Core i9-7900X vs Xeon E-2378G
Core i9-7900X
Xeon E-2378G
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 Core i9-7900X
Performance Per Dollar Xeon E-2378G
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-7900X | Xeon E-2378G |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($188) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Rocket Lake-E (2021) / 14 nm) |
💎 Value Proposition
| Insight | Core i9-7900X | Xeon E-2378G |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($188) | ✅ More affordable ($0) |
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 i9-7900X and Xeon E-2378G
Core i9-7900X
The Core i9-7900X is manufactured by Intel. It was released in 26 June 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 10 cores and 20 threads. Base frequency is 3.3 GHz, with boost up to 4.5 GHz. L3 cache: 14 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 140 Watt. Memory support: DDR4. Passmark benchmark score: 20,907 points. Launch price was $999.
Xeon E-2378G
The Xeon E-2378G is manufactured by Intel. It was released in 2015-01-01. It is based on the Rocket Lake-E (2021) architecture. It features 8 cores and 16 threads. Base frequency is 2.8 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 80 Watt. Memory support: DDR4-3200. Passmark benchmark score: 21,153 points. Launch price was $800.
Processing Power
The Core i9-7900X packs 10 cores / 20 threads, while the Xeon E-2378G offers 8 cores / 16 threads — the Core i9-7900X has 2 more cores. Boost clocks reach 4.5 GHz on the Core i9-7900X versus 5.1 GHz on the Xeon E-2378G — a 12.5% clock advantage for the Xeon E-2378G (base: 3.3 GHz vs 2.8 GHz). The Core i9-7900X uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon E-2378G uses Rocket Lake-E (2021) (14 nm). In PassMark, the Core i9-7900X scores 20,907 against the Xeon E-2378G's 21,153 — a 1.2% lead for the Xeon E-2378G. L3 cache: 14 MB (total) on the Core i9-7900X vs 16 MB (total) on the Xeon E-2378G.
| Feature | Core i9-7900X | Xeon E-2378G |
|---|---|---|
| Cores / Threads | 10 / 20+25% | 8 / 16 |
| Boost Clock | 4.5 GHz | 5.1 GHz+13% |
| Base Clock | 3.3 GHz+18% | 2.8 GHz |
| L3 Cache | 14 MB (total) | 16 MB (total)+14% |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (server) (2017−2018) | Rocket Lake-E (2021) |
| PassMark | 20,907 | 21,153+1% |
| Geekbench 6 Single | 1,323 | — |
| Geekbench 6 Multi | 8,536 | — |
Memory & Platform
The Core i9-7900X uses the LGA2011 socket (PCIe 3.0), while the Xeon E-2378G uses LGA1200 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i9-7900X | Xeon E-2378G |
|---|---|---|
| Socket | LGA2011 | LGA1200 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2666 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 4 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 44 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i9-7900X) / not specified (Xeon E-2378G). Primary use case: Core i9-7900X targets High-End Desktop.
| Feature | Core i9-7900X | Xeon E-2378G |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | High-End Desktop | — |
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