Athlon 64 3300+ vs Sempron 3800+

Athlon 64 3300+ vs Sempron 3800+ Performance Spectrum

Athlon 64 3300+

1 / 1

522

0.0%

Athlon XP 2200+

Athlon XP 2600+

Mobile Athlon 64 2700+

Athlon 64 3000+

Ryzen 5 PRO 220

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Sempron 3800+

1 / 1

528

+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.

Athlon 64 3300+ vs Sempron 3800+ 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 64 3300+ vs Sempron 3800+: Pros, Cons & Final Verdict

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

Athlon 64 3300+

2004

Why buy it

✅Includes a boxed cooler (Stock Cooler), unlike Sempron 3800+.

Trade-offs

❌Lower PassMark (522 vs 528).
❌Launch MSRP is still $200 MSRP, while Sempron 3800+ mostly shows up through inconsistent older-market listings.
❌43.5% higher power demand at 89W vs 62W.

Sempron 3800+

2006

Why buy it

✅+1.1% higher PassMark.
✅Draws 62W instead of 89W, a 27W reduction.

Trade-offs

❌No boxed cooler included, unlike Athlon 64 3300+.

Quick Answers

So, is Sempron 3800+ better than Athlon 64 3300+?

It depends on what you want from the system. For gaming, Athlon 64 3300+ 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, Sempron 3800+ pulls ahead with 1.1% better PassMark.

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

For streaming, content creation, and heavier multitasking, Sempron 3800+ is the stronger fit. You are getting 1.1% better PassMark, backed by 1 cores and 1 threads.

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

Sempron 3800+ is still the much better call for a fresh build. Sempron 3800+ comes in at an unclear MSRP at unclear MSRP versus $200 MSRP, and it still gives you 1.1% better PassMark. Athlon 64 3300+ only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2004 platform. Even with 100.0% better value on paper (2.6 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on 754.

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

Sempron 3800+ makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2006 vs 2004) 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 64 3300+ vs Sempron 3800+ Technical Specifications

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

Athlon 64 3300+

The Athlon 64 3300+ is manufactured by AMD. It was released in 2009-01-01. It is based on the NewCastle (2004) architecture. It features 1 cores and 1 threads. Max frequency: 2.4 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 130 nm process technology. Socket: 754. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 522 points. Launch price was $149.

Sempron 3800+

The Sempron 3800+ is manufactured by AMD. It was released in Outubro 2006 (19 years ago). It is based on the Manila (2001−2006) architecture. It features 1 cores and 1 threads. Max frequency: 2.2 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 90 nm process technology. Socket: AM2. Thermal design power (TDP): 62 Watt. Passmark benchmark score: 528 points. Launch price was $21.

⚡

Processing Power

Both the Athlon 64 3300+ and Sempron 3800+ share an identical 1-core/1-thread configuration. Boost clocks reach 2.4 GHz on the Athlon 64 3300+ versus 2.2 GHz on the Sempron 3800+ — a 8.7% clock advantage for the Athlon 64 3300+. The Athlon 64 3300+ uses the NewCastle (2004) architecture (130 nm), while the Sempron 3800+ uses Manila (2001−2006) (90 nm). In PassMark, the Athlon 64 3300+ scores 522 against the Sempron 3800+'s 528 — a 1.1% lead for the Sempron 3800+. Both processors carry 0 kB of L3 cache.

Feature	Athlon 64 3300+	Sempron 3800+
Cores / Threads	1 / 1	1 / 1
Boost Clock	2.4 GHz+9%	2.2 GHz
L3 Cache	0 kB	0 kB
L2 Cache	256 kB	256 kB
Process	130 nm	90 nm-31%
Architecture	NewCastle (2004)	Manila (2001−2006)
PassMark	522	528+1%
Geekbench 6 Single	150	—
Geekbench 6 Multi	150	—

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Memory & Platform

The Athlon 64 3300+ uses the 754 socket (PCIe 1.1), while the Sempron 3800+ uses AM2 (PCIe 2.0) — making them incompatible on the same motherboard.