
Athlon 64 X2 5800+

Core Duo T2600
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 Athlon 64 X2 5800+ is positioned at rank 1037 and the Core Duo T2600 is on rank 350, so the Core Duo T2600 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon 64 X2 5800+
Performance Per Dollar Core Duo T2600
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 X2 5800+ | Core Duo T2600 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($20) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Brisbane (2007−2008) / 65 nm) | 🛑 Legacy (Yonah (2005−2006) / 65 nm) |
💎 Value Proposition
| Insight | Athlon 64 X2 5800+ | Core Duo T2600 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($20) | ✅ 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 Athlon 64 X2 5800+ and Core Duo T2600

Athlon 64 X2 5800+
The Athlon 64 X2 5800+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Brisbane (2007−2008) architecture. It features 2 cores and 2 threads. Max frequency: 3 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 65 nm process technology. Socket: AM2. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,745 points. Launch price was $149.

Core Duo T2600
The Core Duo T2600 is manufactured by Intel. It was released in 5 January 2006 (19 years ago). It is based on the Yonah (2005−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.16 GHz, with boost up to 2.16 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,765 points. Launch price was $440.
Processing Power
Both the Athlon 64 X2 5800+ and Core Duo T2600 share an identical 2-core/2-thread configuration. Boost clocks reach 3 GHz on the Athlon 64 X2 5800+ versus 2.16 GHz on the Core Duo T2600 — a 32.6% clock advantage for the Athlon 64 X2 5800+. The Athlon 64 X2 5800+ uses the Brisbane (2007−2008) architecture (65 nm), while the Core Duo T2600 uses Yonah (2005−2006) (65 nm). In PassMark, the Athlon 64 X2 5800+ scores 1,745 against the Core Duo T2600's 1,765 — a 1.1% lead for the Core Duo T2600. Both processors carry 0 kB of L3 cache.
| Feature | Athlon 64 X2 5800+ | Core Duo T2600 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 3 GHz+39% | 2.16 GHz |
| Base Clock | — | 2.16 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512 kB | 2 MB+300% |
| Process | 65 nm | 65 nm |
| Architecture | Brisbane (2007−2008) | Yonah (2005−2006) |
| PassMark | 1,745 | 1,765+1% |
Memory & Platform
The Athlon 64 X2 5800+ uses the AM2 socket (PCIe 2.0), while the Core Duo T2600 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Athlon 64 X2 5800+ | Core Duo T2600 |
|---|---|---|
| Socket | AM2 | PGA478 |
| 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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