CPU
GPU
Celeron E1400
Athlon 64 FX-55
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 Celeron E1400 is positioned at rank 930 and the Athlon 64 FX-55 is on rank 1134, so the Celeron E1400 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron E1400
Performance Per Dollar Athlon 64 FX-55
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron E1400 | Athlon 64 FX-55 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($63) | ✅ More affordable ($50) |
| Longevity | 🛑 Legacy (Allendale (2006−2009) / 65 nm) | 🛑 Legacy (Clawhammer (2001−2005) / 130 nm) |
💎 Value Proposition
| Insight | Celeron E1400 | Athlon 64 FX-55 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+22%) |
| Upfront Cost | ⚠️ Higher cost ($63) | ✅ More affordable ($50) |
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 Celeron E1400 and Athlon 64 FX-55
Celeron E1400
The Celeron E1400 is manufactured by Intel. It was released in 20 April 2008 (17 years ago). It is based on the Allendale (2006−2009) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 0 kB. L2 cache: 512 kB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 715 points. Launch price was $57.
Athlon 64 FX-55
The Athlon 64 FX-55 is manufactured by AMD. It was released in 10 October 2004 (21 years ago). It is based on the Clawhammer (2001−2005) architecture. It features 1 cores and 1 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 130 nm process technology. Socket: 939. Thermal design power (TDP): 104 Watt. Memory support: DDR1 Depends on motherboard. Passmark benchmark score: 690 points. Launch price was $180.
Processing Power
The Celeron E1400 packs 2 cores / 2 threads, while the Athlon 64 FX-55 offers 1 cores / 1 threads — the Celeron E1400 has 1 more core. Boost clocks reach 2 GHz on the Celeron E1400 versus 2.6 GHz on the Athlon 64 FX-55 — a 26.1% clock advantage for the Athlon 64 FX-55 (base: 2 GHz vs 2.6 GHz). The Celeron E1400 uses the Allendale (2006−2009) architecture (65 nm), while the Athlon 64 FX-55 uses Clawhammer (2001−2005) (130 nm). In PassMark, the Celeron E1400 scores 715 against the Athlon 64 FX-55's 690 — a 3.6% lead for the Celeron E1400. Both processors carry 0 kB of L3 cache.
| Feature | Celeron E1400 | Athlon 64 FX-55 |
|---|---|---|
| Cores / Threads | 2 / 2+100% | 1 / 1 |
| Boost Clock | 2 GHz | 2.6 GHz+30% |
| Base Clock | 2 GHz | 2.6 GHz+30% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512 kB (total) | 1 MB+100% |
| Process | 65 nm-50% | 130 nm |
| Architecture | Allendale (2006−2009) | Clawhammer (2001−2005) |
| PassMark | 715+4% | 690 |
| Geekbench 6 Single | 260 | — |
| Geekbench 6 Multi | 470 | — |
Memory & Platform
The Celeron E1400 uses the LGA775 socket (PCIe 1.1), while the Athlon 64 FX-55 uses 939 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Celeron E1400 versus DDR1-400 on the Athlon 64 FX-55 — the Celeron E1400 supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron E1400 supports up to 8 GB of RAM compared to 4 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: G31,P35,G41 (Celeron E1400) and nForce3,nForce4,Xpress 200 (Athlon 64 FX-55).
| Feature | Celeron E1400 | Athlon 64 FX-55 |
|---|---|---|
| Socket | LGA775 | 939 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR2-800+100% | DDR1-400 |
| Max RAM Capacity | 8 GB+100% | 4 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Advanced Features
Virtualization: No (Celeron E1400) / not specified (Athlon 64 FX-55). Primary use case: Celeron E1400 targets Budget. Direct competitor: Celeron E1400 rivals Pentium E2180.
| Feature | Celeron E1400 | Athlon 64 FX-55 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | No | — |
| Target Use | Budget | — |
Value Analysis
The Celeron E1400 launched at $53 MSRP, while the Athlon 64 FX-55 debuted at $827. At current prices ($63 vs $50), the Athlon 64 FX-55 is $13 cheaper. In terms of value (PassMark points per dollar), the Celeron E1400 delivers 11.3 pts/$ vs 13.8 pts/$ for the Athlon 64 FX-55 — making the Athlon 64 FX-55 the 19.5% better value option.
| Feature | Celeron E1400 | Athlon 64 FX-55 |
|---|---|---|
| MSRP | $53-94% | $827 |
| Avg Price (30d) | $63 | $50-21% |
| Performance per Dollar | 11.3 | 13.8+22% |
| Release Date | 2008 | 2004 |
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