A8-5557M vs Atom N2800

A8-5557M vs Atom N2800 Performance Spectrum

A8-5557M

4 / 4

1,831

+0.1%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Atom N2800

2 / 4

1,829

0.0%

Pentium B950

Celeron G470

Pentium J3710

Celeron Dual-Core T1500

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.

A8-5557M vs Atom N2800 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.

A8-5557M vs Atom N2800: Pros, Cons & Final Verdict

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

A8-5557M

2013

Why buy it

✅300% more PCIe lanes (16 vs 4) for storage and expansion-heavy builds.

Trade-offs

❌400% higher power demand at 35W vs 7W.

Atom N2800

2011

Why buy it

✅Draws 7W instead of 35W, a 28W reduction.

Trade-offs

❌Lower PassMark (1,829 vs 1,831).
❌Launch MSRP is still $47 MSRP, while A8-5557M mostly shows up through inconsistent older-market listings.

Quick Answers

So, is A8-5557M better than Atom N2800?

Yes. A8-5557M is the better all-around CPU here. It gives you a 1.1% average FPS lead across 50 shared CPU game tests in our data, 0.1% 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, A8-5557M is the better pick. According to our tests, it delivers 1.1% 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, A8-5557M is the stronger fit. You are getting 0.1% better PassMark, backed by 4 cores and 4 threads.

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

A8-5557M is the easy recommendation for a fresh desktop build. A8-5557M comes in at an unclear MSRP at unclear MSRP versus $47 MSRP, and it still gives you a 1.1% average FPS lead across 50 shared CPU game tests in our data. Atom N2800 only looks good on raw value math because it is a cheap legacy laptop chip, not because it is a real desktop gaming recommendation. It simply does not keep up in modern games, especially when the gap is already 1.1% in the shared gaming data.

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

A8-5557M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2011) and more multi-core headroom with 4 cores / 4 threads instead of 2/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A8-5557M vs Atom N2800 Technical Specifications

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

A8-5557M

The A8-5557M is manufactured by AMD. It was released in 2014-01-01. It is based on the Richland (2013−2014) architecture. It features 4 cores and 4 threads. Base frequency is 2.1 GHz, with boost up to 3.1 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FP2. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,831 points. Launch price was $90.

Atom N2800

The Atom N2800 is manufactured by Intel. It was released in 1 December 2011 (14 years ago). It is based on the Cedarview-M (2011−2012) architecture. It features 2 cores and 4 threads. Base frequency is 1.86 GHz, with boost up to 1.87 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 6.5 Watt. Memory support: DDR3. Passmark benchmark score: 1,829 points. Launch price was $47.

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Processing Power

The A8-5557M packs 4 cores / 4 threads, while the Atom N2800 offers 2 cores / 4 threads — the A8-5557M has 2 more cores. Boost clocks reach 3.1 GHz on the A8-5557M versus 1.87 GHz on the Atom N2800 — a 49.5% clock advantage for the A8-5557M (base: 2.1 GHz vs 1.86 GHz). The A8-5557M uses the Richland (2013−2014) architecture (32 nm), while the Atom N2800 uses Cedarview-M (2011−2012) (32 nm). In PassMark, the A8-5557M scores 1,831 against the Atom N2800's 1,829 — a 0.1% lead for the A8-5557M. Both processors carry 0 kB of L3 cache.

Feature	A8-5557M	Atom N2800
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	3.1 GHz+66%	1.87 GHz
Base Clock	2.1 GHz+13%	1.86 GHz
L3 Cache	0 kB	0 kB
L2 Cache	1 MB (per core)	512K (per core)+51100%
Process	32 nm	32 nm
Architecture	Richland (2013−2014)	Cedarview-M (2011−2012)
PassMark	1,831	1,829

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Memory & Platform

The A8-5557M uses the FP2 socket (PCIe 3.0), while the Atom N2800 uses FCBGA559 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1600 on the A8-5557M versus DDR3-1066 on the Atom N2800 — the A8-5557M supports 50.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A8-5557M supports up to 16 GB of RAM compared to 4 GB — 300% more capacity for professional workloads. Memory channels: 2 (A8-5557M) vs 1 (Atom N2800). PCIe lanes: 16 (A8-5557M) vs 4 (Atom N2800) — the A8-5557M offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FP2,FS1r2 (A8-5557M) and Intel NM10 (Atom N2800).

Feature	A8-5557M	Atom N2800
Socket	FP2	FCBGA559
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	1600+50%	DDR3-1066
Max RAM Capacity	16 GB+300%	4 GB
RAM Channels	2+100%	1
ECC Support	No	No
PCIe Lanes	16+300%	4

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Advanced Features

Virtualization: true (A8-5557M) / not specified (Atom N2800). Both include integrated graphics — Radeon HD 8510G / 8550G (A8-5557M) and Intel GMA 3650 (Atom N2800) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: A8-5557M rivals Core i3-4000M.