Core 2 Duo E8300 vs Athlon X2 BE-2400
Core 2 Duo E8300
Athlon X2 BE-2400
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 E8300 is positioned at rank 1060 and the Athlon X2 BE-2400 is on rank 855, so the Athlon X2 BE-2400 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 E8300
Performance Per Dollar Athlon X2 BE-2400
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo E8300 | Athlon X2 BE-2400 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($20) | ✅ More affordable ($5) |
| Longevity | 🛑 Legacy (Wolfdale (2008−2010) / 45 nm) | 🛑 Legacy (Brisbane (2007−2008) / 65 nm) |
💎 Value Proposition
| Insight | Core 2 Duo E8300 | Athlon X2 BE-2400 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+304%) |
| Upfront Cost | ⚠️ Higher cost ($20) | ✅ More affordable ($5) |
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 E8300 and Athlon X2 BE-2400
Core 2 Duo E8300
The Core 2 Duo E8300 is manufactured by Intel. It was released in 2008-01-01. It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.83 GHz, with boost up to 2.83 GHz. L3 cache: 0 kB. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,039 points. Launch price was $249.
Athlon X2 BE-2400
The Athlon X2 BE-2400 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: 2.3 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 65 nm process technology. Socket: AM2. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 1,050 points. Launch price was $149.
Processing Power
Both the Core 2 Duo E8300 and Athlon X2 BE-2400 share an identical 2-core/2-thread configuration. Boost clocks reach 2.83 GHz on the Core 2 Duo E8300 versus 2.3 GHz on the Athlon X2 BE-2400 — a 20.7% clock advantage for the Core 2 Duo E8300. The Core 2 Duo E8300 uses the Wolfdale (2008−2010) architecture (45 nm), while the Athlon X2 BE-2400 uses Brisbane (2007−2008) (65 nm). In PassMark, the Core 2 Duo E8300 scores 1,039 against the Athlon X2 BE-2400's 1,050 — a 1.1% lead for the Athlon X2 BE-2400. Both processors carry 0 kB of L3 cache.
| Feature | Core 2 Duo E8300 | Athlon X2 BE-2400 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.83 GHz+23% | 2.3 GHz |
| Base Clock | 2.83 GHz | — |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 6 MB (total)+1100% | 512 kB |
| Process | 45 nm-31% | 65 nm |
| Architecture | Wolfdale (2008−2010) | Brisbane (2007−2008) |
| PassMark | 1,039 | 1,050+1% |
| Cinebench R23 Multi | 1,000 | — |
| Geekbench 6 Single | 345 | — |
| Geekbench 6 Multi | 771 | — |
Memory & Platform
The Core 2 Duo E8300 uses the LGA775 socket (PCIe 1.1), while the Athlon X2 BE-2400 uses AM2 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Core 2 Duo E8300 versus DDR2-800 on the Athlon X2 BE-2400 — the Core 2 Duo E8300 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 16 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core 2 Duo E8300) vs 0 (Athlon X2 BE-2400) — the Core 2 Duo E8300 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: P35,P45,G33,G31 (Core 2 Duo E8300) and AMD AM2 (Athlon X2 BE-2400).
| Feature | Core 2 Duo E8300 | Athlon X2 BE-2400 |
|---|---|---|
| Socket | LGA775 | AM2 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR3-1333+50% | DDR2-800 |
| Max RAM Capacity | 16 GB | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Virtualization: VT-x (Core 2 Duo E8300) / not specified (Athlon X2 BE-2400). Primary use case: Core 2 Duo E8300 targets Budget.
| Feature | Core 2 Duo E8300 | Athlon X2 BE-2400 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Budget | — |
Value Analysis
The Core 2 Duo E8300 launched at $163 MSRP, while the Athlon X2 BE-2400 debuted at $60. At current prices ($20 vs $5), the Athlon X2 BE-2400 is $15 cheaper. In terms of value (PassMark points per dollar), the Core 2 Duo E8300 delivers 52.0 pts/$ vs 210.0 pts/$ for the Athlon X2 BE-2400 — making the Athlon X2 BE-2400 the 120.7% better value option.
| Feature | Core 2 Duo E8300 | Athlon X2 BE-2400 |
|---|---|---|
| MSRP | $163 | $60-63% |
| Avg Price (30d) | $20 | $5-75% |
| Performance per Dollar | 52.0 | 210.0+304% |
| Release Date | 2008 | 2007 |
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