A10-5800B vs Athlon Silver 7120U

A10-5800B vs Athlon Silver 7120U Performance Spectrum

A10-5800B

4 / 4

3,027

+0.5%

Ryzen Threadripper 3990X

Athlon Silver 7120U

2 / 2

3,012

0.0%

Ryzen Threadripper 1950

Ryzen AI Max 390

Ryzen 9 9955HX3D

Ryzen Threadripper 3990X

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.

A10-5800B vs Athlon Silver 7120U 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.

A10-5800B vs Athlon Silver 7120U: Pros, Cons & Final Verdict

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

A10-5800B

2012

Why buy it

✅Better for gaming: +9.1% higher average FPS across 50 shared CPU benchmark tests.
✅300% more PCIe lanes (16 vs 4) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Athlon Silver 7120U.

Trade-offs

❌566.7% higher power demand at 100W vs 15W.
❌Older platform position on FM2, while Athlon Silver 7120U moves to FT6 and DDR5.

Athlon Silver 7120U

2022

Why buy it

✅Draws 15W instead of 100W, a 85W reduction.
✅Newer platform on FT6 with DDR5 support instead of FM2 and older memory support.

Trade-offs

❌Worse for gaming: lower average FPS than A10-5800B across 50 shared CPU benchmark tests.
❌Lower PassMark (3,012 vs 3,027).
❌No boxed cooler included, unlike A10-5800B.

Quick Answers

So, is A10-5800B better than Athlon Silver 7120U?

Yes. A10-5800B is the better all-around CPU here. It gives you a 9.1% average FPS lead across 50 shared CPU game tests in our data and 0.5% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, A10-5800B is the better pick. According to our tests, it delivers 9.1% 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, A10-5800B is the stronger fit. You are getting 0.5% better PassMark, backed by 4 cores and 4 threads.

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

A10-5800B still makes the most sense overall. A10-5800B comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 9.1% average FPS lead across 50 shared CPU game tests in our data.

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

Athlon Silver 7120U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2012) and a healthier platform with FT6 and DDR5 instead of FM2. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

A10-5800B vs Athlon Silver 7120U Technical Specifications

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

A10-5800B

The A10-5800B is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 4 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 4.2 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 100 Watt. Memory support: DDR3. Passmark benchmark score: 3,027 points. Launch price was $130.

Athlon Silver 7120U

The Athlon Silver 7120U is manufactured by AMD. It was released in 2009-01-01. It is based on the Mendocino (Zen 2) (2022−2023) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 3.5 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 6 nm process technology. Socket: FT6. Thermal design power (TDP): 15 Watt. Memory support: DDR5 Dual-channel. Passmark benchmark score: 3,012 points. Launch price was $149.

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Processing Power

The A10-5800B packs 4 cores / 4 threads, while the Athlon Silver 7120U offers 2 cores / 2 threads — the A10-5800B has 2 more cores. Boost clocks reach 4.2 GHz on the A10-5800B versus 3.5 GHz on the Athlon Silver 7120U — a 18.2% clock advantage for the A10-5800B (base: 3.8 GHz vs 2.4 GHz). The A10-5800B uses the Trinity (2012−2013) architecture (32 nm), while the Athlon Silver 7120U uses Mendocino (Zen 2) (2022−2023) (6 nm). In PassMark, the A10-5800B scores 3,027 against the Athlon Silver 7120U's 3,012 — a 0.5% lead for the A10-5800B. L3 cache: 0 kB on the A10-5800B vs 2 MB (total) on the Athlon Silver 7120U.

Feature	A10-5800B	Athlon Silver 7120U
Cores / Threads	4 / 4+100%	2 / 2
Boost Clock	4.2 GHz+20%	3.5 GHz
Base Clock	3.8 GHz+58%	2.4 GHz
L3 Cache	0 kB	2 MB (total)
L2 Cache	1 MB (per core)+100%	512 kB (per core)
Process	32 nm	6 nm-81%
Architecture	Trinity (2012−2013)	Mendocino (Zen 2) (2022−2023)
PassMark	3,027	3,012
Geekbench 6 Single	459	—

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Memory & Platform

The A10-5800B uses the FM2 socket (PCIe 2.0), while the Athlon Silver 7120U uses FT6 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the A10-5800B versus LPDDR5-5500 on the Athlon Silver 7120U — the Athlon Silver 7120U supports 194.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A10-5800B supports up to 32 GB of RAM compared to 16 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A10-5800B) vs 4 (Athlon Silver 7120U) — the A10-5800B offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A55,A58,A75,A78,A85X,A88X (A10-5800B) and AMD FT6 (Athlon Silver 7120U).

Feature	A10-5800B	Athlon Silver 7120U
Socket	FM2	FT6
PCIe Generation	PCIe 2.0	PCIe 4.0+100%
Max RAM Speed	DDR3-1866	LPDDR5-5500+195%
Max RAM Capacity	32 GB+100%	16 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16+300%	4

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Advanced Features

Virtualization: AMD-V (A10-5800B) / not specified (Athlon Silver 7120U). Both include integrated graphics — Radeon HD 7660D (A10-5800B) and AMD Radeon 610M (Athlon Silver 7120U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A10-5800B targets Office. Direct competitor: A10-5800B rivals Core i3-3220.