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 G5900T vs Celeron J3455E 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 G5900T vs Celeron J3455E: Pros, Cons & Final Verdict

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

Celeron G5900T

2020

Why buy it

✅+66.2% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅166.7% more PCIe lanes (16 vs 6) for storage and expansion-heavy builds.

Trade-offs

❌Lower Geekbench multi-core (750 vs 850).
❌Launch MSRP is still $42 MSRP, while Celeron J3455E mostly shows up through inconsistent older-market listings.
❌250% higher power demand at 35W vs 10W.

Celeron J3455E

2019

Why buy it

✅+13.3% higher Geekbench multi-core.
✅Draws 10W instead of 35W, a 25W reduction.

Trade-offs

❌Lower Geekbench single-core performance for gaming (450 vs 748).

Quick Answers

So, is Celeron G5900T better than Celeron J3455E?

It depends on what you want from the system. For gaming, Celeron G5900T is ahead with a 0.1% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Celeron J3455E pulls ahead with 13.3% better Geekbench multi-core.

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 13.3% better Geekbench multi-core, backed by 4 cores and 4 threads.

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

Celeron G5900T is the better buy right now. Celeron G5900T comes in at an unclear MSRP at $42 MSRP versus unclear MSRP, and it still gives you a 0.1% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Celeron J3455E is still stronger for heavier multi-core work with 13.3% better Geekbench multi-core. It is also 100.0% better value on MSRP (52.2 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Celeron G5900T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2019). That makes it the safer long-term bet.

Celeron G5900T vs Celeron J3455E Technical Specifications

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

Celeron G5900T

The Celeron G5900T is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency: 3.2 GHz. L3 cache: 2 MB Intel® Smart Cache. Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 2,192 points. Launch price was $69.

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.

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Processing Power

The Celeron G5900T packs 2 cores / 2 threads, while the Celeron J3455E offers 4 cores / 4 threads — the Celeron J3455E has 2 more cores. In PassMark, the Celeron G5900T scores 2,192 against the Celeron J3455E's 2,193 — a 0% lead for the Celeron J3455E. Geekbench 6 single-core — the metric most relevant to gaming — records 748 vs 450, a 49.7% lead for the Celeron G5900T that directly translates to higher frame rates. Multi-core Geekbench: 750 vs 850 (12.5% advantage for the Celeron J3455E). L3 cache: 2 MB Intel® Smart Cache on the Celeron G5900T vs 2 MB on the Celeron J3455E.

Feature	Celeron G5900T	Celeron J3455E
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	—	2.3 GHz
Base Clock	3.2 GHz+113%	1.5 GHz
L3 Cache	2 MB Intel® Smart Cache	2 MB
Process	14 nm	14 nm
PassMark	2,192	2,193
Geekbench 6 Single	748+66%	450
Geekbench 6 Multi	750	850+13%

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Memory & Platform

Maximum memory speed reaches DDR4-2666 on the Celeron G5900T versus DDR4-2400 on the Celeron J3455E — the Celeron G5900T supports 11.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G5900T supports up to 128 GB of RAM compared to 8 GB — 1500% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Celeron G5900T) vs 6 (Celeron J3455E) — the Celeron G5900T offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H410,B460,H470,Z490,H510,B560,H570,Z590 (Celeron G5900T) and N/A (SoC) (Celeron J3455E).

Feature	Celeron G5900T	Celeron J3455E
Socket	LGA1200	—
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2666+11%	DDR4-2400
Max RAM Capacity	128 GB+1500%	8 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	16+167%	6

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Advanced Features

Neither processor supports overclocking. Both support VT-x virtualization. Both include integrated graphics — UHD Graphics 610 (Celeron G5900T) and HD Graphics 500 (Celeron J3455E) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron G5900T targets Budget, Celeron J3455E targets Low Power. Direct competitor: Celeron G5900T rivals Pentium Gold G6400T; Celeron J3455E rivals Pentium J4205.