A10-7400P vs Core 2 Duo T6400

A10-7400P vs Core 2 Duo T6400 Performance Spectrum

A10-7400P

4 / 4

2,134

+0.9%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core 2 Duo T6400

2 / 2

2,115

0.0%

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.

A10-7400P vs Core 2 Duo T6400 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.

A10-7400P vs Core 2 Duo T6400: Pros, Cons & Final Verdict

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

A10-7400P

2014

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon R6, while Core 2 Duo T6400 needs a discrete GPU.

Trade-offs

❌100% higher power demand at 4W vs 2W.

Core 2 Duo T6400

2009

Why buy it

✅Draws 2W instead of 4W, a 2W reduction.

Trade-offs

❌Lower PassMark (2,115 vs 2,134).
❌No integrated graphics, while A10-7400P can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is A10-7400P better than Core 2 Duo T6400?

Yes. A10-7400P is the better all-around CPU here. It gives you a 2.8% average FPS lead across 49 shared CPU game tests in our data, 0.9% 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, A10-7400P is the better pick. According to our tests, it delivers 2.8% more average FPS across 49 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, A10-7400P is the stronger fit. You are getting 0.9% better PassMark, backed by 4 cores and 4 threads.

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

A10-7400P still makes the most sense overall. A10-7400P comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.8% average FPS lead across 49 shared CPU game tests in our data.

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

A10-7400P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2009) and more multi-core headroom with 4 cores / 4 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A10-7400P vs Core 2 Duo T6400 Technical Specifications

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

A10-7400P

The A10-7400P is manufactured by AMD. It was released in 2014-01-01. It is based on the Kaveri (2014−2015) architecture. It features 4 cores and 4 threads. Base frequency is 2.5 GHz, with boost up to 3.4 GHz. L2 cache: 4096 kB. Built on 28 nm process technology. Socket: FP3. Thermal design power (TDP): 4 MB. Memory support: DDR3-1866. Passmark benchmark score: 2,134 points. Launch price was $130.

Core 2 Duo T6400

The Core 2 Duo T6400 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 2 MB L2 Cache. L2 cache: 2 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,115 points. Launch price was $249.

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Processing Power

The A10-7400P packs 4 cores / 4 threads, while the Core 2 Duo T6400 offers 2 cores / 2 threads — the A10-7400P has 2 more cores. Boost clocks reach 3.4 GHz on the A10-7400P versus 2 GHz on the Core 2 Duo T6400 — a 51.9% clock advantage for the A10-7400P (base: 2.5 GHz vs 2 GHz). The A10-7400P uses the Kaveri (2014−2015) architecture (28 nm), while the Core 2 Duo T6400 uses Penryn (2008−2011) (45 nm). In PassMark, the A10-7400P scores 2,134 against the Core 2 Duo T6400's 2,115 — a 0.9% lead for the A10-7400P.

Feature	A10-7400P	Core 2 Duo T6400
Cores / Threads	4 / 4+100%	2 / 2
Boost Clock	3.4 GHz+70%	2 GHz
Base Clock	2.5 GHz+25%	2 GHz
L3 Cache	—	2 MB L2 Cache
L2 Cache	4096 kB+100%	2 MB
Process	28 nm-38%	45 nm
Architecture	Kaveri (2014−2015)	Penryn (2008−2011)
PassMark	2,134	2,115
Geekbench 6 Single	—	650
Geekbench 6 Multi	—	1,300

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Memory & Platform

The A10-7400P uses the FP3 socket (PCIe 3.0), while the Core 2 Duo T6400 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the A10-7400P versus DDR2-800 on the Core 2 Duo T6400 — the A10-7400P supports 133.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A10-7400P 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: 16 (A10-7400P) vs 0 (Core 2 Duo T6400) — the A10-7400P offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FP3 (A10-7400P) and Intel GM45,Intel PM45 (Core 2 Duo T6400).

Feature	A10-7400P	Core 2 Duo T6400
Socket	FP3	PGA478
PCIe Generation	PCIe 3.0+173%	PCIe 1.1
Max RAM Speed	DDR3-1866+133%	DDR2-800
Max RAM Capacity	16 GB+100%	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	0

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A10-7400P) vs No (Core 2 Duo T6400). The A10-7400P includes integrated graphics (Radeon R6), while the Core 2 Duo T6400 requires a dedicated GPU. Primary use case: A10-7400P targets Laptop, Core 2 Duo T6400 targets Mobile. Direct competitor: A10-7400P rivals Core i5-4200U.