
Mobile Athlon 64 3700+

Opteron 154
Mobile Athlon 64 3700+ vs Opteron 154 Performance Spectrum
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.
Mobile Athlon 64 3700+ vs Opteron 154 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.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
Mobile Athlon 64 3700+ vs Opteron 154: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Mobile Athlon 64 3700+
2005Why buy it
- ✅Draws 1W instead of 104W, a 103W reduction.
Trade-offs
- ❌Lower PassMark (622 vs 655).
Opteron 154
2005Why buy it
Trade-offs
- ❌10300% higher power demand at 104W vs 1W.
Quick Answers
So, is Opteron 154 better than Mobile Athlon 64 3700+?
Which one is better for gaming?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Mobile Athlon 64 3700+ vs Opteron 154 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Mobile Athlon 64 3700+
The Mobile Athlon 64 3700+ 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: 2.4 GHz. L2 cache: 1 MB. Socket: 754. Thermal design power (TDP): 1 MB. Memory support: DDR1. Passmark benchmark score: 622 points. Launch price was $69.

Opteron 154
The Opteron 154 is manufactured by AMD. It was released in 2015-01-01. It is based on the Venus (2004−2005) architecture. It features 1 cores and 1 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 90 nm process technology. Socket: 939. Thermal design power (TDP): 104 Watt. Memory support: DDR1. Passmark benchmark score: 655 points. Launch price was $800.
Processing Power
Both the Mobile Athlon 64 3700+ and Opteron 154 share an identical 1-core/1-thread configuration. Boost clocks reach 2.4 GHz on the Mobile Athlon 64 3700+ versus 2.8 GHz on the Opteron 154 — a 15.4% clock advantage for the Opteron 154. The Mobile Athlon 64 3700+ uses the Clawhammer (2001−2005) architecture, while the Opteron 154 uses Venus (2004−2005) (90 nm). In PassMark, the Mobile Athlon 64 3700+ scores 622 against the Opteron 154's 655 — a 5.2% lead for the Opteron 154.
| Feature | Mobile Athlon 64 3700+ | Opteron 154 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 2.4 GHz | 2.8 GHz+17% |
| Base Clock | — | 2.8 GHz |
| L3 Cache | — | 0 kB |
| L2 Cache | 1 MB | 1 MB |
| Process | — | 90 nm |
| Architecture | Clawhammer (2001−2005) | Venus (2004−2005) |
| PassMark | 622 | 655+5% |
Memory & Platform
The Mobile Athlon 64 3700+ uses the 754 socket (PCIe 1.1), while the Opteron 154 uses 939 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Mobile Athlon 64 3700+ | Opteron 154 |
|---|---|---|
| Socket | 754 | 939 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | 400 | — |
| Max RAM Capacity | 2 | — |
| RAM Channels | 1 | — |
| ECC Support | No | — |
| PCIe Lanes | 0 | — |
Advanced Features
Virtualization: false (Mobile Athlon 64 3700+) / not specified (Opteron 154). Direct competitor: Mobile Athlon 64 3700+ rivals Pentium M 735.
| Feature | Mobile Athlon 64 3700+ | Opteron 154 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | false | — |
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