A4 PRO-3340B vs Core i5-520M

A4 PRO-3340B vs Core i5-520M Performance Spectrum

A4 PRO-3340B

4 / 4

1,709

0.0%

Ryzen Threadripper PRO 5945WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i5-520M

2 / 4

1,727

+1.1%

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 PRO-3340B vs Core i5-520M 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 PRO-3340B vs Core i5-520M: Pros, Cons & Final Verdict

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

A4 PRO-3340B

2014

Why buy it

✅Draws 25W instead of 35W, a 10W reduction.

Trade-offs

❌Lower Geekbench single-core performance for gaming (200 vs 360).
❌Lower PassMark (1,709 vs 1,727).

Core i5-520M

2010

Why buy it

✅+80% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅100% more PCIe lanes (16 vs 8) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $225 MSRP, while A4 PRO-3340B mostly shows up through inconsistent older-market listings.
❌40% higher power demand at 35W vs 25W.

Quick Answers

So, is Core i5-520M better than A4 PRO-3340B?

Yes. Core i5-520M is the better all-around CPU here. It gives you a 2.6% average FPS lead across 50 shared CPU game tests in our data and 1.1% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i5-520M is the better pick. According to our tests, it delivers 2.6% 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, Core i5-520M is the stronger fit. You are getting 1.1% better PassMark, backed by 2 cores and 4 threads.

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

Core i5-520M is the better buy right now. Core i5-520M comes in at an unclear MSRP at $225 MSRP versus unclear MSRP, and it still gives you a 2.6% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (7.7 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

A4 PRO-3340B makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2010). That makes it the safer long-term bet.

A4 PRO-3340B vs Core i5-520M Technical Specifications

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

A4 PRO-3340B

The A4 PRO-3340B is manufactured by AMD. It was released in 20 December 2014 (10 years ago). It is based on the Kabini (2013−2014) architecture. It features 4 cores and 4 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L2 cache: 2048 kB. Built on 28 nm process technology. Socket: FT3. Thermal design power (TDP): 25 Watt. Memory support: DDR3/DDR3L-1600. Passmark benchmark score: 1,709 points. Launch price was $69.

Core i5-520M

The Core i5-520M is manufactured by Intel. It was released in 7 January 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.93 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 1,727 points. Launch price was $225.

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Processing Power

The A4 PRO-3340B packs 4 cores / 4 threads, while the Core i5-520M offers 2 cores / 4 threads — the A4 PRO-3340B has 2 more cores. Boost clocks reach 2.2 GHz on the A4 PRO-3340B versus 2.93 GHz on the Core i5-520M — a 28.5% clock advantage for the Core i5-520M (base: 2.2 GHz vs 2.4 GHz). The A4 PRO-3340B uses the Kabini (2013−2014) architecture (28 nm), while the Core i5-520M uses Arrandale (2010−2011) (32 nm). In PassMark, the A4 PRO-3340B scores 1,709 against the Core i5-520M's 1,727 — a 1% lead for the Core i5-520M. Geekbench 6 single-core — the metric most relevant to gaming — records 200 vs 360, a 57.1% lead for the Core i5-520M that directly translates to higher frame rates.

Feature	A4 PRO-3340B	Core i5-520M
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	2.2 GHz	2.93 GHz+33%
Base Clock	2.2 GHz	2.4 GHz+9%
L3 Cache	—	3 MB
L2 Cache	2048 kB+300%	512 kB
Process	28 nm-13%	32 nm
Architecture	Kabini (2013−2014)	Arrandale (2010−2011)
PassMark	1,709	1,727+1%
Geekbench 6 Single	200	360+80%
Geekbench 6 Multi	—	695

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Memory & Platform

The A4 PRO-3340B uses the FT3 socket (PCIe 2.0), while the Core i5-520M uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the A4 PRO-3340B versus 1066 on the Core i5-520M — the A4 PRO-3340B supports 50.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A4 PRO-3340B supports up to 16 GB of RAM compared to 8 GB — 100% more capacity for professional workloads. Memory channels: 1 (A4 PRO-3340B) vs 2 (Core i5-520M). PCIe lanes: 8 (A4 PRO-3340B) vs 16 (Core i5-520M) — the Core i5-520M offers 8 more lanes for additional GPUs or NVMe drives.

Feature	A4 PRO-3340B	Core i5-520M
Socket	FT3	PGA988
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1600+50%	1066
Max RAM Capacity	16 GB+100%	8 GB
RAM Channels	1	2+100%
ECC Support	No	No
PCIe Lanes	8	16+100%

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A4 PRO-3340B) vs true (Core i5-520M). Both include integrated graphics — Radeon HD 8240 (A4 PRO-3340B) and Intel HD Graphics (Ironlake) (Core i5-520M) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A4 PRO-3340B targets Business Laptop. Direct competitor: A4 PRO-3340B rivals Pentium N3520; Core i5-520M rivals AMD Turion II Ultra M660.