Atom C3538 vs Celeron M 575

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 C3538 vs Celeron M 575 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 C3538 vs Celeron M 575: Pros, Cons & Final Verdict

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

Atom C3538

2017

Why buy it

✅100+% more PCIe lanes (12 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (1,910 vs 1,917).
❌1400% higher power demand at 15W vs 1W.

Celeron M 575

2008

Why buy it

✅+0.4% higher PassMark.
✅Draws 1W instead of 15W, a 14W reduction.

Trade-offs

❌Launch MSRP is still $86 MSRP, while Atom C3538 mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Celeron M 575 better than Atom C3538?

It depends on what you want from the system. For gaming, Atom C3538 is ahead with a 0.8% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Celeron M 575 pulls ahead with 0.4% better PassMark.

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

For streaming, content creation, and heavier multitasking, Celeron M 575 is the stronger fit. You are getting 0.4% better PassMark, backed by 1 cores and 1 threads.

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

Celeron M 575 is the better buy right now. Celeron M 575 comes in at an unclear MSRP at $86 MSRP versus unclear MSRP, and it still gives you 0.4% better PassMark. The compromise is that Atom C3538 is still the better pure gaming CPU with a 0.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (22.3 vs 0.0 PassMark/$), 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 C3538 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2008). That makes it the safer long-term bet.

Atom C3538 vs Celeron M 575 Technical Specifications

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

Atom C3538

The Atom C3538 is manufactured by Intel. It was released in 15 August 2017 (8 years ago). It is based on the Goldmont (2016−2017) architecture. It features 4 cores and 4 threads. Base frequency is 2.1 GHz, with boost up to 2.1 GHz. L3 cache: 8 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: FCBGA1310. Thermal design power (TDP): 15 Watt. Memory support: DDR4: 2133. Passmark benchmark score: 1,910 points. Launch price was $75.

Celeron M 575

The Celeron M 575 is manufactured by Intel. It was released in 1 June 2008 (17 years ago). It is based on the Merom (2006−2008) architecture. It features 1 cores and 1 threads. Max frequency: 2 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,917 points. Launch price was $86.

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Processing Power

The Atom C3538 packs 4 cores / 4 threads, while the Celeron M 575 offers 1 cores / 1 threads — the Atom C3538 has 3 more cores. Boost clocks reach 2.1 GHz on the Atom C3538 versus 2 GHz on the Celeron M 575 — a 4.9% clock advantage for the Atom C3538. The Atom C3538 uses the Goldmont (2016−2017) architecture (14 nm), while the Celeron M 575 uses Merom (2006−2008) (65 nm). In PassMark, the Atom C3538 scores 1,910 against the Celeron M 575's 1,917 — a 0.4% lead for the Celeron M 575.

Feature	Atom C3538	Celeron M 575
Cores / Threads	4 / 4+300%	1 / 1
Boost Clock	2.1 GHz+5%	2 GHz
Base Clock	2.1 GHz	—
L3 Cache	8 MB	—
L2 Cache	8 MB+700%	1 MB
Process	14 nm-78%	65 nm
Architecture	Goldmont (2016−2017)	Merom (2006−2008)
PassMark	1,910	1,917

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Memory & Platform

The Atom C3538 uses the FCBGA1310 socket (PCIe 3.0), while the Celeron M 575 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2133 on the Atom C3538 versus 800 on the Celeron M 575 — the Atom C3538 supports 166.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Atom C3538 supports up to 256 GB of RAM compared to 4 GB — 6300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Atom C3538) vs 0 (Celeron M 575) — the Atom C3538 offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel FCBGA1310 (Atom C3538) and GL40,GM45 (Celeron M 575).

Feature	Atom C3538	Celeron M 575
Socket	FCBGA1310	PGA478
PCIe Generation	PCIe 3.0+173%	PCIe 1.1
Max RAM Speed	DDR4-2133+167%	800
Max RAM Capacity	256 GB+6300%	4 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	12	0