Xeon E-2478 vs EPYC 7401P
Xeon E-2478
EPYC 7401P
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-2478
Performance Per Dollar EPYC 7401P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E-2478 | EPYC 7401P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($269) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) | ✨ Modern (Naples (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon E-2478 | EPYC 7401P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($269) | ✅ 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 Xeon E-2478 and EPYC 7401P
Xeon E-2478
The Xeon E-2478 is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 2.8 GHz, with boost up to 5.2 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 80 Watt. Memory support: DDR5-4800. Passmark benchmark score: 27,776 points. Launch price was $568.
EPYC 7401P
The EPYC 7401P is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 24 cores and 48 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 170 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 27,836 points. Launch price was $1,075.
Processing Power
The Xeon E-2478 packs 8 cores / 16 threads, while the EPYC 7401P offers 24 cores / 48 threads — the EPYC 7401P has 16 more cores. Boost clocks reach 5.2 GHz on the Xeon E-2478 versus 3 GHz on the EPYC 7401P — a 53.7% clock advantage for the Xeon E-2478 (base: 2.8 GHz vs 2 GHz). The Xeon E-2478 uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the EPYC 7401P uses Naples (2017−2018) (14 nm). In PassMark, the Xeon E-2478 scores 27,776 against the EPYC 7401P's 27,836 — a 0.2% lead for the EPYC 7401P. L3 cache: 24 MB (total) on the Xeon E-2478 vs 64 MB (total) on the EPYC 7401P.
| Feature | Xeon E-2478 | EPYC 7401P |
|---|---|---|
| Cores / Threads | 8 / 16 | 24 / 48+200% |
| Boost Clock | 5.2 GHz+73% | 3 GHz |
| Base Clock | 2.8 GHz+40% | 2 GHz |
| L3 Cache | 24 MB (total) | 64 MB (total)+167% |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Raptor Lake-S (2023−2024) | Naples (2017−2018) |
| PassMark | 27,776 | 27,836 |
Memory & Platform
The Xeon E-2478 uses the LGA1700 socket (PCIe 5.0), while the EPYC 7401P uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Xeon E-2478 | EPYC 7401P |
|---|---|---|
| Socket | LGA1700 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d (Xeon E-2478) / not specified (EPYC 7401P). Primary use case: Xeon E-2478 targets Server.
| Feature | Xeon E-2478 | EPYC 7401P |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Server | — |
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