Opteron 6272 vs Xeon E5-2643
Opteron 6272
Xeon E5-2643
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 6272 is positioned at rank 65 and the Xeon E5-2643 is on rank 1009, so the Opteron 6272 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Opteron 6272
Performance Per Dollar Xeon E5-2643
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Opteron 6272 | Xeon E5-2643 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Interlagos (2011−2012) / 32 nm) | 🛑 Legacy (Sandy Bridge-EP (2012) / 32 nm) |
💎 Value Proposition
| Insight | Opteron 6272 | Xeon E5-2643 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+0%) | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 6272 and Xeon E5-2643
Opteron 6272
The Opteron 6272 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 2.1 GHz, with boost up to 3 GHz. L3 cache: 8 MB (total). L2 cache: 8.00391 MB (per core). Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 5,240 points. Launch price was $325.
Xeon E5-2643
The Xeon E5-2643 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 4 cores and 8 threads. Base frequency is 3.3 GHz, with boost up to 3.5 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: 5,228 points. Launch price was $218.
Processing Power
The Opteron 6272 packs 16 cores / 16 threads, while the Xeon E5-2643 offers 4 cores / 8 threads — the Opteron 6272 has 12 more cores. Boost clocks reach 3 GHz on the Opteron 6272 versus 3.5 GHz on the Xeon E5-2643 — a 15.4% clock advantage for the Xeon E5-2643 (base: 2.1 GHz vs 3.3 GHz). The Opteron 6272 uses the Interlagos (2011−2012) architecture (32 nm), while the Xeon E5-2643 uses Sandy Bridge-EP (2012) (32 nm). In PassMark, the Opteron 6272 scores 5,240 against the Xeon E5-2643's 5,228 — a 0.2% lead for the Opteron 6272. L3 cache: 8 MB (total) on the Opteron 6272 vs 10240 kB (total) on the Xeon E5-2643.
| Feature | Opteron 6272 | Xeon E5-2643 |
|---|---|---|
| Cores / Threads | 16 / 16+300% | 4 / 8 |
| Boost Clock | 3 GHz | 3.5 GHz+17% |
| Base Clock | 2.1 GHz | 3.3 GHz+57% |
| L3 Cache | 8 MB (total) | 10240 kB (total)+25% |
| L2 Cache | 8.00391 MB (per core)+3102% | 256 kB (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Interlagos (2011−2012) | Sandy Bridge-EP (2012) |
| PassMark | 5,240 | 5,228 |
Memory & Platform
The Opteron 6272 uses the G34 socket (PCIe 2.0), while the Xeon E5-2643 uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Opteron 6272 | Xeon E5-2643 |
|---|---|---|
| Socket | G34 | LGA2011 |
| PCIe Generation | PCIe 2.0 | PCIe 5.0+150% |
Value Analysis
The Opteron 6272 launched at $523 MSRP, while the Xeon E5-2643 debuted at $1552. At current prices ($50 vs $50), the Xeon E5-2643 is $0 cheaper. In terms of value (PassMark points per dollar), the Opteron 6272 delivers 104.8 pts/$ vs 104.6 pts/$ for the Xeon E5-2643 — making the Opteron 6272 the 0.2% better value option.
| Feature | Opteron 6272 | Xeon E5-2643 |
|---|---|---|
| MSRP | $523-66% | $1552 |
| Avg Price (30d) | $50 | $50 |
| Performance per Dollar | 104.8 | 104.6 |
| Release Date | 2011 | 2012 |
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