Celeron J3455E vs Core i5-4200U

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 J3455E vs Core i5-4200U 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 J3455E vs Core i5-4200U: Pros, Cons & Final Verdict

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

Celeron J3455E

2019

Why buy it

✅+0.8% higher PassMark.
✅Draws 10W instead of 512W, a 502W reduction.

Trade-offs

❌Lower Geekbench single-core performance for gaming (450 vs 733).
❌Smaller total L3 cache (2 MB vs 3 MB).

Core i5-4200U

2013

Why buy it

✅+62.9% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅+50% larger total L3 cache (3 MB vs 2 MB).
✅100% more PCIe lanes (12 vs 6) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (2,176 vs 2,193).
❌5020% higher power demand at 512W vs 10W.

Quick Answers

So, is Celeron J3455E better than Core i5-4200U?

It depends on what you want from the system. For gaming, Core i5-4200U is ahead with a 1.3% average FPS lead across 29 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Celeron J3455E pulls ahead with 0.8% better PassMark. Core i5-4200U also has the bigger cache pool with 50% larger total L3 cache (3 MB vs 2 MB).

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

For streaming, content creation, and heavier multitasking, Celeron J3455E is the stronger fit. You are getting 0.8% better PassMark, backed by 4 cores and 4 threads.

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

Celeron J3455E still makes the most sense overall. Celeron J3455E comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.8% better PassMark.

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

Celeron J3455E makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2013) and more multi-core headroom with 4 cores / 4 threads instead of 2/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Celeron J3455E vs Core i5-4200U Technical Specifications

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

Celeron J3455E

The Celeron J3455E is manufactured by Intel. It was released in 2007-01-01. It features 4 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 2.3 GHz. L3 cache: 2 MB. Built on 14 nm process technology. Thermal design power (TDP): 10 Watt. Memory support: DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s. Passmark benchmark score: 2,193 points. Launch price was $69.

Core i5-4200U

The Core i5-4200U is manufactured by Intel. It was released in 4 June 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 2.6 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 2,176 points. Launch price was $69.

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Processing Power

The Celeron J3455E packs 4 cores / 4 threads, while the Core i5-4200U offers 2 cores / 4 threads — the Celeron J3455E has 2 more cores. Boost clocks reach 2.3 GHz on the Celeron J3455E versus 2.6 GHz on the Core i5-4200U — a 12.2% clock advantage for the Core i5-4200U (base: 1.5 GHz vs 1.6 GHz). The Core i5-4200U is built on the Haswell (2013−2015) architecture. In PassMark, the Celeron J3455E scores 2,193 against the Core i5-4200U's 2,176 — a 0.8% lead for the Celeron J3455E. Geekbench 6 single-core — the metric most relevant to gaming — records 450 vs 733, a 47.8% lead for the Core i5-4200U that directly translates to higher frame rates. L3 cache: 2 MB on the Celeron J3455E vs 3 MB (total) on the Core i5-4200U.

Feature	Celeron J3455E	Core i5-4200U
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	2.3 GHz	2.6 GHz+13%
Base Clock	1.5 GHz	1.6 GHz+7%
L3 Cache	2 MB	3 MB (total)+50%
L2 Cache	—	256K (per core)
Process	14 nm-36%	22 nm
Architecture	—	Haswell (2013−2015)
PassMark	2,193	2,176
Geekbench 6 Single	450	733+63%
Geekbench 6 Multi	850	—

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Memory & Platform

Maximum memory speed reaches DDR4-2400 on the Celeron J3455E versus DDR3L-1600 on the Core i5-4200U — the Celeron J3455E supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-4200U supports up to 16 GB of RAM compared to 8 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 6 (Celeron J3455E) vs 12 (Core i5-4200U) — the Core i5-4200U offers 6 more lanes for additional GPUs or NVMe drives. Chipset compatibility: N/A (SoC) (Celeron J3455E) and HM86,HM87,QM87 (Core i5-4200U).

Feature	Celeron J3455E	Core i5-4200U
Socket	—	FCBGA1168
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2400+50%	DDR3L-1600
Max RAM Capacity	8 GB	16 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	6	12+100%

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Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x (Celeron J3455E) vs VT-x, VT-d, EPT (Core i5-4200U). Both include integrated graphics — HD Graphics 500 (Celeron J3455E) and HD Graphics 4400 (Core i5-4200U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron J3455E targets Low Power, Core i5-4200U targets Thin & Light Laptop. Direct competitor: Celeron J3455E rivals Pentium J4205; Core i5-4200U rivals A6-5350M.

Feature	Celeron J3455E	Core i5-4200U
Integrated GPU	Yes	Yes
IGPU Model	HD Graphics 500	HD Graphics 4400
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x	VT-x, VT-d, EPT
Target Use	Low Power	Thin & Light Laptop