Sempron 2650 vs Celeron P4505
Sempron 2650
Celeron P4505
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 Celeron P4505 is on rank 1059, 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 Celeron P4505
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Sempron 2650 | Celeron P4505 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($86) |
| Longevity | 🛑 Legacy (Kabini (2013−2014) / 28 nm) | 🛑 Legacy (Westmere (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Sempron 2650 | Celeron P4505 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($86) |
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 Celeron P4505
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.
Celeron P4505
The Celeron P4505 is manufactured by Intel. It was released in 2007-01-01. It is based on the Westmere (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.86 GHz, with boost up to 0.07 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 35 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 918 points. Launch price was $69.
Processing Power
Both the Sempron 2650 and Celeron P4505 share an identical 2-core/2-thread configuration. Boost clocks reach 1.45 GHz on the Sempron 2650 versus 0.07 GHz on the Celeron P4505 — a 181.6% clock advantage for the Sempron 2650. The Sempron 2650 uses the Kabini (2013−2014) architecture (28 nm), while the Celeron P4505 uses Westmere (2010−2011) (32 nm). In PassMark, the Sempron 2650 scores 892 against the Celeron P4505's 918 — a 2.9% lead for the Celeron P4505.
| Feature | Sempron 2650 | Celeron P4505 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.45 GHz+1971% | 0.07 GHz |
| Base Clock | — | 1.86 GHz |
| L3 Cache | — | 2 MB |
| L2 Cache | 1024 kB+100% | 512 kB |
| Process | 28 nm-13% | 32 nm |
| Architecture | Kabini (2013−2014) | Westmere (2010−2011) |
| PassMark | 892 | 918+3% |
Memory & Platform
The Sempron 2650 uses the AM1 socket (PCIe 2.0), while the Celeron P4505 uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Sempron 2650 | Celeron P4505 |
|---|---|---|
| Socket | AM1 | BGA1288 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | — | 1066 |
| Max RAM Capacity | — | 8 |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Sempron 2650) / true (Celeron P4505). The Celeron P4505 includes integrated graphics (Intel HD Graphics (Westmere)), while the Sempron 2650 requires a dedicated GPU. Direct competitor: Celeron P4505 rivals Pentium P6000.
| Feature | Sempron 2650 | Celeron P4505 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics (Westmere) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | true |
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