Xeon E5-1620 vs Opteron 6378
Xeon E5-1620
Opteron 6378
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 E5-1620 is positioned at rank 953 and the Opteron 6378 is on rank 57, so the Opteron 6378 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5-1620
Performance Per Dollar Opteron 6378
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-1620 | Opteron 6378 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($70) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Sandy Bridge-E (2011−2013) / 32 nm) | 🛑 Legacy (Abu Dhabi (2012) / 32 nm) |
💎 Value Proposition
| Insight | Xeon E5-1620 | Opteron 6378 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($70) | ✅ More affordable ($0) |
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 E5-1620 and Opteron 6378
Xeon E5-1620
The Xeon E5-1620 is manufactured by Intel. It was released in 6 March 2012 (13 years ago). It is based on the Sandy Bridge-E (2011−2013) architecture. It features 4 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 10240 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 5,848 points. Launch price was $313.
Opteron 6378
The Opteron 6378 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 16 cores and 16 threads. Base frequency is 2.4 GHz, with boost up to 3.3 GHz. L3 cache: 8 MB (total). L2 cache: 16 MB. Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 5,889 points. Launch price was $396.
Processing Power
The Xeon E5-1620 packs 4 cores / 8 threads, while the Opteron 6378 offers 16 cores / 16 threads — the Opteron 6378 has 12 more cores. Boost clocks reach 3.8 GHz on the Xeon E5-1620 versus 3.3 GHz on the Opteron 6378 — a 14.1% clock advantage for the Xeon E5-1620 (base: 3.6 GHz vs 2.4 GHz). The Xeon E5-1620 uses the Sandy Bridge-E (2011−2013) architecture (32 nm), while the Opteron 6378 uses Abu Dhabi (2012) (32 nm). In PassMark, the Xeon E5-1620 scores 5,848 against the Opteron 6378's 5,889 — a 0.7% lead for the Opteron 6378. L3 cache: 10240 kB (total) on the Xeon E5-1620 vs 8 MB (total) on the Opteron 6378.
| Feature | Xeon E5-1620 | Opteron 6378 |
|---|---|---|
| Cores / Threads | 4 / 8 | 16 / 16+300% |
| Boost Clock | 3.8 GHz+15% | 3.3 GHz |
| Base Clock | 3.6 GHz+50% | 2.4 GHz |
| L3 Cache | 10240 kB (total)+25% | 8 MB (total) |
| L2 Cache | 256 kB (per core) | 16 MB+6300% |
| Process | 32 nm | 32 nm |
| Architecture | Sandy Bridge-E (2011−2013) | Abu Dhabi (2012) |
| PassMark | 5,848 | 5,889 |
| Cinebench R23 Multi | 3,469 | — |
| Geekbench 6 Single | 612 | — |
| Geekbench 6 Multi | 2,250 | — |
Memory & Platform
The Xeon E5-1620 uses the LGA2011 socket (PCIe 2.0), while the Opteron 6378 uses G34 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-1620 | Opteron 6378 |
|---|---|---|
| Socket | LGA2011 | G34 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | — |
| Max RAM Capacity | 375 GB | — |
| RAM Channels | 4 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 40 | — |
Advanced Features
Virtualization: true (Xeon E5-1620) / not specified (Opteron 6378).
| Feature | Xeon E5-1620 | Opteron 6378 |
|---|---|---|
| Integrated GPU | No | — |
| AVX-512 | No | — |
| Virtualization | true | — |
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