Opteron 6281 vs Ryzen 7 3700X
Opteron 6281
Ryzen 7 3700X
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. The Opteron 6281 is positioned at rank #44 in our cost-efficiency ranking, representing a Great cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Opteron 6281
Performance Per Dollar Ryzen 7 3700X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Opteron 6281 | Ryzen 7 3700X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($419) | ✅ More affordable ($140) |
| Longevity | 🛑 Legacy (Interlagos (2011−2012) / 32 nm) | ✨ Modern (Matisse (Zen 2) (2019−2020) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Opteron 6281 | Ryzen 7 3700X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+822%) |
| Upfront Cost | ⚠️ Higher cost ($419) | ✅ More affordable ($140) |
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 6281 and Ryzen 7 3700X
Opteron 6281
The Opteron 6281 is manufactured by AMD. It was released in 1 May 2012 (13 years ago). It is based on the Interlagos (2011−2012) architecture. It features 16 cores and 16 threads. Base frequency is 2.5 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 2 MB (per module). Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 7,279 points. Launch price was $988.
Ryzen 7 3700X
The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.
Processing Power
The Opteron 6281 packs 16 cores / 16 threads, while the Ryzen 7 3700X offers 8 cores / 16 threads — the Opteron 6281 has 8 more cores. Boost clocks reach 3.2 GHz on the Opteron 6281 versus 4.4 GHz on the Ryzen 7 3700X — a 31.6% clock advantage for the Ryzen 7 3700X (base: 2.5 GHz vs 3.6 GHz). The Opteron 6281 uses the Interlagos (2011−2012) architecture (32 nm), while the Ryzen 7 3700X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Opteron 6281 scores 7,279 against the Ryzen 7 3700X's 22,430 — a 102% lead for the Ryzen 7 3700X. L3 cache: 8 MB (total) on the Opteron 6281 vs 32 MB on the Ryzen 7 3700X.
| Feature | Opteron 6281 | Ryzen 7 3700X |
|---|---|---|
| Cores / Threads | 16 / 16+100% | 8 / 16 |
| Boost Clock | 3.2 GHz | 4.4 GHz+38% |
| Base Clock | 2.5 GHz | 3.6 GHz+44% |
| L3 Cache | 8 MB (total) | 32 MB+300% |
| L2 Cache | 2 MB (per module)+300% | 512K (per core) |
| Process | 32 nm | 7 nm, 12 nm-78% |
| Architecture | Interlagos (2011−2012) | Matisse (Zen 2) (2019−2020) |
| PassMark | 7,279 | 22,430+208% |
Memory & Platform
The Opteron 6281 uses the G34 socket (PCIe 2.0), while the Ryzen 7 3700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Opteron 6281 | Ryzen 7 3700X |
|---|---|---|
| Socket | G34 | AM4 |
| PCIe Generation | PCIe 2.0 | PCIe 4.0+100% |
| Max RAM Speed | — | DDR4-3200 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 24 |
Value Analysis
The Opteron 6281 launched at $988 MSRP, while the Ryzen 7 3700X debuted at $329. At current prices ($419 vs $140), the Ryzen 7 3700X is $279 cheaper. In terms of value (PassMark points per dollar), the Opteron 6281 delivers 17.4 pts/$ vs 160.2 pts/$ for the Ryzen 7 3700X — making the Ryzen 7 3700X the 160.9% better value option.
| Feature | Opteron 6281 | Ryzen 7 3700X |
|---|---|---|
| MSRP | $988 | $329-67% |
| Avg Price (30d) | $419 | $140-67% |
| Performance per Dollar | 17.4 | 160.2+821% |
| Release Date | 2012 | 2019 |
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