A8-4555M vs Celeron 4205U

A8-4555M vs Celeron 4205U Performance Spectrum

A8-4555M

4 / 4

1,341

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Celeron 4205U

2 / 2

1,350

+0.7%

About PassMark

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.

A8-4555M vs Celeron 4205U 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.

A8-4555M vs Celeron 4205U: Pros, Cons & Final Verdict

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

A8-4555M

2012

Why buy it

✅33.3% more PCIe lanes (16 vs 12) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (1,341 vs 1,350).
❌26.7% higher power demand at 19W vs 15W.

Celeron 4205U

2019

Why buy it

✅+0.7% higher PassMark.
✅Draws 15W instead of 19W, a 4W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Celeron 4205U better than A8-4555M?

It depends on what you want from the system. For gaming, A8-4555M is ahead with a 2.1% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Celeron 4205U pulls ahead with 0.7% better PassMark.

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

For streaming, content creation, and heavier multitasking, Celeron 4205U is the stronger fit. You are getting 0.7% better PassMark, backed by 2 cores and 2 threads.

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

Celeron 4205U still makes the most sense overall. Celeron 4205U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.7% better PassMark.

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

Celeron 4205U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2012) and more multi-core headroom with 2 cores / 2 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A8-4555M vs Celeron 4205U Technical Specifications

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

A8-4555M

The A8-4555M is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 4 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 2.4 GHz. L3 cache: 0 kB. L2 cache: 4 MB (total). Built on 32 nm process technology. Socket: FP2. Thermal design power (TDP): 19 Watt. Memory support: unknown Dual-channel. Passmark benchmark score: 1,341 points. Launch price was $90.

Celeron 4205U

The Celeron 4205U is manufactured by Intel. It was released in 23 January 2019 (6 years ago). It is based on the Whiskey Lake-U (2018−2019) architecture. It features 2 cores and 2 threads. Base frequency is 1.8 GHz, with boost up to 1.8 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 1,350 points. Launch price was $107.

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Processing Power

The A8-4555M packs 4 cores / 4 threads, while the Celeron 4205U offers 2 cores / 2 threads — the A8-4555M has 2 more cores. Boost clocks reach 2.4 GHz on the A8-4555M versus 1.8 GHz on the Celeron 4205U — a 28.6% clock advantage for the A8-4555M (base: 1.6 GHz vs 1.8 GHz). The A8-4555M uses the Trinity (2012−2013) architecture (32 nm), while the Celeron 4205U uses Whiskey Lake-U (2018−2019) (14 nm). In PassMark, the A8-4555M scores 1,341 against the Celeron 4205U's 1,350 — a 0.7% lead for the Celeron 4205U. L3 cache: 0 kB on the A8-4555M vs 2 MB (total) on the Celeron 4205U.

Feature	A8-4555M	Celeron 4205U
Cores / Threads	4 / 4+100%	2 / 2
Boost Clock	2.4 GHz+33%	1.8 GHz
Base Clock	1.6 GHz	1.8 GHz+12%
L3 Cache	0 kB	2 MB (total)
L2 Cache	4 MB (total)+1500%	256 kB (per core)
Process	32 nm	14 nm-56%
Architecture	Trinity (2012−2013)	Whiskey Lake-U (2018−2019)
PassMark	1,341	1,350
Geekbench 6 Single	—	347
Geekbench 6 Multi	—	585

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Memory & Platform

The A8-4555M uses the FP2 socket (PCIe 2.0), while the Celeron 4205U uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1333 on the A8-4555M versus DDR4-2133 on the Celeron 4205U — the Celeron 4205U supports 60% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron 4205U supports up to 64 GB of RAM compared to 16 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A8-4555M) vs 12 (Celeron 4205U) — the A8-4555M offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FP2 (A8-4555M) and Whiskey Lake-U (Celeron 4205U).

Feature	A8-4555M	Celeron 4205U
Socket	FP2	FCBGA1528
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	1333	DDR4-2133+60%
Max RAM Capacity	16 GB	64 GB+300%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16+33%	12

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Advanced Features

Neither processor supports overclocking. Virtualization support: true (A8-4555M) vs VT-x, VT-d (Celeron 4205U). Both include integrated graphics — Radeon HD 7600G (A8-4555M) and UHD Graphics 610 (Celeron 4205U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron 4205U targets Budget. Direct competitor: A8-4555M rivals Core i3-2367M; Celeron 4205U rivals Pentium Gold 4417U.