5800X: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

FX-8320

2012

Why buy it

✅Costs $280 less on MSRP ($169 MSRP vs $449 MSRP).
✅Includes a boxed cooler (Yes), unlike Ryzen 7 5800X.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5800X across 50 shared CPU benchmark tests.
❌Lower PassMark (5,472 vs 27,712).
❌Lower PassMark per dollar, at 32.4 vs 61.7 PassMark/$ ($169 MSRP vs $449 MSRP).
❌19% higher power demand at 125W vs 105W.

Ryzen 7 5800X

2020

Why buy it

✅Better for gaming: +104.5% higher average FPS across 50 shared CPU benchmark tests.
✅Delivers 90.6% more PassMark for each dollar spent, at 61.7 vs 32.4 PassMark/$ ($449 MSRP vs $169 MSRP).
✅Draws 105W instead of 125W, a 20W reduction.
✅50% more PCIe lanes (24 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌
165.7% HIGHER MSRP
$449 MSRPvs$169 MSRP
❌No boxed cooler included, unlike FX-8320.

Quick Answers

So, is Ryzen 7 5800X better than FX-8320?

Yes. Ryzen 7 5800X is the better all-around CPU here. It gives you a 104.5% average FPS lead across 50 shared CPU game tests in our data, 406.4% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 5800X is the better pick. According to our tests, it delivers 104.5% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Ryzen 7 5800X is the stronger fit. You are getting 406.4% better PassMark, backed by 8 cores and 16 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Ryzen 7 5800X is the better buy right now. Ryzen 7 5800X comes in 165.7% more expensive on MSRP at $449 MSRP versus $169 MSRP, and it still gives you a 104.5% average FPS lead across 50 shared CPU game tests in our data. It is also 90.6% better value on MSRP (61.7 vs 32.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

Which one is more future-proof for 2026 and beyond?

Ryzen 7 5800X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2012) and more multi-core headroom with 8 cores / 16 threads instead of 8/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

FX-8320 vs Ryzen 7 5800X Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

FX-8320

The FX-8320 is manufactured by AMD. It was released in 23 October 2012 (13 years ago). It is based on the Vishera (2012−2015) architecture. It features 8 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 4 GHz. L2 cache: 8192 kB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 125 Watt. Memory support: DDR3. Passmark benchmark score: 5,472 points. Launch price was $149.

Ryzen 7 5800X

The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.

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Processing Power

The FX-8320 packs 8 cores / 8 threads, matching the Ryzen 7 5800X's 8 cores. Boost clocks reach 4 GHz on the FX-8320 versus 4.7 GHz on the Ryzen 7 5800X — a 16.1% clock advantage for the Ryzen 7 5800X (base: 3.5 GHz vs 3.8 GHz). The FX-8320 uses the Vishera (2012−2015) architecture (32 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the FX-8320 scores 5,472 against the Ryzen 7 5800X's 27,712 — a 134% lead for the Ryzen 7 5800X.

Feature	FX-8320	Ryzen 7 5800X
Cores / Threads	8 / 8	8 / 16
Boost Clock	4 GHz	4.7 GHz+18%
Base Clock	3.5 GHz	3.8 GHz+9%
L3 Cache	—	32 MB
L2 Cache	8192 kB+1500%	512K (per core)
Process	32 nm	7 nm, 12 nm-78%
Architecture	Vishera (2012−2015)	Vermeer (Zen 3) (2020−2022)
PassMark	5,472	27,712+406%
Cinebench R23 Multi	4,500	—
Geekbench 6 Single	458	—
Geekbench 6 Multi	1,791	—

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Memory & Platform

The FX-8320 uses the AM3+ socket (PCIe 2.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the FX-8320 versus DDR4-3200 on the Ryzen 7 5800X — the Ryzen 7 5800X supports 71.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 5800X supports up to 128 GB of RAM compared to 32 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (FX-8320) vs 24 (Ryzen 7 5800X) — the Ryzen 7 5800X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: 970,990X,990FX (FX-8320) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).

Feature	FX-8320	Ryzen 7 5800X
Socket	AM3+	AM4
PCIe Generation	PCIe 2.0	PCIe 4.0+100%
Max RAM Speed	DDR3-1866	DDR4-3200+71%
Max RAM Capacity	32 GB	128 GB+300%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	24+50%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support AMD-V virtualization. Primary use case: FX-8320 targets Productivity, Ryzen 7 5800X targets Desktop. Direct competitor: FX-8320 rivals Core i5-3570.

Feature	FX-8320	Ryzen 7 5800X
Integrated GPU	No	No
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	AMD-V	AMD-V
Target Use	Productivity	Desktop

💰

Value Analysis

At launch, the FX-8320 was priced at $169, while the Ryzen 7 5800X came in at $449. On launch pricing ($169 vs $449), FX-8320 was $280 cheaper. In terms of value on MSRP (PassMark points per dollar), the FX-8320 delivers 32.4 pts/$ vs 61.7 pts/$ for the Ryzen 7 5800X — making the Ryzen 7 5800X the 62.4% better value option.

Feature	FX-8320	Ryzen 7 5800X
MSRP	$169-62%	$449
Performance per Dollar	32.4	61.7+90%
Release Date	2012	2020

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