Athlon XP 2700+ vs Atom N455

Athlon XP 2700+ vs Atom N455 Performance Spectrum

Athlon XP 2700+

1 / 1

360

+4.3%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Atom N455

1 / 2

345

0.0%

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.

Athlon XP 2700+ vs Atom N455 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.

Athlon XP 2700+ vs Atom N455: Pros, Cons & Final Verdict

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

Athlon XP 2700+

2002

Why buy it

✅Draws 68W instead of 512W, a 444W reduction.

Trade-offs

❌Launch MSRP is still $349 MSRP, while Atom N455 mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while Atom N455 can still boot and troubleshoot without a discrete GPU.

Atom N455

2010

Why buy it

✅Integrated graphics onboard with Intel GMA 3150, while Athlon XP 2700+ needs a discrete GPU.

Trade-offs

❌Lower PassMark (345 vs 360).
❌652.9% higher power demand at 512W vs 68W.

Quick Answers

So, is Athlon XP 2700+ better than Atom N455?

Yes. Athlon XP 2700+ is the better all-around CPU here. It gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data and 4.3% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Athlon XP 2700+ is the better pick. According to our tests, it delivers 0.2% 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, Athlon XP 2700+ is the stronger fit. You are getting 4.3% better PassMark, backed by 1 cores and 1 threads.

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

Athlon XP 2700+ is the better buy right now. Athlon XP 2700+ comes in at an unclear MSRP at $349 MSRP versus unclear MSRP, and it still gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (1.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Atom N455 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2002). That makes it the safer long-term bet.

Athlon XP 2700+ vs Atom N455 Technical Specifications

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

Athlon XP 2700+

The Athlon XP 2700+ is manufactured by AMD. It was released in Outubro 2002 (23 years ago). It is based on the Thoroughbred (2001−2002) architecture. It features 1 cores and 1 threads. Max frequency: 2.17 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 130 nm process technology. Socket: A. Thermal design power (TDP): 68 Watt. Passmark benchmark score: 360 points. Launch price was $85.

Atom N455

The Atom N455 is manufactured by Intel. It was released in 1 June 2010 (15 years ago). It is based on the Pinetrail (2009−2011) architecture. It features 1 cores and 2 threads. Base frequency is 1.66 GHz, with boost up to 1.67 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 45 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 6.5 Watt. Memory support: DDR3. Passmark benchmark score: 345 points. Launch price was $64.

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Processing Power

The Athlon XP 2700+ packs 1 cores / 1 threads, matching the Atom N455's 1 cores. Boost clocks reach 2.17 GHz on the Athlon XP 2700+ versus 1.67 GHz on the Atom N455 — a 26% clock advantage for the Athlon XP 2700+. The Athlon XP 2700+ uses the Thoroughbred (2001−2002) architecture (130 nm), while the Atom N455 uses Pinetrail (2009−2011) (45 nm). In PassMark, the Athlon XP 2700+ scores 360 against the Atom N455's 345 — a 4.3% lead for the Athlon XP 2700+. Both processors carry 0 kB of L3 cache.

Feature	Athlon XP 2700+	Atom N455
Cores / Threads	1 / 1	1 / 2
Boost Clock	2.17 GHz+30%	1.67 GHz
Base Clock	—	1.66 GHz
L3 Cache	0 kB	0 kB
L2 Cache	256 kB	512K (per core)+100%
Process	130 nm	45 nm-65%
Architecture	Thoroughbred (2001−2002)	Pinetrail (2009−2011)
PassMark	360+4%	345

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Memory & Platform

The Athlon XP 2700+ uses the A socket (PCIe 1.1), while the Atom N455 uses FCBGA559 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR-333 on the Athlon XP 2700+ versus DDR3-667 on the Atom N455 — the Atom N455 supports -300.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon XP 2700+ supports up to 4 GB of RAM compared to 2 GB — 100% more capacity for professional workloads. Both feature 1-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: AMD Socket A (Athlon XP 2700+) and Intel NM10 (Atom N455).