Atom N455 vs Core Solo T1200

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.

Atom N455 vs Core Solo T1200 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.

Atom N455 vs Core Solo T1200: Pros, Cons & Final Verdict

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

Atom N455

2010

Why buy it

✅Integrated graphics onboard with Intel GMA 3150, while Core Solo T1200 needs a discrete GPU.

Trade-offs

❌Lower PassMark (345 vs 355).
❌25500% higher power demand at 512W vs 2W.

Core Solo T1200

2006

Why buy it

✅+2.9% higher PassMark.
✅Draws 2W instead of 512W, a 510W reduction.

Trade-offs

❌Launch MSRP is still $209 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.

Quick Answers

So, is Core Solo T1200 better than Atom N455?

It depends on what you want from the system. For gaming, Atom N455 is ahead with a 0.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core Solo T1200 pulls ahead with 2.9% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core Solo T1200 is the stronger fit. You are getting 2.9% better PassMark, backed by 1 cores and 1 threads.

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

Core Solo T1200 is the better buy right now. Core Solo T1200 comes in at an unclear MSRP at $209 MSRP versus unclear MSRP, and it still gives you 2.9% better PassMark. The compromise is that Atom N455 is still the better pure gaming CPU with a 0.2% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (1.7 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Atom N455 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2006). That makes it the safer long-term bet.

Atom N455 vs Core Solo T1200 Technical Specifications

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

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.

Core Solo T1200

The Core Solo T1200 is manufactured by Intel. It was released in 2008-01-01. It is based on the Yonah (2005−2006) architecture. It features 1 cores and 1 threads. Max frequency: 1.5 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: BGA479. Thermal design power (TDP): 2 MB. Memory support: DDR1. Passmark benchmark score: 355 points. Launch price was $249.

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Processing Power

The Atom N455 packs 1 cores / 2 threads, matching the Core Solo T1200's 1 cores. Boost clocks reach 1.67 GHz on the Atom N455 versus 1.5 GHz on the Core Solo T1200 — a 10.7% clock advantage for the Atom N455. The Atom N455 uses the Pinetrail (2009−2011) architecture (45 nm), while the Core Solo T1200 uses Yonah (2005−2006) (65 nm). In PassMark, the Atom N455 scores 345 against the Core Solo T1200's 355 — a 2.9% lead for the Core Solo T1200. Both processors carry 0 kB of L3 cache.

Feature	Atom N455	Core Solo T1200
Cores / Threads	1 / 2	1 / 1
Boost Clock	1.67 GHz+11%	1.5 GHz
Base Clock	1.66 GHz	—
L3 Cache	0 kB	0 kB
L2 Cache	512K (per core)+25500%	2 MB
Process	45 nm-31%	65 nm
Architecture	Pinetrail (2009−2011)	Yonah (2005−2006)
PassMark	345	355+3%

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Memory & Platform

The Atom N455 uses the FCBGA559 socket (PCIe 2.0), while the Core Solo T1200 uses BGA479 (PCIe 1.1) — making them incompatible on the same motherboard.