Sempron 2650 vs Pentium D 940
Sempron 2650
Pentium D 940
Performance Spectrum - CPU
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money. The Sempron 2650 is positioned at rank 601 and the Pentium D 940 is on rank 1055, so the Sempron 2650 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Sempron 2650
Performance Per Dollar Pentium D 940
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Sempron 2650 | Pentium D 940 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Kabini (2013−2014) / 28 nm) | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) |
💎 Value Proposition
| Insight | Sempron 2650 | Pentium D 940 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Sempron 2650 and Pentium D 940
Sempron 2650
The Sempron 2650 is manufactured by AMD. It was released in 2007-01-01. It is based on the Kabini (2013−2014) architecture. It features 2 cores and 2 threads. Max frequency: 1.45 GHz. L2 cache: 1024 kB. Built on 28 nm process technology. Socket: AM1. Thermal design power (TDP): 25 Watt. Memory support: DDR3-1333. Passmark benchmark score: 892 points. Launch price was $69.
Pentium D 940
The Pentium D 940 is manufactured by Intel. It was released in 5 January 2006 (19 years ago). It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Base frequency is 3.2 GHz, with boost up to 3.2 GHz. L3 cache: 0 kB. L2 cache: 2 MB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 130 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 875 points. Launch price was $423.
Processing Power
Both the Sempron 2650 and Pentium D 940 share an identical 2-core/2-thread configuration. Boost clocks reach 1.45 GHz on the Sempron 2650 versus 3.2 GHz on the Pentium D 940 — a 75.3% clock advantage for the Pentium D 940. The Sempron 2650 uses the Kabini (2013−2014) architecture (28 nm), while the Pentium D 940 uses NetBurst (2000−2006) (65 nm). In PassMark, the Sempron 2650 scores 892 against the Pentium D 940's 875 — a 1.9% lead for the Sempron 2650.
| Feature | Sempron 2650 | Pentium D 940 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.45 GHz | 3.2 GHz+121% |
| Base Clock | — | 3.2 GHz |
| L3 Cache | — | 0 kB |
| L2 Cache | 1024 kB | 2 MB (total)+100% |
| Process | 28 nm-57% | 65 nm |
| Architecture | Kabini (2013−2014) | NetBurst (2000−2006) |
| PassMark | 892+2% | 875 |
Memory & Platform
The Sempron 2650 uses the AM1 socket (PCIe 2.0), while the Pentium D 940 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Sempron 2650 | Pentium D 940 |
|---|---|---|
| Socket | AM1 | LGA775 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Sempron 2650 and Pentium D 940
