CPU
GPU
Athlon 64 X2 4000+
Celeron G540
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 4000+ is positioned at rank 1082 and the Celeron G540 is on rank 622, so the Celeron G540 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 4000+
Performance Per Dollar Celeron G540
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 X2 4000+ | Celeron G540 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Windsor (2006−2007) / 90 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Athlon 64 X2 4000+ | Celeron G540 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+1%) |
| 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 4000+ and Celeron G540
Athlon 64 X2 4000+
The Athlon 64 X2 4000+ 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 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: 1,175 points. Launch price was $149.
Celeron G540
The Celeron G540 is manufactured by Intel. It was released in 4 September 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.5 GHz, with boost up to 2.5 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,182 points. Launch price was $158.
Processing Power
Both the Athlon 64 X2 4000+ and Celeron G540 share an identical 2-core/2-thread configuration. Boost clocks reach 2 GHz on the Athlon 64 X2 4000+ versus 2.5 GHz on the Celeron G540 — a 22.2% clock advantage for the Celeron G540. The Athlon 64 X2 4000+ uses the Windsor (2006−2007) architecture (90 nm), while the Celeron G540 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Athlon 64 X2 4000+ scores 1,175 against the Celeron G540's 1,182 — a 0.6% lead for the Celeron G540. Geekbench 6 single-core — the metric most relevant to gaming — records 195 vs 384, a 65.3% lead for the Celeron G540 that directly translates to higher frame rates. Multi-core Geekbench: 380 vs 655 (53.1% advantage for the Celeron G540). L3 cache: 0 kB on the Athlon 64 X2 4000+ vs 2 MB (total) on the Celeron G540.
| Feature | Athlon 64 X2 4000+ | Celeron G540 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2 GHz | 2.5 GHz+25% |
| Base Clock | — | 2.5 GHz |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 512K+100% | 256 kB (per core) |
| Process | 90 nm | 32 nm-64% |
| Architecture | Windsor (2006−2007) | Sandy Bridge (2011−2013) |
| PassMark | 1,175 | 1,182 |
| Geekbench 6 Single | 195 | 384+97% |
| Geekbench 6 Multi | 380 | 655+72% |
Memory & Platform
The Athlon 64 X2 4000+ uses the AM2 socket (PCIe 1.1), while the Celeron G540 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Athlon 64 X2 4000+ versus DDR3-1333 on the Celeron G540 — the Celeron G540 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G540 supports up to 32 GB of RAM compared to 4 GB — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon 64 X2 4000+) vs 16 (Celeron G540) — the Celeron G540 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: nForce 500,AMD 690G (Athlon 64 X2 4000+) and H61,H67,P67,Z68,B75,Z77 (Celeron G540).
| Feature | Athlon 64 X2 4000+ | Celeron G540 |
|---|---|---|
| Socket | AM2 | LGA1155 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-800 | DDR3-1333+50% |
| Max RAM Capacity | 4 GB | 32 GB+700% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: AMD-V (Athlon 64 X2 4000+) vs VT-x (Celeron G540). The Celeron G540 includes integrated graphics (Intel HD Graphics (Sandy Bridge)), while the Athlon 64 X2 4000+ requires a dedicated GPU. Primary use case: Athlon 64 X2 4000+ targets Legacy Desktop, Celeron G540 targets Desktop. Direct competitor: Celeron G540 rivals Pentium G630.
| Feature | Athlon 64 X2 4000+ | Celeron G540 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | Intel HD Graphics (Sandy Bridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x |
| Target Use | Legacy Desktop | Desktop |
Value Analysis
The Athlon 64 X2 4000+ launched at $328 MSRP, while the Celeron G540 debuted at $42. At current prices ($10 vs $10), the Celeron G540 is $0 cheaper. In terms of value (PassMark points per dollar), the Athlon 64 X2 4000+ delivers 117.5 pts/$ vs 118.2 pts/$ for the Celeron G540 — making the Celeron G540 the 0.6% better value option.
| Feature | Athlon 64 X2 4000+ | Celeron G540 |
|---|---|---|
| MSRP | $328 | $42-87% |
| Avg Price (30d) | $10 | $10 |
| Performance per Dollar | 117.5 | 118.2 |
| Release Date | 2006 | 2011 |
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