
Xeon E5-1660 v3 vs Xeon E5-2667 v3

Xeon E5-1660 v3

Xeon E5-2667 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 E5-1660 v3 is positioned at rank 824 and the Xeon E5-2667 v3 is on rank 964, so the Xeon E5-1660 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 E5-1660 v3
Performance Per Dollar Xeon E5-2667 v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-1660 v3 | Xeon E5-2667 v3 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($198) | ✅ More affordable ($150) |
| Longevity | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) |
💎 Value Proposition
| Insight | Xeon E5-1660 v3 | Xeon E5-2667 v3 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+31%) |
| Upfront Cost | ⚠️ Higher cost ($198) | ✅ More affordable ($150) |
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 E5-1660 v3 and Xeon E5-2667 v3

Xeon E5-1660 v3
The Xeon E5-1660 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 8 cores and 16 threads. Base frequency is 3 GHz, with boost up to 3.5 GHz. L3 cache: 20 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 140 Watt. Memory support: DDR4-1333, DDR4-1600, DDR4-1866, DDR4-2133. Passmark benchmark score: 12,582 points. Launch price was $800.

Xeon E5-2667 v3
The Xeon E5-2667 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 8 cores and 16 threads. Base frequency is 3.2 GHz, with boost up to 3.6 GHz. L3 cache: 20 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 135 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133. Passmark benchmark score: 12,474 points. Launch price was $800.
Processing Power
Both the Xeon E5-1660 v3 and Xeon E5-2667 v3 share an identical 8-core/16-thread configuration. Boost clocks reach 3.5 GHz on the Xeon E5-1660 v3 versus 3.6 GHz on the Xeon E5-2667 v3 — a 2.8% clock advantage for the Xeon E5-2667 v3 (base: 3 GHz vs 3.2 GHz). Both are built on the Haswell-EP (2014−2015) architecture using a 22 nm process. In PassMark, the Xeon E5-1660 v3 scores 12,582 against the Xeon E5-2667 v3's 12,474 — a 0.9% lead for the Xeon E5-1660 v3. Both processors carry 20 MB (total) of L3 cache.
| Feature | Xeon E5-1660 v3 | Xeon E5-2667 v3 |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 3.5 GHz | 3.6 GHz+3% |
| Base Clock | 3 GHz | 3.2 GHz+7% |
| L3 Cache | 20 MB (total) | 20 MB (total) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 22 nm | 22 nm |
| Architecture | Haswell-EP (2014−2015) | Haswell-EP (2014−2015) |
| PassMark | 12,582 | 12,474 |
Memory & Platform
Both processors use the LGA2011 socket with PCIe 3.0.
| Feature | Xeon E5-1660 v3 | Xeon E5-2667 v3 |
|---|---|---|
| Socket | LGA2011 | LGA2011 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2133 |
| Max RAM Capacity | — | 768 GB |
| RAM Channels | — | 4 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 40 |
Value Analysis
The Xeon E5-1660 v3 launched at $1080 MSRP, while the Xeon E5-2667 v3 debuted at $2057. At current prices ($198 vs $150), the Xeon E5-2667 v3 is $48 cheaper. In terms of value (PassMark points per dollar), the Xeon E5-1660 v3 delivers 63.5 pts/$ vs 83.2 pts/$ for the Xeon E5-2667 v3 — making the Xeon E5-2667 v3 the 26.7% better value option.
| Feature | Xeon E5-1660 v3 | Xeon E5-2667 v3 |
|---|---|---|
| MSRP | $1080-47% | $2057 |
| Avg Price (30d) | $198 | $150-24% |
| Performance per Dollar | 63.5 | 83.2+31% |
| Release Date | 2014 | 2014 |
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