CPU
GPU
Xeon X5550
A10-5800B
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 X5550 is positioned at rank 712 and the A10-5800B is on rank 424, so the A10-5800B offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon X5550
Performance Per Dollar A10-5800B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon X5550 | A10-5800B |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Gainestown (2009−2010) / 45 nm) | 🛑 Legacy (Trinity (2012−2013) / 32 nm) |
💎 Value Proposition
| Insight | Xeon X5550 | A10-5800B |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 X5550 and A10-5800B
Xeon X5550
The Xeon X5550 is manufactured by Intel. It was released in 30 March 2009 (16 years ago). It is based on the Gainestown (2009−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.66 GHz, with boost up to 3.06 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 3,036 points. Launch price was $62.
A10-5800B
The A10-5800B is manufactured by AMD. It was released in 2014-01-01. 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: 3,027 points. Launch price was $130.
Processing Power
The Xeon X5550 packs 4 cores / 8 threads, matching the A10-5800B's 4 cores. Boost clocks reach 3.06 GHz on the Xeon X5550 versus 4.2 GHz on the A10-5800B — a 31.4% clock advantage for the A10-5800B (base: 2.66 GHz vs 3.8 GHz). The Xeon X5550 uses the Gainestown (2009−2010) architecture (45 nm), while the A10-5800B uses Trinity (2012−2013) (32 nm). In PassMark, the Xeon X5550 scores 3,036 against the A10-5800B's 3,027 — a 0.3% lead for the Xeon X5550. L3 cache: 8 MB (total) on the Xeon X5550 vs 0 kB on the A10-5800B.
| Feature | Xeon X5550 | A10-5800B |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 3.06 GHz | 4.2 GHz+37% |
| 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 | Gainestown (2009−2010) | Trinity (2012−2013) |
| PassMark | 3,036 | 3,027 |
| Geekbench 6 Single | — | 459 |
Memory & Platform
The Xeon X5550 uses the LGA1366 socket (PCIe 2.0), while the A10-5800B uses FM2 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. Memory channels: 3 (Xeon X5550) vs 2 (A10-5800B). Chipset compatibility: Intel X58,Intel 5520 (Xeon X5550) and A55,A58,A75,A78,A85X,A88X (A10-5800B).
| Feature | Xeon X5550 | A10-5800B |
|---|---|---|
| Socket | LGA1366 | FM2 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | DDR3-1866 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | 3+50% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Xeon X5550) vs AMD-V (A10-5800B). The A10-5800B includes integrated graphics (Radeon HD 7660D), while the Xeon X5550 requires a dedicated GPU. Primary use case: Xeon X5550 targets Workstation, A10-5800B targets Office. Direct competitor: Xeon X5550 rivals Core i3-2100; A10-5800B rivals Core i3-3220.
| Feature | Xeon X5550 | A10-5800B |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Radeon HD 7660D |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d, EPT | AMD-V |
| Target Use | Workstation | Office |
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