A6-5400K vs Pentium Dual Core T4400

A6-5400K vs Pentium Dual Core T4400 Performance Spectrum

A6-5400K

2 / 2

1,279

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Pentium Dual Core T4400

2 / 2

1,284

+0.4%

Atom D2550

Pentium T3400

Pentium Dual-Core E2200

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.

A6-5400K vs Pentium Dual Core T4400 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.

A6-5400K vs Pentium Dual Core T4400: Pros, Cons & Final Verdict

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

A6-5400K

2012

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon HD 7540D, while Pentium Dual Core T4400 needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Pentium Dual Core T4400.

Trade-offs

❌Lower PassMark (1,279 vs 1,284).
❌85.7% higher power demand at 65W vs 35W.

Pentium Dual Core T4400

2009

Why buy it

✅+0.4% higher PassMark.
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Launch MSRP is still $107 MSRP, while A6-5400K mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while A6-5400K can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike A6-5400K.

Quick Answers

So, is Pentium Dual Core T4400 better than A6-5400K?

It depends on what you want from the system. For gaming, A6-5400K is ahead with a 0.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Pentium Dual Core T4400 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, Pentium Dual Core T4400 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?

Pentium Dual Core T4400 is the better buy right now. Pentium Dual Core T4400 comes in at an unclear MSRP at $107 MSRP versus unclear MSRP, and it still gives you 0.4% better PassMark. The compromise is that A6-5400K is still the better pure gaming CPU with a 0.6% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (12.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

A6-5400K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2012 vs 2009). That makes it the safer long-term bet.

A6-5400K vs Pentium Dual Core T4400 Technical Specifications

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

A6-5400K

The A6-5400K is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,279 points. Launch price was $70.

Pentium Dual Core T4400

The Pentium Dual Core T4400 is manufactured by Intel. It was released in 2007-01-01. It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: P. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,284 points. Launch price was $69.

⚡

Processing Power

Both the A6-5400K and Pentium Dual Core T4400 share an identical 2-core/2-thread configuration. Boost clocks reach 3.8 GHz on the A6-5400K versus 2.2 GHz on the Pentium Dual Core T4400 — a 53.3% clock advantage for the A6-5400K (base: 3.6 GHz vs 2.2 GHz). The A6-5400K uses the Trinity (2012−2013) architecture (32 nm), while the Pentium Dual Core T4400 uses NetBurst (2000−2006) (45 nm). In PassMark, the A6-5400K scores 1,279 against the Pentium Dual Core T4400's 1,284 — a 0.4% lead for the Pentium Dual Core T4400. Both processors carry 0 kB of L3 cache.

Feature	A6-5400K	Pentium Dual Core T4400
Cores / Threads	2 / 2	2 / 2
Boost Clock	3.8 GHz+73%	2.2 GHz
Base Clock	3.6 GHz+64%	2.2 GHz
L3 Cache	0 kB	0 kB
L2 Cache	1 MB (per core)	1 MB
Process	32 nm-29%	45 nm
Architecture	Trinity (2012−2013)	NetBurst (2000−2006)
PassMark	1,279	1,284
Geekbench 6 Single	390	—

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Memory & Platform

The A6-5400K uses the FM2 socket (PCIe 2.0), while the Pentium Dual Core T4400 uses P (PCIe 1.1) — making them incompatible on the same motherboard.

Feature	A6-5400K	Pentium Dual Core T4400
Socket	FM2	P
PCIe Generation	PCIe 2.0+82%	PCIe 1.1
Max RAM Speed	DDR3-1866	—
Max RAM Capacity	32 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: AMD-V (A6-5400K) / not specified (Pentium Dual Core T4400). The A6-5400K includes integrated graphics (Radeon HD 7540D), while the Pentium Dual Core T4400 requires a dedicated GPU. Primary use case: A6-5400K targets Budget Desktop. Direct competitor: A6-5400K rivals Pentium G2120.