Core i7-5775C vs Xeon E5-2620 v3
Core i7-5775C
Xeon E5-2620 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 Core i7-5775C is positioned at rank 773 and the Xeon E5-2620 v3 is on rank 643, so the Xeon E5-2620 v3 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-5775C
Performance Per Dollar Xeon E5-2620 v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-5775C | Xeon E5-2620 v3 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($150) | ✅ More affordable ($80) |
| Longevity | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) |
💎 Value Proposition
| Insight | Core i7-5775C | Xeon E5-2620 v3 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+89%) |
| Upfront Cost | ⚠️ Higher cost ($150) | ✅ More affordable ($80) |
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 Core i7-5775C and Xeon E5-2620 v3
Core i7-5775C
The Core i7-5775C is manufactured by Intel. It was released in 15 May 2015 (10 years ago). It is based on the Broadwell (2015−2019) architecture. It features 4 cores and 8 threads. Base frequency is 3.3 GHz, with boost up to 3.7 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 7,688 points. Launch price was $366.
Xeon E5-2620 v3
The Xeon E5-2620 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 12 threads. Base frequency is 2.4 GHz, with boost up to 3.2 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, DDR4-1866. Passmark benchmark score: 7,734 points. Launch price was $800.
Processing Power
The Core i7-5775C packs 4 cores / 8 threads, while the Xeon E5-2620 v3 offers 6 cores / 12 threads — the Xeon E5-2620 v3 has 2 more cores. Boost clocks reach 3.7 GHz on the Core i7-5775C versus 3.2 GHz on the Xeon E5-2620 v3 — a 14.5% clock advantage for the Core i7-5775C (base: 3.3 GHz vs 2.4 GHz). The Core i7-5775C uses the Broadwell (2015−2019) architecture (14 nm), while the Xeon E5-2620 v3 uses Haswell-EP (2014−2015) (22 nm). In PassMark, the Core i7-5775C scores 7,688 against the Xeon E5-2620 v3's 7,734 — a 0.6% lead for the Xeon E5-2620 v3. L3 cache: 6 MB (total) on the Core i7-5775C vs 15 MB (total) on the Xeon E5-2620 v3.
| Feature | Core i7-5775C | Xeon E5-2620 v3 |
|---|---|---|
| Cores / Threads | 4 / 8 | 6 / 12+50% |
| Boost Clock | 3.7 GHz+16% | 3.2 GHz |
| Base Clock | 3.3 GHz+38% | 2.4 GHz |
| L3 Cache | 6 MB (total) | 15 MB (total)+150% |
| L2 Cache | 256 kB (per core) | 256K (per core) |
| Process | 14 nm-36% | 22 nm |
| Architecture | Broadwell (2015−2019) | Haswell-EP (2014−2015) |
| PassMark | 7,688 | 7,734 |
Memory & Platform
The Core i7-5775C uses the LGA1150 socket (PCIe 3.0), while the Xeon E5-2620 v3 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i7-5775C | Xeon E5-2620 v3 |
|---|---|---|
| Socket | LGA1150 | LGA2011 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-1866 |
| Max RAM Capacity | — | 768 GB |
| RAM Channels | — | 4 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 40 |
Advanced Features
Virtualization: not specified (Core i7-5775C) / VT-x, VT-d (Xeon E5-2620 v3). Primary use case: Xeon E5-2620 v3 targets Server.
| Feature | Core i7-5775C | Xeon E5-2620 v3 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | Yes |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Server |
Value Analysis
The Core i7-5775C launched at $366 MSRP, while the Xeon E5-2620 v3 debuted at $417. At current prices ($150 vs $80), the Xeon E5-2620 v3 is $70 cheaper. In terms of value (PassMark points per dollar), the Core i7-5775C delivers 51.3 pts/$ vs 96.7 pts/$ for the Xeon E5-2620 v3 — making the Xeon E5-2620 v3 the 61.4% better value option.
| Feature | Core i7-5775C | Xeon E5-2620 v3 |
|---|---|---|
| MSRP | $366-12% | $417 |
| Avg Price (30d) | $150 | $80-47% |
| Performance per Dollar | 51.3 | 96.7+88% |
| Release Date | 2015 | 2014 |
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