Athlon XP 2700+ vs Atom E3815

Athlon XP 2700+ vs Atom E3815 Performance Spectrum

Athlon XP 2700+

1 / 1

360

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Atom E3815

1 / 1

365

+1.4%

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 2700+ vs Atom E3815 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 2700+ vs Atom E3815: 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 2700+

2002

Why buy it

✅Draws 68W instead of 512W, a 444W reduction.

Trade-offs

❌Lower PassMark (360 vs 365).
❌Launch MSRP is still $349 MSRP, while Atom E3815 mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while Atom E3815 can still boot and troubleshoot without a discrete GPU.

Atom E3815

2013

Why buy it

✅+1.4% higher PassMark.
✅100+% more PCIe lanes (4 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics (Bay Trail), while Athlon XP 2700+ needs a discrete GPU.

Trade-offs

❌652.9% higher power demand at 512W vs 68W.

Quick Answers

So, is Athlon XP 2700+ better than Atom E3815?

It depends on what you want from the system. For gaming, Athlon XP 2700+ is ahead with 47.6% higher max boost clock. For rendering, compiling, streaming, and heavier multitasking, Atom E3815 pulls ahead with 1.4% better PassMark.

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

For streaming, content creation, and heavier multitasking, Atom E3815 is the stronger fit. You are getting 1.4% better PassMark, backed by 1 cores and 1 threads.

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

Athlon XP 2700+ is the better buy right now. Athlon XP 2700+ comes in at an unclear MSRP at $349 MSRP versus unclear MSRP, and it still gives you 47.6% higher max boost clock. The compromise is that Atom E3815 is still stronger for heavier multi-core work with 1.4% better PassMark. It is also 100.0% better value on MSRP (1.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Atom E3815 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2002) 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 2700+ vs Atom E3815 Technical Specifications

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

Athlon XP 2700+

The Athlon XP 2700+ is manufactured by AMD. It was released in Outubro 2002 (23 years ago). It is based on the Thoroughbred (2001−2002) architecture. It features 1 cores and 1 threads. Max frequency: 2.17 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 130 nm process technology. Socket: A. Thermal design power (TDP): 68 Watt. Passmark benchmark score: 360 points. Launch price was $85.

Atom E3815

The Atom E3815 is manufactured by Intel. It was released in 8 October 2013 (12 years ago). It is based on the Bay Trail-I (2013) architecture. It features 1 cores and 1 threads. Max frequency: 1.47 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 22 nm process technology. Socket: FCBGA1170. Thermal design power (TDP): 512 kB. Memory support: DDR3. Passmark benchmark score: 365 points. Launch price was $134.

⚡

Processing Power

Both the Athlon XP 2700+ and Atom E3815 share an identical 1-core/1-thread configuration. Boost clocks reach 2.17 GHz on the Athlon XP 2700+ versus 1.47 GHz on the Atom E3815 — a 38.5% clock advantage for the Athlon XP 2700+. The Athlon XP 2700+ uses the Thoroughbred (2001−2002) architecture (130 nm), while the Atom E3815 uses Bay Trail-I (2013) (22 nm). In PassMark, the Athlon XP 2700+ scores 360 against the Atom E3815's 365 — a 1.4% lead for the Atom E3815. Both processors carry 0 kB of L3 cache.

Feature	Athlon XP 2700+	Atom E3815
Cores / Threads	1 / 1	1 / 1
Boost Clock	2.17 GHz+48%	1.47 GHz
L3 Cache	0 kB	0 kB
L2 Cache	256 kB	512 kB (per core)+100%
Process	130 nm	22 nm-83%
Architecture	Thoroughbred (2001−2002)	Bay Trail-I (2013)
PassMark	360	365+1%

🧠

Memory & Platform

The Athlon XP 2700+ uses the A socket (PCIe 1.1), while the Atom E3815 uses FCBGA1170 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR-333 on the Athlon XP 2700+ versus DDR3L-1066 on the Atom E3815 — the Atom E3815 supports -420.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Atom E3815 supports up to 8 GB of RAM compared to 4 GB — 100% more capacity for professional workloads. Both feature 1-channel memory with ECC support. PCIe lanes: 0 (Athlon XP 2700+) vs 4 (Atom E3815) — the Atom E3815 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD Socket A (Athlon XP 2700+) and Intel FCBGA1170 (Atom E3815).

Feature	Athlon XP 2700+	Atom E3815
Socket	A	FCBGA1170
PCIe Generation	PCIe 1.1	PCIe 2.0+82%
Max RAM Speed	DDR-333	DDR3L-1066
Max RAM Capacity	4 GB	8 GB+100%
RAM Channels	1	1
ECC Support	Yes	Yes
PCIe Lanes	0	4