Opteron 146
Pentium M 750
Opteron 146 vs Pentium M 750 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.
Opteron 146 vs Pentium M 750 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
Opteron 146 vs Pentium M 750: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Opteron 146
2003Why buy it
- ✅Better for gaming: +8.4% higher average FPS across 50 shared CPU benchmark tests.
Trade-offs
- ❌229.6% higher power demand at 89W vs 27W.
Pentium M 750
2005Why buy it
- ✅Draws 27W instead of 89W, a 62W reduction.
Trade-offs
- ❌Worse for gaming: lower average FPS than Opteron 146 across 50 shared CPU benchmark tests.
- ❌Lower PassMark (485 vs 505).
Quick Answers
So, is Opteron 146 better than Pentium M 750?
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?
Opteron 146 vs Pentium M 750 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Opteron 146
The Opteron 146 is manufactured by AMD. It was released in Setembro 2003 (22 years ago). It is based on the SledgeHammer (2003−2005) architecture. It features 1 cores and 1 threads. Max frequency: 2 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 130 nm process technology. Socket: 940. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 505 points. Launch price was $60.
Pentium M 750
The Pentium M 750 is manufactured by Intel. It was released in 2007-01-01. It is based on the Dothan (2004−2005) architecture. It features 1 cores and 1 threads. Base frequency is 1.86 GHz, with boost up to 1.86 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 90 nm process technology. Socket: PGA478. Thermal design power (TDP): 27 Watt. Memory support: DDR2. Passmark benchmark score: 485 points. Launch price was $69.
Processing Power
Both the Opteron 146 and Pentium M 750 share an identical 1-core/1-thread configuration. Boost clocks reach 2 GHz on the Opteron 146 versus 1.86 GHz on the Pentium M 750 — a 7.3% clock advantage for the Opteron 146. The Opteron 146 uses the SledgeHammer (2003−2005) architecture (130 nm), while the Pentium M 750 uses Dothan (2004−2005) (90 nm). In PassMark, the Opteron 146 scores 505 against the Pentium M 750's 485 — a 4% lead for the Opteron 146. Both processors carry 0 kB of L3 cache.
| Feature | Opteron 146 | Pentium M 750 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 2 GHz+8% | 1.86 GHz |
| Base Clock | — | 1.86 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 1 MB | 2 MB+100% |
| Process | 130 nm | 90 nm-31% |
| Architecture | SledgeHammer (2003−2005) | Dothan (2004−2005) |
| PassMark | 505+4% | 485 |
Memory & Platform
The Opteron 146 uses the 940 socket (PCIe 2.0), while the Pentium M 750 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Opteron 146 | Pentium M 750 |
|---|---|---|
| Socket | 940 | PGA478 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
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