Xeon E-2146G vs Ryzen 9 7950X3D
Xeon E-2146G
Popular choices:
Ryzen 9 7950X3D
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 Ryzen 9 7950X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E-2146G | Ryzen 9 7950X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($486) |
| Longevity | ✨ Modern (Coffee Lake-S WS (2018−2019) / 14 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm, 6 nm) |
💎 Value Proposition
| Insight | Xeon E-2146G | Ryzen 9 7950X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($486) |
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 Ryzen 9 7950X3D
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.
Ryzen 9 7950X3D
The Ryzen 9 7950X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 16 cores and 32 threads. Base frequency is 4.2 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 62,323 points. Launch price was $699.
Processing Power
The Xeon E-2146G packs 6 cores / 12 threads, while the Ryzen 9 7950X3D offers 16 cores / 32 threads — the Ryzen 9 7950X3D has 10 more cores. Boost clocks reach 4.5 GHz on the Xeon E-2146G versus 5.7 GHz on the Ryzen 9 7950X3D — a 23.5% clock advantage for the Ryzen 9 7950X3D (base: 3.5 GHz vs 4.2 GHz). The Xeon E-2146G uses the Coffee Lake-S WS (2018−2019) architecture (14 nm), while the Ryzen 9 7950X3D uses Raphael (Zen4) (2022−2023) (5 nm, 6 nm). In PassMark, the Xeon E-2146G scores 13,240 against the Ryzen 9 7950X3D's 62,323 — a 129.9% lead for the Ryzen 9 7950X3D. Geekbench 6 single-core — the metric most relevant to gaming — records 1,557 vs 2,926, a 61.1% lead for the Ryzen 9 7950X3D that directly translates to higher frame rates. Multi-core Geekbench: 6,385 vs 19,643 (101.9% advantage for the Ryzen 9 7950X3D). L3 cache: 12 MB (total) on the Xeon E-2146G vs 128 MB (total) on the Ryzen 9 7950X3D.
| Feature | Xeon E-2146G | Ryzen 9 7950X3D |
|---|---|---|
| Cores / Threads | 6 / 12 | 16 / 32+167% |
| Boost Clock | 4.5 GHz | 5.7 GHz+27% |
| Base Clock | 3.5 GHz | 4.2 GHz+20% |
| L3 Cache | 12 MB (total) | 128 MB (total)+967% |
| L2 Cache | 256 kB (per core) | 1 MB (per core)+300% |
| Process | 14 nm | 5 nm, 6 nm-64% |
| Architecture | Coffee Lake-S WS (2018−2019) | Raphael (Zen4) (2022−2023) |
| PassMark | 13,240 | 62,323+371% |
| Cinebench R23 Multi | — | 38,581 |
| Geekbench 6 Single | 1,557 | 2,926+88% |
| Geekbench 6 Multi | 6,385 | 19,643+208% |
Memory & Platform
The Xeon E-2146G uses the LGA1151 socket (PCIe 3.0), while the Ryzen 9 7950X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Xeon E-2146G versus DDR5-5200 on the Ryzen 9 7950X3D — the Ryzen 9 7950X3D supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Xeon E-2146G) vs 28 (Ryzen 9 7950X3D) — the Ryzen 9 7950X3D offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C242,C246 (Xeon E-2146G) and AMD X670E,AMD X670,AMD B650E,AMD B650 (Ryzen 9 7950X3D).
| Feature | Xeon E-2146G | Ryzen 9 7950X3D |
|---|---|---|
| Socket | LGA1151 | AM5 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR4-2666 | DDR5-5200+25% |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 16 | 28+75% |
Advanced Features
Only the Ryzen 9 7950X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: Yes (Xeon E-2146G) vs true (Ryzen 9 7950X3D). Both include integrated graphics — UHD Graphics P630 (Xeon E-2146G) and Radeon Graphics (Ryzen 9 7950X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Ryzen 9 7950X3D rivals Core i9-13900K.
| Feature | Xeon E-2146G | Ryzen 9 7950X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | UHD Graphics P630 | Radeon Graphics |
| Unlocked | — | Yes |
| AVX-512 | No | Yes |
| Virtualization | Yes | true |
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