
Xeon E5504 vs Athlon 64 X2 5600+

Xeon E5504

Athlon 64 X2 5600+
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 E5504 is positioned at rank 911 and the Athlon 64 X2 5600+ is on rank 1088, so the Xeon E5504 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5504
Performance Per Dollar Athlon 64 X2 5600+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5504 | Athlon 64 X2 5600+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Gainestown (2009−2010) / 45 nm) | 🛑 Legacy (Windsor (2006−2007) / 90 nm) |
💎 Value Proposition
| Insight | Xeon E5504 | Athlon 64 X2 5600+ |
|---|---|---|
| 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 Xeon E5504 and Athlon 64 X2 5600+

Xeon E5504
The Xeon E5504 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 4 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 1,652 points. Launch price was $60.

Athlon 64 X2 5600+
The Athlon 64 X2 5600+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Windsor (2006−2007) architecture. It features 2 cores and 2 threads. Max frequency: 2.9 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 90 nm process technology. Socket: AM2. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,665 points. Launch price was $149.
Processing Power
The Xeon E5504 packs 4 cores / 4 threads, while the Athlon 64 X2 5600+ offers 2 cores / 2 threads — the Xeon E5504 has 2 more cores. Boost clocks reach 2 GHz on the Xeon E5504 versus 2.9 GHz on the Athlon 64 X2 5600+ — a 36.7% clock advantage for the Athlon 64 X2 5600+. The Xeon E5504 uses the Gainestown (2009−2010) architecture (45 nm), while the Athlon 64 X2 5600+ uses Windsor (2006−2007) (90 nm). In PassMark, the Xeon E5504 scores 1,652 against the Athlon 64 X2 5600+'s 1,665 — a 0.8% lead for the Athlon 64 X2 5600+. L3 cache: 4 MB (total) on the Xeon E5504 vs 0 kB on the Athlon 64 X2 5600+.
| Feature | Xeon E5504 | Athlon 64 X2 5600+ |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2 GHz | 2.9 GHz+45% |
| Base Clock | 2 GHz | — |
| L3 Cache | 4 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 512K+100% |
| Process | 45 nm-50% | 90 nm |
| Architecture | Gainestown (2009−2010) | Windsor (2006−2007) |
| PassMark | 1,652 | 1,665 |
Memory & Platform
The Xeon E5504 uses the LGA1366 socket (PCIe 2.0), while the Athlon 64 X2 5600+ uses AM2 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Xeon E5504 | Athlon 64 X2 5600+ |
|---|---|---|
| Socket | LGA1366 | AM2 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | — | DDR2-800 |
| Max RAM Capacity | — | 16 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
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