A4-3400 vs Celeron G550T

A4-3400 vs Celeron G550T Performance Spectrum

A4-3400

2 / 2

1,066

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Celeron G550T

2 / 2

1,074

+0.8%

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.

A4-3400 vs Celeron G550T 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.

A4-3400 vs Celeron G550T: Pros, Cons & Final Verdict

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

A4-3400

2011

Why buy it

✅Includes a boxed cooler (Yes), unlike Celeron G550T.

Trade-offs

❌Lower Geekbench single-core performance for gaming (349 vs 366).
❌Lower PassMark (1,066 vs 1,074).
❌85.7% higher power demand at 65W vs 35W.

Celeron G550T

2011

Why buy it

✅+4.9% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Launch MSRP is still $42 MSRP, while A4-3400 mostly shows up through inconsistent older-market listings.
❌No boxed cooler included, unlike A4-3400.

Quick Answers

So, is Celeron G550T better than A4-3400?

Yes. Celeron G550T is the better all-around CPU here. It gives you a 1.8% average FPS lead across 50 shared CPU game tests in our data, 0.8% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Celeron G550T is the better pick. According to our tests, it delivers 1.8% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Celeron G550T is the stronger fit. You are getting 0.8% better PassMark, backed by 2 cores and 2 threads.

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

Celeron G550T is the better buy right now. Celeron G550T comes in at an unclear MSRP at $42 MSRP versus unclear MSRP, and it still gives you a 1.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (25.6 vs 0.0 PassMark/$), 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 G550T 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.

A4-3400 vs Celeron G550T Technical Specifications

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

A4-3400

The A4-3400 is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 2 cores and 2 threads. Base frequency is 2.7 GHz, with boost up to 2.7 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,066 points. Launch price was $50.

Celeron G550T

The Celeron G550T is manufactured by Intel. It was released in 2007-01-01. It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,074 points. Launch price was $69.

⚡

Processing Power

Both the A4-3400 and Celeron G550T share an identical 2-core/2-thread configuration. Boost clocks reach 2.7 GHz on the A4-3400 versus 2.2 GHz on the Celeron G550T — a 20.4% clock advantage for the A4-3400 (base: 2.7 GHz vs 2.2 GHz). The A4-3400 uses the Llano (2011−2012) architecture (32 nm), while the Celeron G550T uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A4-3400 scores 1,066 against the Celeron G550T's 1,074 — a 0.7% lead for the Celeron G550T. Geekbench 6 single-core — the metric most relevant to gaming — records 349 vs 366, a 4.8% lead for the Celeron G550T that directly translates to higher frame rates. L3 cache: 0 kB on the A4-3400 vs 2 MB (total) on the Celeron G550T.

Feature	A4-3400	Celeron G550T
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.7 GHz+23%	2.2 GHz
Base Clock	2.7 GHz+23%	2.2 GHz
L3 Cache	0 kB	2 MB (total)
L2 Cache	512 kB (per core)+100%	256 kB (per core)
Process	32 nm	32 nm
Architecture	Llano (2011−2012)	Sandy Bridge (2011−2013)
PassMark	1,066	1,074
Geekbench 6 Single	349	366+5%
Geekbench 6 Multi	—	656

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Memory & Platform

The A4-3400 uses the FM1 socket (PCIe 2.0), while the Celeron G550T uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the A4-3400 versus DDR3-1066 on the Celeron G550T — the A4-3400 supports 50.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G550T supports up to 32 GB of RAM compared to 16 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: A55,A75 (A4-3400) and H61,B65,H67,Z68 (Celeron G550T).

Feature	A4-3400	Celeron G550T
Socket	FM1	LGA1155
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1600+50%	DDR3-1066
Max RAM Capacity	16 GB	32 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A4-3400) vs VT-x (Celeron G550T). Both include integrated graphics — Radeon HD 6410D (A4-3400) and HD Graphics (Sandy Bridge) (Celeron G550T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A4-3400 targets Budget Desktop, Celeron G550T targets Budget. Direct competitor: A4-3400 rivals Pentium G620; Celeron G550T rivals Pentium G630T.