A9-9420e vs Ryzen 7 5800X

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.

A9-9420e 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.

A9-9420e 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.

A9-9420e

2018

Why buy it

✅Draws 1W instead of 105W, a 104W reduction.
✅Integrated graphics onboard with Radeon R5 Graphics, while Ryzen 7 5800X needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5800X across 50 shared CPU benchmark tests.
❌Lower PassMark (1,101 vs 27,712).

Ryzen 7 5800X

2020

Why buy it

✅Better for gaming: +755.8% higher average FPS across 50 shared CPU benchmark tests.
✅500% more PCIe lanes (24 vs 4) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $449 MSRP, while A9-9420e mostly shows up through inconsistent older-market listings.
❌10400% higher power demand at 105W vs 1W.
❌No integrated graphics, while A9-9420e can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 7 5800X better than A9-9420e?

Yes. Ryzen 7 5800X is the better all-around CPU here. It gives you a 755.8% average FPS lead across 50 shared CPU game tests in our data, 2417% 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 755.8% 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 2417% 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 at an unclear MSRP at $449 MSRP versus unclear MSRP, and it still gives you a 755.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (61.7 vs 0.0 PassMark/$), 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 2018) and more multi-core headroom with 8 cores / 16 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A9-9420e vs Ryzen 7 5800X Technical Specifications

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

A9-9420e

The A9-9420e is manufactured by AMD. It was released in 1 June 2018 (7 years ago). It is based on the Stoney Ridge (2016−2019) architecture. It features 2 cores and 2 threads. Max frequency: 2.5 GHz. L2 cache: 1 MB. Built on 28 nm process technology. Socket: BGA. Thermal design power (TDP): 1 MB. Memory support: DDR4. Passmark benchmark score: 1,101 points. Launch price was $69.

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.

⚡

Processing Power

The A9-9420e packs 2 cores / 2 threads, while the Ryzen 7 5800X offers 8 cores / 16 threads — the Ryzen 7 5800X has 6 more cores. Boost clocks reach 2.5 GHz on the A9-9420e versus 4.7 GHz on the Ryzen 7 5800X — a 61.1% clock advantage for the Ryzen 7 5800X. The A9-9420e uses the Stoney Ridge (2016−2019) architecture (28 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the A9-9420e scores 1,101 against the Ryzen 7 5800X's 27,712 — a 184.7% lead for the Ryzen 7 5800X.

Feature	A9-9420e	Ryzen 7 5800X
Cores / Threads	2 / 2	8 / 16+300%
Boost Clock	2.5 GHz	4.7 GHz+88%
Base Clock	—	3.8 GHz
L3 Cache	—	32 MB
L2 Cache	1 MB	512K (per core)+51100%
Process	28 nm	7 nm, 12 nm-75%
Architecture	Stoney Ridge (2016−2019)	Vermeer (Zen 3) (2020−2022)
PassMark	1,101	27,712+2417%

🧠

Memory & Platform

The A9-9420e uses the BGA socket (PCIe 3.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 2133 on the A9-9420e versus DDR4-3200 on the Ryzen 7 5800X — the Ryzen 7 5800X supports 50% 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 16 GB — 700% more capacity for professional workloads. Memory channels: 1 (A9-9420e) vs 2 (Ryzen 7 5800X). PCIe lanes: 4 (A9-9420e) vs 24 (Ryzen 7 5800X) — the Ryzen 7 5800X offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FT4,FP4 (A9-9420e) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).

Feature	A9-9420e	Ryzen 7 5800X
Socket	BGA	AM4
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	2133	DDR4-3200+50%
Max RAM Capacity	16 GB	128 GB+700%
RAM Channels	1	2+100%
ECC Support	No	Yes
PCIe Lanes	4	24+500%

🔧

Advanced Features

Only the Ryzen 7 5800X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: true (A9-9420e) vs AMD-V (Ryzen 7 5800X). The A9-9420e includes integrated graphics (Radeon R5 Graphics), while the Ryzen 7 5800X requires a dedicated GPU. Primary use case: Ryzen 7 5800X targets Desktop. Direct competitor: A9-9420e rivals Pentium N4200.