Athlon 64 X2 3800+ vs Core 2 Duo E8435
Athlon 64 X2 3800+
Core 2 Duo E8435
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 3800+ is positioned at rank 1094 and the Core 2 Duo E8435 is on rank 1152, so the Athlon 64 X2 3800+ 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 3800+
Performance Per Dollar Core 2 Duo E8435
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 X2 3800+ | Core 2 Duo E8435 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($20) | ⚠️ Higher cost ($74) |
| Longevity | 🛑 Legacy (Manchester (2005−2006) / 90 nm) | 🛑 Legacy (Penryn (2008−2011) / 45 nm) |
💎 Value Proposition
| Insight | Athlon 64 X2 3800+ | Core 2 Duo E8435 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+267%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($20) | ⚠️ Higher cost ($74) |
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 3800+ and Core 2 Duo E8435
Athlon 64 X2 3800+
The Athlon 64 X2 3800+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Manchester (2005−2006) architecture. It features 2 cores and 2 threads. Max frequency: 2 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 90 nm process technology. Socket: 939. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,095 points. Launch price was $149.
Core 2 Duo E8435
The Core 2 Duo E8435 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 3.067 GHz, with boost up to 0.07 GHz. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: P. Thermal design power (TDP): 44 Watt. Memory support: DDR2, DDR3. Passmark benchmark score: 1,104 points. Launch price was $249.
Processing Power
Both the Athlon 64 X2 3800+ and Core 2 Duo E8435 share an identical 2-core/2-thread configuration. Boost clocks reach 2 GHz on the Athlon 64 X2 3800+ versus 0.07 GHz on the Core 2 Duo E8435 — a 186.5% clock advantage for the Athlon 64 X2 3800+. The Athlon 64 X2 3800+ uses the Manchester (2005−2006) architecture (90 nm), while the Core 2 Duo E8435 uses Penryn (2008−2011) (45 nm). In PassMark, the Athlon 64 X2 3800+ scores 1,095 against the Core 2 Duo E8435's 1,104 — a 0.8% lead for the Core 2 Duo E8435.
| Feature | Athlon 64 X2 3800+ | Core 2 Duo E8435 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2 GHz+2757% | 0.07 GHz |
| Base Clock | — | 3.067 GHz |
| L3 Cache | 0 kB | — |
| L2 Cache | 512 kB | 6 MB (total)+1100% |
| Process | 90 nm | 45 nm-50% |
| Architecture | Manchester (2005−2006) | Penryn (2008−2011) |
| PassMark | 1,095 | 1,104 |
| Geekbench 6 Single | — | 257 |
Memory & Platform
The Athlon 64 X2 3800+ uses the 939 socket (PCIe 1.1), while the Core 2 Duo E8435 uses P (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Athlon 64 X2 3800+ versus DDR3-1333 on the Core 2 Duo E8435 — the Core 2 Duo E8435 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. Both provide 0 PCIe lanes. Chipset compatibility: AMD AM2 (Athlon 64 X2 3800+) and Socket P (Core 2 Duo E8435).
| Feature | Athlon 64 X2 3800+ | Core 2 Duo E8435 |
|---|---|---|
| Socket | 939 | P |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR2-800 | DDR3-1333+50% |
| Max RAM Capacity | 16 GB | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Advanced Features
Virtualization: not specified (Athlon 64 X2 3800+) / VT-x, VT-d (Core 2 Duo E8435).
| Feature | Athlon 64 X2 3800+ | Core 2 Duo E8435 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
Value Analysis
The Athlon 64 X2 3800+ launched at $354 MSRP, while the Core 2 Duo E8435 debuted at $150. At current prices ($20 vs $74), the Athlon 64 X2 3800+ is $54 cheaper. In terms of value (PassMark points per dollar), the Athlon 64 X2 3800+ delivers 54.8 pts/$ vs 14.9 pts/$ for the Core 2 Duo E8435 — making the Athlon 64 X2 3800+ the 114.3% better value option.
| Feature | Athlon 64 X2 3800+ | Core 2 Duo E8435 |
|---|---|---|
| MSRP | $354 | $150-58% |
| Avg Price (30d) | $20-73% | $74 |
| Performance per Dollar | 54.8+268% | 14.9 |
| Release Date | 2005 | 2009 |
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