Atom N2600 vs Phenom II X2 N640

Atom N2600 vs Phenom II X2 N640 Performance Spectrum

Atom N2600

2 / 4

1,528

+1.5%

1,505

0.0%

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.

Atom N2600 vs Phenom II X2 N640 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.

Atom N2600 vs Phenom II X2 N640: Pros, Cons & Final Verdict

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

Atom N2600

2011

Why buy it

✅+1.5% higher PassMark.
✅Integrated graphics onboard with Intel GMA 3600, while Phenom II X2 N640 needs a discrete GPU.

Trade-offs

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

Phenom II X2 N640

2010

Why buy it

✅Draws 2W instead of 4W, a 2W reduction.
✅300% more PCIe lanes (16 vs 4) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (1,505 vs 1,528).
❌Launch MSRP is still $100 MSRP, while Atom N2600 mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while Atom N2600 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Phenom II X2 N640 better than Atom N2600?

It depends on what you want from the system. For gaming, Phenom II X2 N640 is ahead with a 1.3% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Atom N2600 pulls ahead with 1.5% better PassMark.

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

For streaming, content creation, and heavier multitasking, Atom N2600 is the stronger fit. You are getting 1.5% better PassMark, backed by 2 cores and 4 threads.

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

Phenom II X2 N640 is the better buy right now. Phenom II X2 N640 comes in at an unclear MSRP at $100 MSRP versus unclear MSRP, and it still gives you a 1.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Atom N2600 is still stronger for heavier multi-core work with 1.5% better PassMark. It is also 100.0% better value on MSRP (15.1 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Atom N2600 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2011 vs 2010) and more multi-core headroom with 2 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.

Atom N2600 vs Phenom II X2 N640 Technical Specifications

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

Atom N2600

The Atom N2600 is manufactured by Intel. It was released in 1 December 2011 (14 years ago). It is based on the Cedarview-M (2011−2012) architecture. It features 2 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 3.5 Watt. Memory support: DDR3. Passmark benchmark score: 1,528 points. Launch price was $47.

Phenom II X2 N640

The Phenom II X2 N640 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 2.9 GHz. L2 cache: 2 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 2 MB. Memory support: DDR3. Passmark benchmark score: 1,505 points. Launch price was $149.

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Processing Power

The Atom N2600 packs 2 cores / 4 threads, matching the Phenom II X2 N640's 2 cores. Boost clocks reach 1.6 GHz on the Atom N2600 versus 2.9 GHz on the Phenom II X2 N640 — a 57.8% clock advantage for the Phenom II X2 N640. The Atom N2600 uses the Cedarview-M (2011−2012) architecture (32 nm), while the Phenom II X2 N640 uses Champlain (2010−2011) (45 nm). In PassMark, the Atom N2600 scores 1,528 against the Phenom II X2 N640's 1,505 — a 1.5% lead for the Atom N2600.

Feature	Atom N2600	Phenom II X2 N640
Cores / Threads	2 / 4	2 / 2
Boost Clock	1.6 GHz	2.9 GHz+81%
Base Clock	1.6 GHz	—
L3 Cache	0 kB	—
L2 Cache	512K (per core)+25500%	2 MB
Process	32 nm-29%	45 nm
Architecture	Cedarview-M (2011−2012)	Champlain (2010−2011)
PassMark	1,528+2%	1,505
Geekbench 6 Single	—	300
Geekbench 6 Multi	—	422

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Memory & Platform

The Atom N2600 uses the FCBGA559 socket (PCIe 2.0), while the Phenom II X2 N640 uses S1 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-800 on the Atom N2600 versus DDR3-1333 on the Phenom II X2 N640 — the Phenom II X2 N640 supports 66.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Phenom II X2 N640 supports up to 8 GB of RAM compared to 2 GB — 300% more capacity for professional workloads. Memory channels: 1 (Atom N2600) vs 2 (Phenom II X2 N640). PCIe lanes: 4 (Atom N2600) vs 16 (Phenom II X2 N640) — the Phenom II X2 N640 offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel NM10 (Atom N2600) and RS880M (Phenom II X2 N640).

Feature	Atom N2600	Phenom II X2 N640
Socket	FCBGA559	S1
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-800	DDR3-1333+67%
Max RAM Capacity	2 GB	8 GB+300%
RAM Channels	1	2+100%
ECC Support	No	No
PCIe Lanes	4	16+300%

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Advanced Features

Virtualization: not specified (Atom N2600) / AMD-V (Phenom II X2 N640). The Atom N2600 includes integrated graphics (Intel GMA 3600), while the Phenom II X2 N640 requires a dedicated GPU. Primary use case: Phenom II X2 N640 targets Legacy Laptop.