Ryzen 7 7840H vs Xeon E-2478
Ryzen 7 7840H
Xeon E-2478
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
Performance Per Dollar Xeon E-2478
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 7840H | Xeon E-2478 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($269) |
| Longevity | ✨ Modern (Phoenix (2023−2024) / 4 nm) | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 7 7840H | Xeon E-2478 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($269) |
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 Ryzen 7 7840H and Xeon E-2478
Ryzen 7 7840H
The Ryzen 7 7840H is manufactured by AMD. It was released in Janeiro 2023 (2 years ago). It is based on the Phoenix (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 35 Watt. Memory support: DDR5-5600. Passmark benchmark score: 27,832 points. Launch price was $299.
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.
Processing Power
Both the Ryzen 7 7840H and Xeon E-2478 share an identical 8-core/16-thread configuration. Boost clocks reach 5.1 GHz on the Ryzen 7 7840H versus 5.2 GHz on the Xeon E-2478 — a 1.9% clock advantage for the Xeon E-2478 (base: 3.8 GHz vs 2.8 GHz). The Ryzen 7 7840H uses the Phoenix (2023−2024) architecture (4 nm), while the Xeon E-2478 uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 7 7840H scores 27,832 against the Xeon E-2478's 27,776 — a 0.2% lead for the Ryzen 7 7840H. L3 cache: 16 MB (total) on the Ryzen 7 7840H vs 24 MB (total) on the Xeon E-2478.
| Feature | Ryzen 7 7840H | Xeon E-2478 |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 5.1 GHz | 5.2 GHz+2% |
| Base Clock | 3.8 GHz+36% | 2.8 GHz |
| L3 Cache | 16 MB (total) | 24 MB (total)+50% |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 4 nm-43% | Intel 7 nm |
| Architecture | Phoenix (2023−2024) | Raptor Lake-S (2023−2024) |
| PassMark | 27,832 | 27,776 |
Memory & Platform
The Ryzen 7 7840H uses the FP8 socket (PCIe 4.0), while the Xeon E-2478 uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 7 7840H | Xeon E-2478 |
|---|---|---|
| Socket | FP8 | LGA1700 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | — | DDR5-4800 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 20 |
Advanced Features
Virtualization: not specified (Ryzen 7 7840H) / VT-x, VT-d (Xeon E-2478). Primary use case: Xeon E-2478 targets Server.
| Feature | Ryzen 7 7840H | Xeon E-2478 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Server |
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