Xeon W3520 vs A10-5800K
Xeon W3520
A10-5800K
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 Xeon W3520 is positioned at rank 861 and the A10-5800K is on rank 430, so the A10-5800K offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon W3520
Performance Per Dollar A10-5800K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W3520 | A10-5800K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($15) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Bloomfield (2008−2010) / 45 nm) | 🛑 Legacy (Trinity (2012−2013) / 32 nm) |
💎 Value Proposition
| Insight | Xeon W3520 | A10-5800K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($15) | ✅ More affordable ($0) |
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 Xeon W3520 and A10-5800K
Xeon W3520
The Xeon W3520 is manufactured by Intel. It was released in 30 March 2009 (16 years ago). It is based on the Bloomfield (2008−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.66 GHz, with boost up to 2.93 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: 2,940 points. Launch price was $404.
A10-5800K
The A10-5800K is manufactured by AMD. It was released in 2 October 2012 (13 years ago). It is based on the Trinity (2012−2013) architecture. It features 4 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 4.2 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 100 Watt. Memory support: DDR3. Passmark benchmark score: 2,963 points. Launch price was $122.
Processing Power
The Xeon W3520 packs 4 cores / 8 threads, matching the A10-5800K's 4 cores. Boost clocks reach 2.93 GHz on the Xeon W3520 versus 4.2 GHz on the A10-5800K — a 35.6% clock advantage for the A10-5800K (base: 2.66 GHz vs 3.8 GHz). The Xeon W3520 uses the Bloomfield (2008−2010) architecture (45 nm), while the A10-5800K uses Trinity (2012−2013) (32 nm). In PassMark, the Xeon W3520 scores 2,940 against the A10-5800K's 2,963 — a 0.8% lead for the A10-5800K. L3 cache: 8 MB (total) on the Xeon W3520 vs 0 kB on the A10-5800K.
| Feature | Xeon W3520 | A10-5800K |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 2.93 GHz | 4.2 GHz+43% |
| Base Clock | 2.66 GHz | 3.8 GHz+43% |
| L3 Cache | 8 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 1 MB (per core)+300% |
| Process | 45 nm | 32 nm-29% |
| Architecture | Bloomfield (2008−2010) | Trinity (2012−2013) |
| PassMark | 2,940 | 2,963 |
| Geekbench 6 Single | — | 461 |
Memory & Platform
The Xeon W3520 uses the LGA1366 socket (PCIe 2.0), while the A10-5800K uses FM2 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Xeon W3520 | A10-5800K |
|---|---|---|
| Socket | LGA1366 | FM2 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | — | DDR3-1866 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Xeon W3520) / AMD-V (A10-5800K). The A10-5800K includes integrated graphics (Radeon HD 7660D), while the Xeon W3520 requires a dedicated GPU. Primary use case: A10-5800K targets Budget. Direct competitor: A10-5800K rivals Core i3-3225.
| Feature | Xeon W3520 | A10-5800K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Radeon HD 7660D |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Budget |
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