CPU
GPU
PRO A8-8650B
Xeon W3550
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 PRO A8-8650B is positioned at rank 334 and the Xeon W3550 is on rank 837, so the PRO A8-8650B offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar PRO A8-8650B
Performance Per Dollar Xeon W3550
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | PRO A8-8650B | Xeon W3550 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($30) |
| Longevity | 🛑 Legacy (Godaveri (2014−2016) / 28 nm) | 🛑 Legacy (Bloomfield (2008−2010) / 45 nm) |
💎 Value Proposition
| Insight | PRO A8-8650B | Xeon W3550 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($30) |
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 PRO A8-8650B and Xeon W3550
PRO A8-8650B
The PRO A8-8650B is manufactured by AMD. It was released in 29 September 2015 (10 years ago). It is based on the Godaveri (2014−2016) architecture. It features 4 cores and 4 threads. Base frequency is 3.2 GHz, with boost up to 3.9 GHz. L2 cache: 4096 kB. Built on 28 nm process technology. Socket: FM2+. Thermal design power (TDP): 65 Watt. Memory support: DDR3-2133. Passmark benchmark score: 3,230 points. Launch price was $69.
Xeon W3550
The Xeon W3550 is manufactured by Intel. It was released in 9 August 2009 (16 years ago). It is based on the Bloomfield (2008−2010) architecture. It features 4 cores and 8 threads. Base frequency is 3.06 GHz, with boost up to 3.33 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 3,251 points. Launch price was $235.
Processing Power
The PRO A8-8650B packs 4 cores / 4 threads, matching the Xeon W3550's 4 cores. Boost clocks reach 3.9 GHz on the PRO A8-8650B versus 3.33 GHz on the Xeon W3550 — a 15.8% clock advantage for the PRO A8-8650B (base: 3.2 GHz vs 3.06 GHz). The PRO A8-8650B uses the Godaveri (2014−2016) architecture (28 nm), while the Xeon W3550 uses Bloomfield (2008−2010) (45 nm). In PassMark, the PRO A8-8650B scores 3,230 against the Xeon W3550's 3,251 — a 0.6% lead for the Xeon W3550.
| Feature | PRO A8-8650B | Xeon W3550 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 3.9 GHz+17% | 3.33 GHz |
| Base Clock | 3.2 GHz+5% | 3.06 GHz |
| L3 Cache | — | 8 MB (total) |
| L2 Cache | 4096 kB+1500% | 256 kB (per core) |
| Process | 28 nm-38% | 45 nm |
| Architecture | Godaveri (2014−2016) | Bloomfield (2008−2010) |
| PassMark | 3,230 | 3,251 |
Memory & Platform
The PRO A8-8650B uses the FM2+ socket (PCIe 3.0), while the Xeon W3550 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | PRO A8-8650B | Xeon W3550 |
|---|---|---|
| Socket | FM2+ | LGA1366 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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