A8-8600P vs Core 2 Duo P8400

CPU

GPU

A8-8600P

4 Cores4 Thrd2 WWMax: 3 GHz2015

Similar parts

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Core 2 Duo P8400

2 Cores2 Thrd3 WWMax: 2.26 GHz2008

Similar parts

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A8-8600P vs Core 2 Duo P8400 Performance Spectrum

A8-8600P

4 / 4

2,464

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core 2 Duo P8400

2 / 2

2,497

+1.3%

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.

A8-8600P vs Core 2 Duo P8400 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.

A8-8600P vs Core 2 Duo P8400: Pros, Cons & Final Verdict

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

A8-8600P

2015

Why buy it

✅Better for gaming: +5.7% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $59 less on MSRP ($150 MSRP vs $209 MSRP).
✅Delivers 37.5% more PassMark for each dollar spent, at 16.4 vs 11.9 PassMark/$ ($150 MSRP vs $209 MSRP).
✅Draws 2W instead of 3W, a 1W reduction.
✅100+% more PCIe lanes (12 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (2,464 vs 2,497).

Core 2 Duo P8400

2008

Why buy it

✅+1.3% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than A8-8600P across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 11.9 vs 16.4 PassMark/$ ($209 MSRP vs $150 MSRP).
❌50% higher power demand at 3W vs 2W.
❌No integrated graphics, while A8-8600P can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is A8-8600P better than Core 2 Duo P8400?

It depends on what you want from the system. For gaming, A8-8600P is ahead with a 5.7% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core 2 Duo P8400 pulls ahead with 1.3% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core 2 Duo P8400 is the stronger fit. You are getting 1.3% better PassMark, backed by 2 cores and 2 threads.

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

A8-8600P is the better buy right now. A8-8600P comes in $59 cheaper on MSRP at $150 MSRP versus $209 MSRP, and it still gives you a 5.7% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core 2 Duo P8400 is still stronger for heavier multi-core work with 1.3% better PassMark. It is also 37.5% better value on MSRP (16.4 vs 11.9 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

A8-8600P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2008). That makes it the safer long-term bet.

A8-8600P vs Core 2 Duo P8400 Technical Specifications

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

A8-8600P

The A8-8600P is manufactured by AMD. It was released in 2014-01-01. It is based on the Carrizo (2015−2018) architecture. It features 4 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 3 GHz. L2 cache: 2048 kB. Built on 28 nm process technology. Socket: FP4. Thermal design power (TDP): 2 MB. Memory support: DDR3-2133. Passmark benchmark score: 2,464 points. Launch price was $90.

Core 2 Duo P8400

The Core 2 Duo P8400 is manufactured by Intel. It was released in 15 July 2008 (17 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.26 GHz, with boost up to 2.26 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 25 Watt. Passmark benchmark score: 2,497 points. Launch price was $209.

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Processing Power

The A8-8600P packs 4 cores / 4 threads, while the Core 2 Duo P8400 offers 2 cores / 2 threads — the A8-8600P has 2 more cores. Boost clocks reach 3 GHz on the A8-8600P versus 2.26 GHz on the Core 2 Duo P8400 — a 28.1% clock advantage for the A8-8600P (base: 1.6 GHz vs 2.26 GHz). The A8-8600P uses the Carrizo (2015−2018) architecture (28 nm), while the Core 2 Duo P8400 uses Penryn (2008−2011) (45 nm). In PassMark, the A8-8600P scores 2,464 against the Core 2 Duo P8400's 2,497 — a 1.3% lead for the Core 2 Duo P8400.

Feature	A8-8600P	Core 2 Duo P8400
Cores / Threads	4 / 4+100%	2 / 2
Boost Clock	3 GHz+33%	2.26 GHz
Base Clock	1.6 GHz	2.26 GHz+41%
L3 Cache	—	3 MB L2 Cache
L2 Cache	2048 kB	3 MB+50%
Process	28 nm-38%	45 nm
Architecture	Carrizo (2015−2018)	Penryn (2008−2011)
PassMark	2,464	2,497+1%
Cinebench R23 Multi	3,160	—
Geekbench 6 Single	499	—
Geekbench 6 Multi	1,300	—

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Memory & Platform

The A8-8600P uses the FP4 socket (PCIe 3.0), while the Core 2 Duo P8400 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-2133 on the A8-8600P versus 1066 on the Core 2 Duo P8400 — the A8-8600P supports 100.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A8-8600P 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: 12 (A8-8600P) vs 0 (Core 2 Duo P8400) — the A8-8600P offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SoC (A8-8600P) and GM45,GS45,PM45 (Core 2 Duo P8400).

Feature	A8-8600P	Core 2 Duo P8400
Socket	FP4	PGA478
PCIe Generation	PCIe 3.0+173%	PCIe 1.1
Max RAM Speed	DDR3-2133+100%	1066
Max RAM Capacity	16 GB+100%	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	12	0

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A8-8600P) vs true (Core 2 Duo P8400). The A8-8600P includes integrated graphics (Radeon R6), while the Core 2 Duo P8400 requires a dedicated GPU. Primary use case: A8-8600P targets Legacy Laptop. Direct competitor: A8-8600P rivals Core i5-5200U; Core 2 Duo P8400 rivals Turion II Ultra M600.

Feature	A8-8600P	Core 2 Duo P8400
Integrated GPU	Yes	No
IGPU Model	Radeon R6	None
Unlocked	No	No
AVX-512	No	No
Virtualization	AMD-V	true
Target Use	Legacy Laptop	—

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Value Analysis

At launch, the A8-8600P was priced at $150, while the Core 2 Duo P8400 came in at $209. On launch pricing ($150 vs $209), A8-8600P was $59 cheaper. In terms of value on MSRP (PassMark points per dollar), the A8-8600P delivers 16.4 pts/$ vs 11.9 pts/$ for the Core 2 Duo P8400 — making the A8-8600P the 31.6% better value option.

Feature	A8-8600P	Core 2 Duo P8400
MSRP	$150-28%	$209
Performance per Dollar	16.4+38%	11.9
Release Date	2015	2008

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