Opteron 148 vs Xeon 3.06

Opteron 148 vs Xeon 3.06 Performance Spectrum

Opteron 148

1 / 1

548

+2.4%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Xeon 3.06

1 / 1

535

0.0%

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.

Opteron 148 vs Xeon 3.06 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.

Opteron 148 vs Xeon 3.06: Pros, Cons & Final Verdict

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

Opteron 148

2005

Why buy it

✅Better for gaming: +9.2% higher average FPS across 46 shared CPU benchmark tests.
✅Draws 85W instead of 97W, a 12W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Xeon 3.06

2003

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Opteron 148 across 46 shared CPU benchmark tests.
❌Lower PassMark (535 vs 548).

Quick Answers

So, is Opteron 148 better than Xeon 3.06?

Yes. Opteron 148 is the better all-around CPU here. It gives you a 9.2% average FPS lead across 46 shared CPU game tests in our data, 2.4% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Opteron 148 is the better pick. According to our tests, it delivers 9.2% more average FPS across 46 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Opteron 148 is the stronger fit. You are getting 2.4% better PassMark, backed by 1 cores and 1 threads.

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

Opteron 148 still makes the most sense overall. Opteron 148 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 9.2% average FPS lead across 46 shared CPU game tests in our data.

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

Opteron 148 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2005 vs 2003) 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.

Opteron 148 vs Xeon 3.06 Technical Specifications

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

Opteron 148

The Opteron 148 is manufactured by AMD. It was released in 2015-01-01. It is based on the SledgeHammer (2003−2005) architecture. It features 1 cores and 1 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 130 nm process technology. Socket: 939. Thermal design power (TDP): 85 Watt. Memory support: DDR1. Passmark benchmark score: 548 points. Launch price was $800.

Xeon 3.06

The Xeon 3.06 is manufactured by Intel. It was released in 2015-01-01. It is based on the Gallatin (2003−2004) architecture. It features 1 cores and 1 threads. Max frequency: 3.07 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 130 nm process technology. Socket: PGA604. Thermal design power (TDP): 97 Watt. Passmark benchmark score: 535 points. Launch price was $800.

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Processing Power

Both the Opteron 148 and Xeon 3.06 share an identical 1-core/1-thread configuration. Boost clocks reach 2.2 GHz on the Opteron 148 versus 3.07 GHz on the Xeon 3.06 — a 33% clock advantage for the Xeon 3.06. The Opteron 148 uses the SledgeHammer (2003−2005) architecture (130 nm), while the Xeon 3.06 uses Gallatin (2003−2004) (130 nm). In PassMark, the Opteron 148 scores 548 against the Xeon 3.06's 535 — a 2.4% lead for the Opteron 148. L3 cache: 0 kB on the Opteron 148 vs 2 MB on the Xeon 3.06.

Feature	Opteron 148	Xeon 3.06
Cores / Threads	1 / 1	1 / 1
Boost Clock	2.2 GHz	3.07 GHz+40%
Base Clock	2.2 GHz	—
L3 Cache	0 kB	2 MB
L2 Cache	1 MB+100%	512 kB
Process	130 nm	130 nm
Architecture	SledgeHammer (2003−2005)	Gallatin (2003−2004)
PassMark	548+2%	535

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Memory & Platform

The Opteron 148 uses the 939 socket (PCIe 2.0), while the Xeon 3.06 uses PGA604 (PCIe 2.0) — making them incompatible on the same motherboard.