Athlon XP 2800+ vs Mobile Athlon 64 2700+

Athlon XP 2800+ vs Mobile Athlon 64 2700+ Performance Spectrum

Athlon XP 2800+

1 / 1

380

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Mobile Athlon 64 2700+

1 / 1

405

+6.6%

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.

Athlon XP 2800+ vs Mobile Athlon 64 2700+ 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 XP 2800+ vs Mobile Athlon 64 2700+: Pros, Cons & Final Verdict

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

Athlon XP 2800+

2001

Why buy it

✅Draws 74W instead of 512W, a 438W reduction.
✅Includes a boxed cooler (Stock), unlike Mobile Athlon 64 2700+.

Trade-offs

❌Lower PassMark (380 vs 405).
❌Launch MSRP is still $375 MSRP, while Mobile Athlon 64 2700+ mostly shows up through inconsistent older-market listings.

Mobile Athlon 64 2700+

2005

Why buy it

✅+6.6% higher PassMark.

Trade-offs

❌591.9% higher power demand at 512W vs 74W.
❌No boxed cooler included, unlike Athlon XP 2800+.

Quick Answers

So, is Athlon XP 2800+ better than Mobile Athlon 64 2700+?

It depends on what you want from the system. For gaming, Athlon XP 2800+ is ahead with a 0.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Mobile Athlon 64 2700+ pulls ahead with 6.6% better PassMark.

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

For streaming, content creation, and heavier multitasking, Mobile Athlon 64 2700+ is the stronger fit. You are getting 6.6% better PassMark, backed by 1 cores and 1 threads.

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

Athlon XP 2800+ is the better buy right now. Athlon XP 2800+ comes in at an unclear MSRP at $375 MSRP versus unclear MSRP, and it still gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Mobile Athlon 64 2700+ is still stronger for heavier multi-core work with 6.6% better PassMark. It is also 100.0% better value on MSRP (1.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Mobile Athlon 64 2700+ makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2005 vs 2001) and more multi-core headroom with 1 cores / 1 threads instead of 1/1. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Athlon XP 2800+ vs Mobile Athlon 64 2700+ Technical Specifications

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

Athlon XP 2800+

The Athlon XP 2800+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Barton (2001−2004) architecture. It features 1 cores and 1 threads. Max frequency: 2.25 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 130 nm process technology. Socket: A. Thermal design power (TDP): 74 Watt. Passmark benchmark score: 380 points. Launch price was $149.

Mobile Athlon 64 2700+

The Mobile Athlon 64 2700+ is manufactured by AMD. It was released in Agosto 2005 (20 years ago). It is based on the Clawhammer (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 1.6 GHz. L2 cache: 512K. Socket: 754. Thermal design power (TDP): 512 kB. Memory support: DDR1. Passmark benchmark score: 405 points. Launch price was $69.

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Processing Power

Both the Athlon XP 2800+ and Mobile Athlon 64 2700+ share an identical 1-core/1-thread configuration. Boost clocks reach 2.25 GHz on the Athlon XP 2800+ versus 1.6 GHz on the Mobile Athlon 64 2700+ — a 33.8% clock advantage for the Athlon XP 2800+. The Athlon XP 2800+ uses the Barton (2001−2004) architecture (130 nm), while the Mobile Athlon 64 2700+ uses Clawhammer (2001−2005). In PassMark, the Athlon XP 2800+ scores 380 against the Mobile Athlon 64 2700+'s 405 — a 6.4% lead for the Mobile Athlon 64 2700+.

Feature	Athlon XP 2800+	Mobile Athlon 64 2700+
Cores / Threads	1 / 1	1 / 1
Boost Clock	2.25 GHz+41%	1.6 GHz
L3 Cache	0 kB	—
L2 Cache	512K	512K
Process	130 nm	—
Architecture	Barton (2001−2004)	Clawhammer (2001−2005)
PassMark	380	405+7%
Geekbench 6 Single	250	—
Geekbench 6 Multi	250	—

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Memory & Platform

The Athlon XP 2800+ uses the A socket (PCIe 1.1), while the Mobile Athlon 64 2700+ uses 754 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR-333 on the Athlon XP 2800+ versus 400 on the Mobile Athlon 64 2700+ — the Mobile Athlon 64 2700+ supports -220.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 2 GB of RAM. Both feature 1-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: KT400,nForce2 Ultra 400 (Athlon XP 2800+) and 754 (Mobile Athlon 64 2700+).

Feature	Athlon XP 2800+	Mobile Athlon 64 2700+
Socket	A	754
PCIe Generation	PCIe 1.1	PCIe 1.1
Max RAM Speed	DDR-333	400
Max RAM Capacity	2 GB	2 GB
RAM Channels	1	1
ECC Support	No	No
PCIe Lanes	0	0

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Advanced Features

Only the Athlon XP 2800+ has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: None (Athlon XP 2800+) vs false (Mobile Athlon 64 2700+). Primary use case: Athlon XP 2800+ targets Legacy Desktop. Direct competitor: Mobile Athlon 64 2700+ rivals Pentium M 715.