A6-3420M vs Athlon II X2 265

A6-3420M vs Athlon II X2 265 Performance Spectrum

A6-3420M

4 / 4

1,310

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Athlon II X2 265

2 / 2

1,324

+1.1%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

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.

A6-3420M vs Athlon II X2 265 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.

A6-3420M vs Athlon II X2 265: Pros, Cons & Final Verdict

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

A6-3420M

2011

Why buy it

✅Draws 35W instead of 65W, a 30W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon HD 6520G, while Athlon II X2 265 needs a discrete GPU.

Trade-offs

❌Lower Geekbench single-core performance for gaming (234 vs 275).
❌Lower PassMark (1,310 vs 1,324).
❌No boxed cooler included, unlike Athlon II X2 265.

Athlon II X2 265

2010

Why buy it

✅+17.5% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅Includes a boxed cooler (Stock), unlike A6-3420M.

Trade-offs

❌Launch MSRP is still $83 MSRP, while A6-3420M mostly shows up through inconsistent older-market listings.
❌85.7% higher power demand at 65W vs 35W.
❌No integrated graphics, while A6-3420M can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Athlon II X2 265 better than A6-3420M?

Yes. Athlon II X2 265 is the better all-around CPU here. It gives you a 0.2% 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, Athlon II X2 265 is the better pick. According to our tests, it delivers 0.2% 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, Athlon II X2 265 is the stronger fit. You are getting 1.1% better PassMark, backed by 2 cores and 2 threads.

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

Athlon II X2 265 is the better buy right now. Athlon II X2 265 comes in at an unclear MSRP at $83 MSRP versus unclear MSRP, and it still gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (16.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

A6-3420M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2011 vs 2010). That makes it the safer long-term bet.

A6-3420M vs Athlon II X2 265 Technical Specifications

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

A6-3420M

The A6-3420M is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 4 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 2.4 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FS1. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,310 points. Launch price was $70.

Athlon II X2 265

The Athlon II X2 265 is manufactured by AMD. It was released in 21 September 2010 (15 years ago). It is based on the Regor (2009−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3.3 GHz, with boost up to 3.3 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 65 Watt. Memory support: DDR2, DDR3. Passmark benchmark score: 1,324 points. Launch price was $83.

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Processing Power

The A6-3420M packs 4 cores / 4 threads, while the Athlon II X2 265 offers 2 cores / 2 threads — the A6-3420M has 2 more cores. Boost clocks reach 2.4 GHz on the A6-3420M versus 3.3 GHz on the Athlon II X2 265 — a 31.6% clock advantage for the Athlon II X2 265 (base: 1.5 GHz vs 3.3 GHz). The A6-3420M uses the Llano (2011−2012) architecture (32 nm), while the Athlon II X2 265 uses Regor (2009−2013) (45 nm). In PassMark, the A6-3420M scores 1,310 against the Athlon II X2 265's 1,324 — a 1.1% lead for the Athlon II X2 265. Geekbench 6 single-core — the metric most relevant to gaming — records 234 vs 275, a 16.1% lead for the Athlon II X2 265 that directly translates to higher frame rates. Both processors carry 0 kB of L3 cache.

Feature	A6-3420M	Athlon II X2 265
Cores / Threads	4 / 4+100%	2 / 2
Boost Clock	2.4 GHz	3.3 GHz+38%
Base Clock	1.5 GHz	3.3 GHz+120%
L3 Cache	0 kB	0 kB
L2 Cache	1 MB (per core)	1 MB
Process	32 nm-29%	45 nm
Architecture	Llano (2011−2012)	Regor (2009−2013)
PassMark	1,310	1,324+1%
Geekbench 6 Single	234	275+18%
Geekbench 6 Multi	—	520

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Memory & Platform

The A6-3420M uses the FS1 socket (PCIe 2.0), while the Athlon II X2 265 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. The Athlon II X2 265 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 (A6-3420M) vs 0 (Athlon II X2 265) — the A6-3420M offers 16 more lanes for additional GPUs or NVMe drives.

Feature	A6-3420M	Athlon II X2 265
Socket	FS1	AM3
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1333	DDR3-1333
Max RAM Capacity	8 GB	16 GB+100%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	0

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Advanced Features

Neither processor supports overclocking. Both support AMD-V virtualization. The A6-3420M includes integrated graphics (Radeon HD 6520G), while the Athlon II X2 265 requires a dedicated GPU. Primary use case: A6-3420M targets Budget Laptop, Athlon II X2 265 targets Legacy Desktop. Direct competitor: A6-3420M rivals Core i3-2330M; Athlon II X2 265 rivals Pentium E6700.