Xeon E5-4648 V3 vs Xeon E3-1270 v6
Xeon E5-4648 V3
Xeon E3-1270 v6
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 Xeon E3-1270 v6 is on rank 484, 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 Xeon E3-1270 v6
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-4648 V3 | Xeon E3-1270 v6 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($45) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) |
💎 Value Proposition
| Insight | Xeon E5-4648 V3 | Xeon E3-1270 v6 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($45) | ✅ 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 E5-4648 V3 and Xeon E3-1270 v6
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.
Xeon E3-1270 v6
The Xeon E3-1270 v6 is manufactured by Intel. It was released in 28 March 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 8 threads. Base frequency is 3.8 GHz, with boost up to 4.2 GHz. L3 cache: 8 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 72 Watt. Memory support: DDR4-2400, DDR3L-1866. Passmark benchmark score: 8,937 points. Launch price was $328.
Processing Power
The Xeon E5-4648 V3 packs 12 cores / 24 threads, while the Xeon E3-1270 v6 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 Xeon E3-1270 v6 — a 62.5% clock advantage for the Xeon E3-1270 v6 (base: 1.7 GHz vs 3.8 GHz). The Xeon E5-4648 V3 uses the Haswell-EP (2014−2015) architecture (22 nm), while the Xeon E3-1270 v6 uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Xeon E5-4648 V3 scores 9,061 against the Xeon E3-1270 v6's 8,937 — a 1.4% lead for the Xeon E5-4648 V3. L3 cache: 30 MB (total) on the Xeon E5-4648 V3 vs 8 MB on the Xeon E3-1270 v6.
| Feature | Xeon E5-4648 V3 | Xeon E3-1270 v6 |
|---|---|---|
| Cores / Threads | 12 / 24+200% | 4 / 8 |
| Boost Clock | 2.2 GHz | 4.2 GHz+91% |
| Base Clock | 1.7 GHz | 3.8 GHz+124% |
| L3 Cache | 30 MB (total)+275% | 8 MB |
| L2 Cache | 256K (per core) | 1 MB+300% |
| Process | 22 nm | 14 nm-36% |
| Architecture | Haswell-EP (2014−2015) | Kaby Lake (2016−2019) |
| PassMark | 9,061+1% | 8,937 |
Memory & Platform
The Xeon E5-4648 V3 uses the LGA2011-3 socket (PCIe 5.0), while the Xeon E3-1270 v6 uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-4648 V3 | Xeon E3-1270 v6 |
|---|---|---|
| Socket | LGA2011-3 | LGA1151 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
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