
Athlon 64 X2 5800+

Celeron M 540
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 Celeron M 540 is on rank 873, so the Celeron M 540 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 Celeron M 540
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 X2 5800+ | Celeron M 540 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Brisbane (2007−2008) / 65 nm) | 🛑 Legacy (Merom (2006−2008) / 65 nm) |
💎 Value Proposition
| Insight | Athlon 64 X2 5800+ | Celeron M 540 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+0%) | ❌ 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 Athlon 64 X2 5800+ and Celeron M 540

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.

Celeron M 540
The Celeron M 540 is manufactured by Intel. It was released in 2007-01-01. It is based on the Merom (2006−2008) architecture. It features 1 cores and 1 threads. Max frequency: 1.86 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,744 points. Launch price was $69.
Processing Power
The Athlon 64 X2 5800+ packs 2 cores / 2 threads, while the Celeron M 540 offers 1 cores / 1 threads — the Athlon 64 X2 5800+ has 1 more core. Boost clocks reach 3 GHz on the Athlon 64 X2 5800+ versus 1.86 GHz on the Celeron M 540 — a 46.9% clock advantage for the Athlon 64 X2 5800+. The Athlon 64 X2 5800+ uses the Brisbane (2007−2008) architecture (65 nm), while the Celeron M 540 uses Merom (2006−2008) (65 nm). In PassMark, the Athlon 64 X2 5800+ scores 1,745 against the Celeron M 540's 1,744 — a 0.1% lead for the Athlon 64 X2 5800+.
| Feature | Athlon 64 X2 5800+ | Celeron M 540 |
|---|---|---|
| Cores / Threads | 2 / 2+100% | 1 / 1 |
| Boost Clock | 3 GHz+61% | 1.86 GHz |
| L3 Cache | 0 kB | — |
| L2 Cache | 512 kB | 1 MB+100% |
| Process | 65 nm | 65 nm |
| Architecture | Brisbane (2007−2008) | Merom (2006−2008) |
| PassMark | 1,745 | 1,744 |
Memory & Platform
Maximum memory speed reaches DDR2-800 on the Athlon 64 X2 5800+ versus 667 on the Celeron M 540 — the Celeron M 540 supports 198.8% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon 64 X2 5800+ supports up to 16 GB of RAM compared to 4 — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: AMD AM2 (Athlon 64 X2 5800+) and GL960,GM965 (Celeron M 540).
| Feature | Athlon 64 X2 5800+ | Celeron M 540 |
|---|---|---|
| Socket | AM2 | — |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | DDR2-800 | 667+33250% |
| Max RAM Capacity | 16 GB+419430300% | 4 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Advanced Features
Virtualization: not specified (Athlon 64 X2 5800+) / false (Celeron M 540). Direct competitor: Celeron M 540 rivals Mobile Sempron 3600+.
| Feature | Athlon 64 X2 5800+ | Celeron M 540 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | — | None |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | false |
Value Analysis
The Athlon 64 X2 5800+ launched at $230 MSRP, while the Celeron M 540 debuted at $86. At current prices ($20 vs $20), the Celeron M 540 is $0 cheaper. In terms of value (PassMark points per dollar), the Athlon 64 X2 5800+ delivers 87.3 pts/$ vs 87.2 pts/$ for the Celeron M 540 — making the Athlon 64 X2 5800+ the 0.1% better value option.
| Feature | Athlon 64 X2 5800+ | Celeron M 540 |
|---|---|---|
| MSRP | $230 | $86-63% |
| Avg Price (30d) | $20 | $20 |
| Performance per Dollar | 87.3 | 87.2 |
| Release Date | 2008 | 2007 |
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