Celeron 5205U vs Celeron N4000C

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.

Celeron 5205U vs Celeron N4000C 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.

Celeron 5205U vs Celeron N4000C: Pros, Cons & Final Verdict

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

Celeron 5205U

2019

Why buy it

✅+0.1% higher PassMark.
✅100+% more PCIe lanes (12 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics (Comet Lake), while Celeron N4000C needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (2 MB vs 4 MB).
❌150% higher power demand at 15W vs 6W.

Celeron N4000C

2019

Why buy it

✅+100% larger total L3 cache (4 MB vs 2 MB).
✅Draws 6W instead of 15W, a 9W reduction.

Trade-offs

❌Lower PassMark (1,430 vs 1,432).
❌No integrated graphics, while Celeron 5205U can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Celeron 5205U better than Celeron N4000C?

It depends on what you want from the system. For gaming, Celeron N4000C is ahead with 36.8% higher max boost clock. For rendering, compiling, streaming, and heavier multitasking, Celeron 5205U pulls ahead with 0.1% better PassMark. Celeron N4000C also has the bigger cache pool with 100% larger total L3 cache (4 MB vs 2 MB).

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

For streaming, content creation, and heavier multitasking, Celeron 5205U is the stronger fit. You are getting 0.1% better PassMark, backed by 2 cores and 2 threads.

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

Celeron 5205U still makes the most sense overall. Celeron 5205U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.1% better PassMark.

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

Celeron 5205U makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 2 cores / 2 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Celeron 5205U vs Celeron N4000C Technical Specifications

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

Celeron 5205U

The Celeron 5205U is manufactured by Intel. It was released in 31 October 2019 (6 years ago). It is based on the Comet Lake-U (2019−2020) architecture. It features 2 cores and 2 threads. Base frequency is 1.9 GHz, with boost up to 1.9 GHz. L3 cache: 2 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 1,432 points. Launch price was $107.

Celeron N4000C

The Celeron N4000C 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 2.6 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: 1,430 points. Launch price was $69.

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Processing Power

Both the Celeron 5205U and Celeron N4000C share an identical 2-core/2-thread configuration. Boost clocks reach 1.9 GHz on the Celeron 5205U versus 2.6 GHz on the Celeron N4000C — a 31.1% clock advantage for the Celeron N4000C (base: 1.9 GHz vs 1.1 GHz). The Celeron 5205U is built on the Comet Lake-U (2019−2020) architecture. In PassMark, the Celeron 5205U scores 1,432 against the Celeron N4000C's 1,430 — a 0.1% lead for the Celeron 5205U. L3 cache: 2 MB on the Celeron 5205U vs 4 MB on the Celeron N4000C.

Feature	Celeron 5205U	Celeron N4000C
Cores / Threads	2 / 2	2 / 2
Boost Clock	1.9 GHz	2.6 GHz+37%
Base Clock	1.9 GHz+73%	1.1 GHz
L3 Cache	2 MB	4 MB+100%
L2 Cache	1 MB	—
Process	14 nm	14 nm
Architecture	Comet Lake-U (2019−2020)	—
PassMark	1,432	1,430
Geekbench 6 Single	385	—
Geekbench 6 Multi	650	—

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Memory & Platform

The Celeron 5205U uses the FCBGA1528 socket (PCIe 3.0), while the Celeron N4000C uses FCBGA1090 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Celeron 5205U	Celeron N4000C
Socket	FCBGA1528	FCBGA1090
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2400	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	12	—

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Advanced Features

Virtualization: VT-x, VT-d (Celeron 5205U) / not specified (Celeron N4000C). The Celeron 5205U includes integrated graphics (UHD Graphics (Comet Lake)), while the Celeron N4000C requires a dedicated GPU. Primary use case: Celeron 5205U targets Budget. Direct competitor: Celeron 5205U rivals Pentium Gold 6405U.