Xeon E5-4648 V3 vs Core i7-6700K
Xeon E5-4648 V3
Core i7-6700K
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 E5-4648 V3 is positioned at rank 240 and the Core i7-6700K is on rank 677, so the Xeon E5-4648 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 E5-4648 V3
Performance Per Dollar Core i7-6700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-4648 V3 | Core i7-6700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($45) | ⚠️ Higher cost ($142) |
| Longevity | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) | 🛑 Legacy (Skylake (2015−2016) / 14 nm) |
💎 Value Proposition
| Insight | Xeon E5-4648 V3 | Core i7-6700K |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+220%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($45) | ⚠️ Higher cost ($142) |
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 E5-4648 V3 and Core i7-6700K
Xeon E5-4648 V3
The Xeon E5-4648 V3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 12 cores and 24 threads. Base frequency is 1.7 GHz, with boost up to 2.2 GHz. L3 cache: 30 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 105 Watt. Memory support: DDR4-1866. Passmark benchmark score: 9,061 points. Launch price was $800.
Core i7-6700K
The Core i7-6700K is manufactured by Intel. It was released in 5 August 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 8,933 points. Launch price was $339.
Processing Power
The Xeon E5-4648 V3 packs 12 cores / 24 threads, while the Core i7-6700K offers 4 cores / 8 threads — the Xeon E5-4648 V3 has 8 more cores. Boost clocks reach 2.2 GHz on the Xeon E5-4648 V3 versus 4.2 GHz on the Core i7-6700K — a 62.5% clock advantage for the Core i7-6700K (base: 1.7 GHz vs 4 GHz). The Xeon E5-4648 V3 uses the Haswell-EP (2014−2015) architecture (22 nm), while the Core i7-6700K uses Skylake (2015−2016) (14 nm). In PassMark, the Xeon E5-4648 V3 scores 9,061 against the Core i7-6700K's 8,933 — a 1.4% lead for the Xeon E5-4648 V3. L3 cache: 30 MB (total) on the Xeon E5-4648 V3 vs 8 MB (total) on the Core i7-6700K.
| Feature | Xeon E5-4648 V3 | Core i7-6700K |
|---|---|---|
| Cores / Threads | 12 / 24+200% | 4 / 8 |
| Boost Clock | 2.2 GHz | 4.2 GHz+91% |
| Base Clock | 1.7 GHz | 4 GHz+135% |
| L3 Cache | 30 MB (total)+275% | 8 MB (total) |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 22 nm | 14 nm-36% |
| Architecture | Haswell-EP (2014−2015) | Skylake (2015−2016) |
| PassMark | 9,061+1% | 8,933 |
Memory & Platform
The Xeon E5-4648 V3 uses the LGA2011-3 socket (PCIe 5.0), while the Core i7-6700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-4648 V3 | Core i7-6700K |
|---|---|---|
| Socket | LGA2011-3 | LGA1151 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2133 |
| Max RAM Capacity | — | 64 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Xeon E5-4648 V3) / VT-x, VT-d (Core i7-6700K). The Core i7-6700K includes integrated graphics (HD Graphics 530), while the Xeon E5-4648 V3 requires a dedicated GPU. Primary use case: Core i7-6700K targets Desktop.
| Feature | Xeon E5-4648 V3 | Core i7-6700K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | HD Graphics 530 |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Desktop |
Value Analysis
The Xeon E5-4648 V3 launched at $169 MSRP, while the Core i7-6700K debuted at $350. At current prices ($45 vs $142), the Xeon E5-4648 V3 is $97 cheaper. In terms of value (PassMark points per dollar), the Xeon E5-4648 V3 delivers 201.4 pts/$ vs 62.9 pts/$ for the Core i7-6700K — making the Xeon E5-4648 V3 the 104.8% better value option.
| Feature | Xeon E5-4648 V3 | Core i7-6700K |
|---|---|---|
| MSRP | $169-52% | $350 |
| Avg Price (30d) | $45-68% | $142 |
| Performance per Dollar | 201.4+220% | 62.9 |
| Release Date | 2015 | 2015 |
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