CPU
GPU
Xeon E5-1650 v3
Xeon E-2126G
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 E5-1650 v3 is positioned at rank 652 and the Xeon E-2126G is on rank 1001, so the Xeon E5-1650 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 E5-1650 v3
Performance Per Dollar Xeon E-2126G
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-1650 v3 | Xeon E-2126G |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($583) | ✅ More affordable ($230) |
| Longevity | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) | ✨ Modern (Coffee Lake-S WS (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Xeon E5-1650 v3 | Xeon E-2126G |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+155%) |
| Upfront Cost | ⚠️ Higher cost ($583) | ✅ More affordable ($230) |
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 E5-1650 v3 and Xeon E-2126G
Xeon E5-1650 v3
The Xeon E5-1650 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 3.5 GHz, with boost up to 3.8 GHz. L3 cache: 15 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: 10,387 points. Launch price was $800.
Xeon E-2126G
The Xeon E-2126G is manufactured by Intel. It was released in 12 July 2018 (7 years ago). It is based on the Coffee Lake-S WS (2018−2019) architecture. It features 6 cores and 6 threads. Base frequency is 3.3 GHz, with boost up to 4.5 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 80 Watt. Memory support: DDR4-2666. Passmark benchmark score: 10,437 points. Launch price was $255.
Processing Power
The Xeon E5-1650 v3 packs 6 cores / 12 threads, matching the Xeon E-2126G's 6 cores. Boost clocks reach 3.8 GHz on the Xeon E5-1650 v3 versus 4.5 GHz on the Xeon E-2126G — a 16.9% clock advantage for the Xeon E-2126G (base: 3.5 GHz vs 3.3 GHz). The Xeon E5-1650 v3 uses the Haswell-EP (2014−2015) architecture (22 nm), while the Xeon E-2126G uses Coffee Lake-S WS (2018−2019) (14 nm). In PassMark, the Xeon E5-1650 v3 scores 10,387 against the Xeon E-2126G's 10,437 — a 0.5% lead for the Xeon E-2126G. L3 cache: 15 MB (total) on the Xeon E5-1650 v3 vs 12 MB (total) on the Xeon E-2126G.
| Feature | Xeon E5-1650 v3 | Xeon E-2126G |
|---|---|---|
| Cores / Threads | 6 / 12 | 6 / 6 |
| Boost Clock | 3.8 GHz | 4.5 GHz+18% |
| Base Clock | 3.5 GHz+6% | 3.3 GHz |
| L3 Cache | 15 MB (total)+25% | 12 MB (total) |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 22 nm | 14 nm-36% |
| Architecture | Haswell-EP (2014−2015) | Coffee Lake-S WS (2018−2019) |
| PassMark | 10,387 | 10,437 |
Memory & Platform
The Xeon E5-1650 v3 uses the LGA2011 socket (PCIe 5.0), while the Xeon E-2126G uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-1650 v3 | Xeon E-2126G |
|---|---|---|
| Socket | LGA2011 | LGA1151 |
| PCIe Generation | PCIe 5.0+67% | 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 E5-1650 v3 launched at $583 MSRP, while the Xeon E-2126G debuted at $2702.
| Feature | Xeon E5-1650 v3 | Xeon E-2126G |
|---|---|---|
| MSRP | $583-78% | $2702 |
| Avg Price (30d) | — | $230 |
| Release Date | 2014 | 2018 |
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