Xeon E5-2687W v2 vs Xeon E5-2649 V3
Xeon E5-2687W v2
Xeon E5-2649 V3
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 E5-2687W v2 is positioned at rank 970 and the Xeon E5-2649 V3 is on rank 266, so the Xeon E5-2649 V3 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5-2687W v2
Performance Per Dollar Xeon E5-2649 V3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-2687W v2 | Xeon E5-2649 V3 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($62) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Ivy Bridge-EP (2013) / 22 nm) | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) |
💎 Value Proposition
| Insight | Xeon E5-2687W v2 | Xeon E5-2649 V3 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($62) | ✅ 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 E5-2687W v2 and Xeon E5-2649 V3
Xeon E5-2687W v2
The Xeon E5-2687W v2 is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Ivy Bridge-EP (2013) architecture. It features 8 cores and 16 threads. Base frequency is 3.4 GHz, with boost up to 4 GHz. L3 cache: 20 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 150 Watt. Memory support: DDR3. Passmark benchmark score: 12,301 points. Launch price was $1,605.
Xeon E5-2649 V3
The Xeon E5-2649 V3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 10 cores and 20 threads. Base frequency is 2.3 GHz, with boost up to 3 GHz. L3 cache: 25 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 105 Watt. Memory support: DDR3, DDR4 2133 MHz Quad-channel. Passmark benchmark score: 12,399 points. Launch price was $800.
Processing Power
The Xeon E5-2687W v2 packs 8 cores / 16 threads, while the Xeon E5-2649 V3 offers 10 cores / 20 threads — the Xeon E5-2649 V3 has 2 more cores. Boost clocks reach 4 GHz on the Xeon E5-2687W v2 versus 3 GHz on the Xeon E5-2649 V3 — a 28.6% clock advantage for the Xeon E5-2687W v2 (base: 3.4 GHz vs 2.3 GHz). The Xeon E5-2687W v2 uses the Ivy Bridge-EP (2013) architecture (22 nm), while the Xeon E5-2649 V3 uses Haswell-EP (2014−2015) (22 nm). In PassMark, the Xeon E5-2687W v2 scores 12,301 against the Xeon E5-2649 V3's 12,399 — a 0.8% lead for the Xeon E5-2649 V3. L3 cache: 20 MB (total) on the Xeon E5-2687W v2 vs 25 MB (total) on the Xeon E5-2649 V3.
| Feature | Xeon E5-2687W v2 | Xeon E5-2649 V3 |
|---|---|---|
| Cores / Threads | 8 / 16 | 10 / 20+25% |
| Boost Clock | 4 GHz+33% | 3 GHz |
| Base Clock | 3.4 GHz+48% | 2.3 GHz |
| L3 Cache | 20 MB (total) | 25 MB (total)+25% |
| L2 Cache | 256 kB (per core) | 256K (per core) |
| Process | 22 nm | 22 nm |
| Architecture | Ivy Bridge-EP (2013) | Haswell-EP (2014−2015) |
| PassMark | 12,301 | 12,399 |
Memory & Platform
The Xeon E5-2687W v2 uses the LGA2011 socket (PCIe 3.0), while the Xeon E5-2649 V3 uses LGA2011-3 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-2687W v2 | Xeon E5-2649 V3 |
|---|---|---|
| Socket | LGA2011 | LGA2011-3 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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