Xeon E5-1620 v3 vs Xeon E3-1505M v5
Xeon E5-1620 v3
Xeon E3-1505M v5
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 E5-1620 v3 is positioned at rank 577 and the Xeon E3-1505M v5 is on rank 336, so the Xeon E3-1505M v5 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5-1620 v3
Performance Per Dollar Xeon E3-1505M v5
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-1620 v3 | Xeon E3-1505M v5 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($189) | ✅ More affordable ($115) |
| Longevity | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) | 🛑 Legacy (Skylake-H (2015−2016) / 14 nm) |
💎 Value Proposition
| Insight | Xeon E5-1620 v3 | Xeon E3-1505M v5 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+65%) |
| Upfront Cost | ⚠️ Higher cost ($189) | ✅ More affordable ($115) |
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 E5-1620 v3 and Xeon E3-1505M v5
Xeon E5-1620 v3
The Xeon E5-1620 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 4 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 3.6 GHz. L3 cache: 10 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: 6,959 points. Launch price was $800.
Xeon E3-1505M v5
The Xeon E3-1505M v5 is manufactured by Intel. It was released in 27 October 2015 (10 years ago). It is based on the Skylake-H (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 2.8 GHz, with boost up to 3.7 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 6,995 points. Launch price was $434.
Processing Power
Both the Xeon E5-1620 v3 and Xeon E3-1505M v5 share an identical 4-core/8-thread configuration. Boost clocks reach 3.6 GHz on the Xeon E5-1620 v3 versus 3.7 GHz on the Xeon E3-1505M v5 — a 2.7% clock advantage for the Xeon E3-1505M v5 (base: 3.5 GHz vs 2.8 GHz). The Xeon E5-1620 v3 uses the Haswell-EP (2014−2015) architecture (22 nm), while the Xeon E3-1505M v5 uses Skylake-H (2015−2016) (14 nm). In PassMark, the Xeon E5-1620 v3 scores 6,959 against the Xeon E3-1505M v5's 6,995 — a 0.5% lead for the Xeon E3-1505M v5. L3 cache: 10 MB (total) on the Xeon E5-1620 v3 vs 8 MB (total) on the Xeon E3-1505M v5.
| Feature | Xeon E5-1620 v3 | Xeon E3-1505M v5 |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 3.6 GHz | 3.7 GHz+3% |
| Base Clock | 3.5 GHz+25% | 2.8 GHz |
| L3 Cache | 10 MB (total)+25% | 8 MB (total) |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 22 nm | 14 nm-36% |
| Architecture | Haswell-EP (2014−2015) | Skylake-H (2015−2016) |
| PassMark | 6,959 | 6,995 |
Memory & Platform
The Xeon E5-1620 v3 uses the LGA2011 socket (PCIe 3.0), while the Xeon E3-1505M v5 uses BGA1440 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-1620 v3 | Xeon E3-1505M v5 |
|---|---|---|
| Socket | LGA2011 | BGA1440 |
| 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 | — |
Advanced Features
Virtualization: VT-x, VT-d (Xeon E5-1620 v3) / not specified (Xeon E3-1505M v5). Primary use case: Xeon E5-1620 v3 targets Server.
| Feature | Xeon E5-1620 v3 | Xeon E3-1505M v5 |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | No | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Server | — |
Value Analysis
The Xeon E5-1620 v3 launched at $294 MSRP, while the Xeon E3-1505M v5 debuted at $115. At current prices ($189 vs $115), the Xeon E3-1505M v5 is $74 cheaper. In terms of value (PassMark points per dollar), the Xeon E5-1620 v3 delivers 36.8 pts/$ vs 60.8 pts/$ for the Xeon E3-1505M v5 — making the Xeon E3-1505M v5 the 49.2% better value option.
| Feature | Xeon E5-1620 v3 | Xeon E3-1505M v5 |
|---|---|---|
| MSRP | $294 | $115-61% |
| Avg Price (30d) | $189 | $115-39% |
| Performance per Dollar | 36.8 | 60.8+65% |
| Release Date | 2014 | 2015 |
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