Xeon E5-2620 vs Opteron 6328
Xeon E5-2620
Opteron 6328
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 Xeon E5-2620 is positioned at rank 722 and the Opteron 6328 is on rank 64, so the Opteron 6328 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5-2620
Performance Per Dollar Opteron 6328
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-2620 | Opteron 6328 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($89) | ✅ More affordable ($42) |
| Longevity | 🛑 Legacy (Sandy Bridge-EP (2012) / 32 nm) | 🛑 Legacy (Abu Dhabi (2012) / 32 nm) |
💎 Value Proposition
| Insight | Xeon E5-2620 | Opteron 6328 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+111%) |
| Upfront Cost | ⚠️ Higher cost ($89) | ✅ More affordable ($42) |
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 Xeon E5-2620 and Opteron 6328
Xeon E5-2620
The Xeon E5-2620 is manufactured by Intel. It was released in 6 March 2012 (13 years ago). It is based on the Sandy Bridge-EP (2012) architecture. It features 6 cores and 12 threads. Base frequency is 2 GHz, with boost up to 2.5 GHz. L3 cache: 15360 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 5,328 points. Launch price was $36.
Opteron 6328
The Opteron 6328 is manufactured by AMD. It was released in 5 November 2012 (13 years ago). It is based on the Abu Dhabi (2012) architecture. It features 8 cores and 8 threads. Base frequency is 3.2 GHz, with boost up to 3.8 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: 5,306 points. Launch price was $575.
Processing Power
The Xeon E5-2620 packs 6 cores / 12 threads, while the Opteron 6328 offers 8 cores / 8 threads — the Opteron 6328 has 2 more cores. Boost clocks reach 2.5 GHz on the Xeon E5-2620 versus 3.8 GHz on the Opteron 6328 — a 41.3% clock advantage for the Opteron 6328 (base: 2 GHz vs 3.2 GHz). The Xeon E5-2620 uses the Sandy Bridge-EP (2012) architecture (32 nm), while the Opteron 6328 uses Abu Dhabi (2012) (32 nm). In PassMark, the Xeon E5-2620 scores 5,328 against the Opteron 6328's 5,306 — a 0.4% lead for the Xeon E5-2620. L3 cache: 15360 kB (total) on the Xeon E5-2620 vs 8 MB (total) on the Opteron 6328.
| Feature | Xeon E5-2620 | Opteron 6328 |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 8+33% |
| Boost Clock | 2.5 GHz | 3.8 GHz+52% |
| Base Clock | 2 GHz | 3.2 GHz+60% |
| L3 Cache | 15360 kB (total)+88% | 8 MB (total) |
| L2 Cache | 256 kB (per core) | 2 MB (per module)+700% |
| Process | 32 nm | 32 nm |
| Architecture | Sandy Bridge-EP (2012) | Abu Dhabi (2012) |
| PassMark | 5,328 | 5,306 |
Memory & Platform
The Xeon E5-2620 uses the LGA2011 socket (PCIe 2.0), while the Opteron 6328 uses G34 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-2620 | Opteron 6328 |
|---|---|---|
| Socket | LGA2011 | G34 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | — |
| Max RAM Capacity | 384 GB | — |
| RAM Channels | 4 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 40 | — |
Value Analysis
The Xeon E5-2620 launched at $360 MSRP, while the Opteron 6328 debuted at $575. At current prices ($89 vs $42), the Opteron 6328 is $47 cheaper. In terms of value (PassMark points per dollar), the Xeon E5-2620 delivers 59.9 pts/$ vs 126.3 pts/$ for the Opteron 6328 — making the Opteron 6328 the 71.4% better value option.
| Feature | Xeon E5-2620 | Opteron 6328 |
|---|---|---|
| MSRP | $360-37% | $575 |
| Avg Price (30d) | $89 | $42-53% |
| Performance per Dollar | 59.9 | 126.3+111% |
| Release Date | 2012 | 2012 |
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