
Opteron 6276 vs Core i5-13600K

Opteron 6276

Core i5-13600K
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 6276 is positioned at rank #53 in our cost-efficiency ranking, representing a Balanced 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 6276
Performance Per Dollar Core i5-13600K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Opteron 6276 | Core i5-13600K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($397) | ✅ More affordable ($319) |
| Longevity | 🛑 Legacy (Interlagos (2011−2012) / 32 nm) | ✨ Modern (Raptor Lake, Raptor Cove, Gracemont (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Opteron 6276 | Core i5-13600K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+638%) |
| Upfront Cost | ⚠️ Higher cost ($397) | ✅ More affordable ($319) |
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 6276 and Core i5-13600K

Opteron 6276
The Opteron 6276 is manufactured by AMD. It was released in 14 November 2011 (14 years ago). It is based on the Interlagos (2011−2012) architecture. It features 16 cores and 16 threads. Base frequency is 2.3 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): 115 Watt. Memory support: DDR3. Passmark benchmark score: 6,348 points. Launch price was $119.

Core i5-13600K
The Core i5-13600K is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 14 cores and 20 threads. Base frequency is 3.5 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 37,655 points. Launch price was $319.
Processing Power
The Opteron 6276 packs 16 cores / 16 threads, while the Core i5-13600K offers 14 cores / 20 threads — the Opteron 6276 has 2 more cores. Boost clocks reach 3.2 GHz on the Opteron 6276 versus 5.1 GHz on the Core i5-13600K — a 45.8% clock advantage for the Core i5-13600K (base: 2.3 GHz vs 3.5 GHz). The Opteron 6276 uses the Interlagos (2011−2012) architecture (32 nm), while the Core i5-13600K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the Opteron 6276 scores 6,348 against the Core i5-13600K's 37,655 — a 142.3% lead for the Core i5-13600K. L3 cache: 8 MB (total) on the Opteron 6276 vs 24 MB on the Core i5-13600K.
| Feature | Opteron 6276 | Core i5-13600K |
|---|---|---|
| Cores / Threads | 16 / 16+14% | 14 / 20 |
| Boost Clock | 3.2 GHz | 5.1 GHz+59% |
| Base Clock | 2.3 GHz | 3.5 GHz+52% |
| L3 Cache | 8 MB (total) | 24 MB+200% |
| L2 Cache | 2 MB (per module) | 2 MB (per core) |
| Process | 32 nm | Intel 7 nm-78% |
| Architecture | Interlagos (2011−2012) | Raptor Lake, Raptor Cove, Gracemont (2022) |
| PassMark | 6,348 | 37,655+493% |
Memory & Platform
The Opteron 6276 uses the G34 socket (PCIe 2.0), while the Core i5-13600K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Opteron 6276 | Core i5-13600K |
|---|---|---|
| Socket | G34 | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 5.0+150% |
| Max RAM Speed | — | DDR5-5600 |
| Max RAM Capacity | — | 192 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 20 |
Advanced Features
Virtualization: not specified (Opteron 6276) / VT-x, VT-d (Core i5-13600K). The Core i5-13600K includes integrated graphics (UHD Graphics 770), while the Opteron 6276 requires a dedicated GPU. Primary use case: Core i5-13600K targets Desktop.
| Feature | Opteron 6276 | Core i5-13600K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | UHD Graphics 770 |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Desktop |
Value Analysis
The Opteron 6276 launched at $788 MSRP, while the Core i5-13600K debuted at $329. At current prices ($397 vs $319), the Core i5-13600K is $78 cheaper. In terms of value (PassMark points per dollar), the Opteron 6276 delivers 16.0 pts/$ vs 118.0 pts/$ for the Core i5-13600K — making the Core i5-13600K the 152.3% better value option.
| Feature | Opteron 6276 | Core i5-13600K |
|---|---|---|
| MSRP | $788 | $329-58% |
| Avg Price (30d) | $397 | $319-20% |
| Performance per Dollar | 16.0 | 118.0+638% |
| Release Date | 2011 | 2022 |
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