Xeon E-2146G vs Xeon E5-1680 v3
Xeon E-2146G
Xeon E5-1680 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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E-2146G
Performance Per Dollar Xeon E5-1680 v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E-2146G | Xeon E5-1680 v3 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($200) |
| Longevity | ✨ Modern (Coffee Lake-S WS (2018−2019) / 14 nm) | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) |
💎 Value Proposition
| Insight | Xeon E-2146G | Xeon E5-1680 v3 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($200) |
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 E-2146G and Xeon E5-1680 v3
Xeon E-2146G
The Xeon E-2146G 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 12 threads. Base frequency is 3.5 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: 13,240 points. Launch price was $317.
Xeon E5-1680 v3
The Xeon E5-1680 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 3.8 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: 13,273 points. Launch price was $800.
Processing Power
The Xeon E-2146G packs 6 cores / 12 threads, while the Xeon E5-1680 v3 offers 8 cores / 16 threads — the Xeon E5-1680 v3 has 2 more cores. Boost clocks reach 4.5 GHz on the Xeon E-2146G versus 3.8 GHz on the Xeon E5-1680 v3 — a 16.9% clock advantage for the Xeon E-2146G (base: 3.5 GHz vs 3.2 GHz). The Xeon E-2146G uses the Coffee Lake-S WS (2018−2019) architecture (14 nm), while the Xeon E5-1680 v3 uses Haswell-EP (2014−2015) (22 nm). In PassMark, the Xeon E-2146G scores 13,240 against the Xeon E5-1680 v3's 13,273 — a 0.2% lead for the Xeon E5-1680 v3. Geekbench 6 single-core — the metric most relevant to gaming — records 1,557 vs 1,141, a 30.8% lead for the Xeon E-2146G that directly translates to higher frame rates. Multi-core Geekbench: 6,385 vs 8,782 (31.6% advantage for the Xeon E5-1680 v3). L3 cache: 12 MB (total) on the Xeon E-2146G vs 20 MB (total) on the Xeon E5-1680 v3.
| Feature | Xeon E-2146G | Xeon E5-1680 v3 |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 16+33% |
| Boost Clock | 4.5 GHz+18% | 3.8 GHz |
| Base Clock | 3.5 GHz+9% | 3.2 GHz |
| L3 Cache | 12 MB (total) | 20 MB (total)+67% |
| L2 Cache | 256 kB (per core) | 256K (per core) |
| Process | 14 nm-36% | 22 nm |
| Architecture | Coffee Lake-S WS (2018−2019) | Haswell-EP (2014−2015) |
| PassMark | 13,240 | 13,273 |
| Geekbench 6 Single | 1,557+36% | 1,141 |
| Geekbench 6 Multi | 6,385 | 8,782+38% |
Memory & Platform
The Xeon E-2146G uses the LGA1151 socket (PCIe 3.0), while the Xeon E5-1680 v3 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The Xeon E5-1680 v3 supports up to 768 GB of RAM compared to 128 GB — 142.9% more capacity for professional workloads. Memory channels: 2 (Xeon E-2146G) vs 4 (Xeon E5-1680 v3). PCIe lanes: 16 (Xeon E-2146G) vs 40 (Xeon E5-1680 v3) — the Xeon E5-1680 v3 offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C242,C246 (Xeon E-2146G) and C612,X99 (Xeon E5-1680 v3).
| Feature | Xeon E-2146G | Xeon E5-1680 v3 |
|---|---|---|
| Socket | LGA1151 | LGA2011 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666 | DDR4-2133 |
| Max RAM Capacity | 128 GB | 768 GB+500% |
| RAM Channels | 2 | 4+100% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 16 | 40+150% |
Advanced Features
Both support Yes virtualization. The Xeon E-2146G includes integrated graphics (UHD Graphics P630), while the Xeon E5-1680 v3 requires a dedicated GPU.
| Feature | Xeon E-2146G | Xeon E5-1680 v3 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | UHD Graphics P630 | — |
| AVX-512 | No | No |
| Virtualization | Yes | Yes |
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