Celeron J4005 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.

Celeron J4005 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.

Celeron J4005 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.

Celeron J4005

2017

Why buy it

✅+0.4% higher PassMark.
✅100+% more PCIe lanes (6 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel UHD Graphics 600, while Celeron N4020C needs a discrete GPU.

Trade-offs

❌66.7% higher power demand at 10W vs 6W.

Celeron N4020C

2021

Why buy it

✅Draws 6W instead of 10W, a 4W reduction.

Trade-offs

❌Lower PassMark (1,537 vs 1,543).
❌No integrated graphics, while Celeron J4005 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Celeron N4020C better than Celeron J4005?

It depends on what you want from the system. For gaming, Celeron N4020C is ahead with a 2.4% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Celeron J4005 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 J4005 is the stronger fit. You are getting 0.4% better PassMark, backed by 2 cores and 2 threads.

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

Celeron N4020C still makes the most sense overall. Celeron N4020C comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.4% average FPS lead across 50 shared CPU game tests in our data.

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 2017). That makes it the safer long-term bet.

Celeron J4005 vs Celeron N4020C Technical Specifications

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

Celeron J4005

The Celeron J4005 is manufactured by Intel. It was released in 11 December 2017 (7 years ago). It is based on the Goldmont Plus (2017) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2.7 GHz. L3 cache: 4 MB. L2 cache: 4 MB (total). Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 10 Watt. Memory support: DDR4. Passmark benchmark score: 1,543 points. Launch price was $107.

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.

⚡

Processing Power

Both the Celeron J4005 and Celeron N4020C share an identical 2-core/2-thread configuration. Boost clocks reach 2.7 GHz on the Celeron J4005 versus 2.8 GHz on the Celeron N4020C — a 3.6% clock advantage for the Celeron N4020C (base: 2 GHz vs 1.1 GHz). The Celeron J4005 is built on the Goldmont Plus (2017) architecture. In PassMark, the Celeron J4005 scores 1,543 against the Celeron N4020C's 1,537 — a 0.4% lead for the Celeron J4005. Both processors carry 4 MB of L3 cache.

Feature	Celeron J4005	Celeron N4020C
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.7 GHz	2.8 GHz+4%
Base Clock	2 GHz+82%	1.1 GHz
L3 Cache	4 MB	4 MB
L2 Cache	4 MB (total)	—
Process	14 nm	14 nm
Architecture	Goldmont Plus (2017)	—
PassMark	1,543	1,537
Geekbench 6 Single	450	—
Geekbench 6 Multi	800	—

🧠

Memory & Platform

Both processors use the FCBGA1090 socket with PCIe 3.0.

Feature	Celeron J4005	Celeron N4020C
Socket	FCBGA1090	FCBGA1090
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2400	—
Max RAM Capacity	8 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	6	—

🔧

Advanced Features

Virtualization: VT-x, VT-d, EPT (Celeron J4005) / not specified (Celeron N4020C). The Celeron J4005 includes integrated graphics (Intel UHD Graphics 600), while the Celeron N4020C requires a dedicated GPU. Primary use case: Celeron J4005 targets Entry Level Desktop. Direct competitor: Celeron J4005 rivals Ryzen Embedded R1102G.