Atom 330 vs Celeron N4020C

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 330 vs Celeron N4020C 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 330 vs Celeron N4020C: Pros, Cons & Final Verdict

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

Atom 330

2008

Why buy it

Trade-offs

❌Lower PassMark (1,530 vs 1,537).
❌Launch MSRP is still $43 MSRP, while Celeron N4020C mostly shows up through inconsistent older-market listings.
❌33.3% higher power demand at 8W vs 6W.

Celeron N4020C

2021

Why buy it

✅Draws 6W instead of 8W, a 2W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Celeron N4020C better than Atom 330?

Yes. Celeron N4020C is the better all-around CPU here. It gives you a 0.8% average FPS lead across 50 shared CPU game tests in our data, 0.5% 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, Celeron N4020C is the better pick. According to our tests, it delivers 0.8% 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, Celeron N4020C is the stronger fit. You are getting 0.5% better PassMark, backed by 2 cores and 2 threads.

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

Celeron N4020C is the easy recommendation for a fresh desktop build. Celeron N4020C comes in at an unclear MSRP at unclear MSRP versus $43 MSRP, and it still gives you a 0.8% average FPS lead across 50 shared CPU game tests in our data. Atom 330 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.

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

Celeron N4020C makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2008) and more multi-core headroom with 2 cores / 2 threads instead of 2/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Atom 330 vs Celeron N4020C Technical Specifications

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

Atom 330

The Atom 330 is manufactured by Intel. It was released in 2 April 2008 (17 years ago). It is based on the Diamondville (2008−2009) architecture. It features 2 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 0.1 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: PBGA437. Thermal design power (TDP): 8 Watt. Passmark benchmark score: 1,530 points. Launch price was $43.

Celeron N4020C

The Celeron N4020C is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency is 1.1 GHz, with boost up to 2.8 GHz. L3 cache: 4 MB. Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 6 Watt. Memory support: DDR4/LPDDR4 up to 2400 MT/s. Passmark benchmark score: 1,537 points. Launch price was $69.

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Processing Power

The Atom 330 packs 2 cores / 4 threads, matching the Celeron N4020C's 2 cores. Boost clocks reach 0.1 GHz on the Atom 330 versus 2.8 GHz on the Celeron N4020C — a 186.2% clock advantage for the Celeron N4020C (base: 1.6 GHz vs 1.1 GHz). The Atom 330 is built on the Diamondville (2008−2009) architecture. In PassMark, the Atom 330 scores 1,530 against the Celeron N4020C's 1,537 — a 0.5% lead for the Celeron N4020C. L3 cache: 0 kB on the Atom 330 vs 4 MB on the Celeron N4020C.

Feature	Atom 330	Celeron N4020C
Cores / Threads	2 / 4	2 / 2
Boost Clock	0.1 GHz	2.8 GHz+2700%
Base Clock	1.6 GHz+45%	1.1 GHz
L3 Cache	0 kB	4 MB
L2 Cache	1 MB	—
Process	45 nm	14 nm-69%
Architecture	Diamondville (2008−2009)	—
PassMark	1,530	1,537

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Memory & Platform

The Atom 330 uses the PBGA437 socket (PCIe 2.0), while the Celeron N4020C uses FCBGA1090 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Atom 330	Celeron N4020C
Socket	PBGA437	FCBGA1090
PCIe Generation	PCIe 2.0	PCIe 4.0+100%
Max RAM Speed	DDR2-533	—
Max RAM Capacity	4 GB	—
RAM Channels	1	—
ECC Support	No	—
PCIe Lanes	0	—