Athlon II X2 265 vs Pentium 3550M

Athlon II X2 265 vs Pentium 3550M Performance Spectrum

Athlon II X2 265

2 / 2

1,324

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Pentium 3550M

2 / 2

1,327

+0.2%

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.

Athlon II X2 265 vs Pentium 3550M 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.

Athlon II X2 265 vs Pentium 3550M: Pros, Cons & Final Verdict

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

Athlon II X2 265

2010

Why buy it

✅Draws 65W instead of 512W, a 447W reduction.
✅Includes a boxed cooler (Stock), unlike Pentium 3550M.

Trade-offs

❌Lower PassMark (1,324 vs 1,327).
❌Launch MSRP is still $83 MSRP, while Pentium 3550M mostly shows up through inconsistent older-market listings.

Pentium 3550M

2013

Why buy it

✅+0.2% higher PassMark.

Trade-offs

❌687.7% higher power demand at 512W vs 65W.
❌No boxed cooler included, unlike Athlon II X2 265.

Quick Answers

So, is Athlon II X2 265 better than Pentium 3550M?

It depends on what you want from the system. For gaming, Athlon II X2 265 is ahead with a 1.7% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Pentium 3550M pulls ahead with 0.2% better PassMark.

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

For streaming, content creation, and heavier multitasking, Pentium 3550M is the stronger fit. You are getting 0.2% 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 $83 MSRP versus unclear MSRP, and it still gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Pentium 3550M is still stronger for heavier multi-core work with 0.2% better PassMark. It is also 100.0% better value on MSRP (16.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Pentium 3550M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2010) and more multi-core headroom with 2 cores / 2 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Athlon II X2 265 vs Pentium 3550M Technical Specifications

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

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.

Pentium 3550M

The Pentium 3550M is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 2.3 GHz, with boost up to 2.3 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA946. Thermal design power (TDP): 37 Watt. Memory support: DDR3. Passmark benchmark score: 1,327 points. Launch price was $134.

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Processing Power

Both the Athlon II X2 265 and Pentium 3550M share an identical 2-core/2-thread configuration. Boost clocks reach 3.3 GHz on the Athlon II X2 265 versus 2.3 GHz on the Pentium 3550M — a 35.7% clock advantage for the Athlon II X2 265 (base: 3.3 GHz vs 2.3 GHz). The Athlon II X2 265 uses the Regor (2009−2013) architecture (45 nm), while the Pentium 3550M uses Haswell (2013−2015) (22 nm). In PassMark, the Athlon II X2 265 scores 1,324 against the Pentium 3550M's 1,327 — a 0.2% lead for the Pentium 3550M. L3 cache: 0 kB on the Athlon II X2 265 vs 2 MB (total) on the Pentium 3550M.

Feature	Athlon II X2 265	Pentium 3550M
Cores / Threads	2 / 2	2 / 2
Boost Clock	3.3 GHz+43%	2.3 GHz
Base Clock	3.3 GHz+43%	2.3 GHz
L3 Cache	0 kB	2 MB (total)
L2 Cache	1 MB	256K (per core)+25500%
Process	45 nm	22 nm-51%
Architecture	Regor (2009−2013)	Haswell (2013−2015)
PassMark	1,324	1,327
Geekbench 6 Single	275	—
Geekbench 6 Multi	520	—

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Memory & Platform

The Athlon II X2 265 uses the AM3 socket (PCIe 2.0), while the Pentium 3550M uses PGA946 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Athlon II X2 265	Pentium 3550M
Socket	AM3	PGA946
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	DDR3-1333	—
Max RAM Capacity	16 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	0	—

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Advanced Features

Virtualization: AMD-V (Athlon II X2 265) / not specified (Pentium 3550M). Primary use case: Athlon II X2 265 targets Legacy Desktop. Direct competitor: Athlon II X2 265 rivals Pentium E6700.