Opteron 3365 vs Core i5-2500K
Opteron 3365
Core i5-2500K
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 Opteron 3365 is positioned at rank 83 and the Core i5-2500K is on rank 828, so the Opteron 3365 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Opteron 3365
Performance Per Dollar Core i5-2500K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Opteron 3365 | Core i5-2500K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($35) |
| Longevity | 🛑 Legacy (Delhi (2012−2013) / 32 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Opteron 3365 | Core i5-2500K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($35) |
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 Opteron 3365 and Core i5-2500K
Opteron 3365
The Opteron 3365 is manufactured by AMD. It was released in 2015-01-01. It is based on the Delhi (2012−2013) architecture. It features 8 cores and 8 threads. Base frequency is 2.3 GHz, with boost up to 3.3 GHz. L3 cache: 8 MB (total). L2 cache: 4 MB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 4,125 points. Launch price was $800.
Core i5-2500K
The Core i5-2500K is manufactured by Intel. It was released in 9 January 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 4 cores and 4 threads. Base frequency is 3.3 GHz, with boost up to 3.7 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 4,141 points. Launch price was $216.
Processing Power
The Opteron 3365 packs 8 cores / 8 threads, while the Core i5-2500K offers 4 cores / 4 threads — the Opteron 3365 has 4 more cores. Boost clocks reach 3.3 GHz on the Opteron 3365 versus 3.7 GHz on the Core i5-2500K — a 11.4% clock advantage for the Core i5-2500K (base: 2.3 GHz vs 3.3 GHz). The Opteron 3365 uses the Delhi (2012−2013) architecture (32 nm), while the Core i5-2500K uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Opteron 3365 scores 4,125 against the Core i5-2500K's 4,141 — a 0.4% lead for the Core i5-2500K. L3 cache: 8 MB (total) on the Opteron 3365 vs 6 MB (total) on the Core i5-2500K.
| Feature | Opteron 3365 | Core i5-2500K |
|---|---|---|
| Cores / Threads | 8 / 8+100% | 4 / 4 |
| Boost Clock | 3.3 GHz | 3.7 GHz+12% |
| Base Clock | 2.3 GHz | 3.3 GHz+43% |
| L3 Cache | 8 MB (total)+33% | 6 MB (total) |
| L2 Cache | 4 MB+1500% | 256K (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Delhi (2012−2013) | Sandy Bridge (2011−2013) |
| PassMark | 4,125 | 4,141 |
| Cinebench R23 Multi | — | 3,200 |
| Geekbench 6 Single | — | 684 |
| Geekbench 6 Multi | — | 2,032 |
Memory & Platform
The Opteron 3365 uses the AM3+ socket (PCIe 3.0), while the Core i5-2500K uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Opteron 3365 | Core i5-2500K |
|---|---|---|
| Socket | AM3+ | LGA1155 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | — | DDR3-1333 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Opteron 3365) / VT-x (Core i5-2500K). The Core i5-2500K includes integrated graphics (HD Graphics 3000), while the Opteron 3365 requires a dedicated GPU. Primary use case: Core i5-2500K targets Gaming. Direct competitor: Core i5-2500K rivals FX-6300.
| Feature | Opteron 3365 | Core i5-2500K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | HD Graphics 3000 |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Gaming |
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