
Core 2 Duo T5550 vs Athlon 64 X2 6000+

Core 2 Duo T5550

Athlon 64 X2 6000+
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 Core 2 Duo T5550 is positioned at rank 23 and the Athlon 64 X2 6000+ is on rank 1077, so the Core 2 Duo T5550 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core 2 Duo T5550
Performance Per Dollar Athlon 64 X2 6000+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo T5550 | Athlon 64 X2 6000+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($5) | ⚠️ Higher cost ($20) |
| Longevity | 🛑 Legacy (Merom (2006−2008) / 65 nm) | 🛑 Legacy (Windsor (2006−2007) / 90 nm) |
💎 Value Proposition
| Insight | Core 2 Duo T5550 | Athlon 64 X2 6000+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+300%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($5) | ⚠️ Higher cost ($20) |
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 Core 2 Duo T5550 and Athlon 64 X2 6000+

Core 2 Duo T5550
The Core 2 Duo T5550 is manufactured by Intel. It was released in 2008-01-01. It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 1.83 GHz, with boost up to 1.83 GHz. L3 cache: 2 MB L2 Cache. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 1,826 points. Launch price was $249.

Athlon 64 X2 6000+
The Athlon 64 X2 6000+ 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: 3.1 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 90 nm process technology. Socket: AM2. Thermal design power (TDP): 125 Watt. Passmark benchmark score: 1,825 points. Launch price was $149.
Processing Power
Both the Core 2 Duo T5550 and Athlon 64 X2 6000+ share an identical 2-core/2-thread configuration. Boost clocks reach 1.83 GHz on the Core 2 Duo T5550 versus 3.1 GHz on the Athlon 64 X2 6000+ — a 51.5% clock advantage for the Athlon 64 X2 6000+. The Core 2 Duo T5550 uses the Merom (2006−2008) architecture (65 nm), while the Athlon 64 X2 6000+ uses Windsor (2006−2007) (90 nm). In PassMark, the Core 2 Duo T5550 scores 1,826 against the Athlon 64 X2 6000+'s 1,825 — a 0.1% lead for the Core 2 Duo T5550. L3 cache: 2 MB L2 Cache on the Core 2 Duo T5550 vs 0 kB on the Athlon 64 X2 6000+.
| Feature | Core 2 Duo T5550 | Athlon 64 X2 6000+ |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.83 GHz | 3.1 GHz+69% |
| Base Clock | 1.83 GHz | — |
| L3 Cache | 2 MB L2 Cache | 0 kB |
| L2 Cache | 2 MB+300% | 512K |
| Process | 65 nm-28% | 90 nm |
| Architecture | Merom (2006−2008) | Windsor (2006−2007) |
| PassMark | 1,826 | 1,825 |
Memory & Platform
The Core 2 Duo T5550 uses the PGA478 socket (PCIe 1.1), while the Athlon 64 X2 6000+ uses AM2 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Core 2 Duo T5550 | Athlon 64 X2 6000+ |
|---|---|---|
| Socket | PGA478 | AM2 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | — | DDR2-800 |
| Max RAM Capacity | — | 16 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
Value Analysis
At current prices ($5 vs $20), the Core 2 Duo T5550 is $15 cheaper. In terms of value (PassMark points per dollar), the Core 2 Duo T5550 delivers 365.2 pts/$ vs 91.3 pts/$ for the Athlon 64 X2 6000+ — making the Core 2 Duo T5550 the 120% better value option.
| Feature | Core 2 Duo T5550 | Athlon 64 X2 6000+ |
|---|---|---|
| MSRP | — | $450 |
| Avg Price (30d) | $5-75% | $20 |
| Performance per Dollar | 365.2+300% | 91.3 |
| Release Date | 2008 | 2007 |
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