
Xeon E5-1607 vs Xeon E5-2603 v3

Xeon E5-1607

Xeon E5-2603 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 E5-1607 is positioned at rank 638 and the Xeon E5-2603 v3 is on rank 635, so the Xeon E5-2603 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 E5-1607
Performance Per Dollar Xeon E5-2603 v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-1607 | Xeon E5-2603 v3 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Legacy / 32 nm) | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) |
💎 Value Proposition
| Insight | Xeon E5-1607 | Xeon E5-2603 v3 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ 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 Xeon E5-1607 and Xeon E5-2603 v3

Xeon E5-1607
The Xeon E5-1607 is manufactured by Intel. It was released in 2015-01-01. It features 4 cores and 4 threads. Base frequency: 3 GHz. L3 cache: 10 MB. Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 130 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 3,788 points. Launch price was $800.

Xeon E5-2603 v3
The Xeon E5-2603 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 6 cores and 6 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 15 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 85 Watt. Memory support: DDR4-1600. Passmark benchmark score: 3,825 points. Launch price was $800.
Processing Power
The Xeon E5-1607 packs 4 cores / 4 threads, while the Xeon E5-2603 v3 offers 6 cores / 6 threads — the Xeon E5-2603 v3 has 2 more cores. The Xeon E5-2603 v3 is built on the Haswell-EP (2014−2015) architecture. In PassMark, the Xeon E5-1607 scores 3,788 against the Xeon E5-2603 v3's 3,825 — a 1% lead for the Xeon E5-2603 v3. L3 cache: 10 MB on the Xeon E5-1607 vs 15 MB (total) on the Xeon E5-2603 v3.
| Feature | Xeon E5-1607 | Xeon E5-2603 v3 |
|---|---|---|
| Cores / Threads | 4 / 4 | 6 / 6+50% |
| Boost Clock | — | 1.6 GHz |
| Base Clock | 3 GHz+87% | 1.6 GHz |
| L3 Cache | 10 MB | 15 MB (total)+50% |
| L2 Cache | — | 256K (per core) |
| Process | 32 nm | 22 nm-31% |
| Architecture | — | Haswell-EP (2014−2015) |
| PassMark | 3,788 | 3,825 |
Memory & Platform
Both processors use the LGA2011 socket with PCIe 2.0.
| Feature | Xeon E5-1607 | Xeon E5-2603 v3 |
|---|---|---|
| Socket | LGA2011 | LGA2011 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
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