Ryzen 5 PRO 7645 vs Xeon E-2478
Ryzen 5 PRO 7645
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 Ryzen 5 PRO 7645
Performance Per Dollar Xeon E-2478
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 5 PRO 7645 | Xeon E-2478 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($192) | ⚠️ Higher cost ($269) |
| Longevity | ✨ Modern (Raphael (2023−2025) / 5 nm) | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 5 PRO 7645 | Xeon E-2478 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+39%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($192) | ⚠️ 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 5 PRO 7645 and Xeon E-2478
Ryzen 5 PRO 7645
The Ryzen 5 PRO 7645 is manufactured by AMD. It was released in 13 June 2023 (2 years ago). It is based on the Raphael (2023−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.8 GHz, with boost up to 5.1 GHz. L3 cache: 32 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 27,565 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
The Ryzen 5 PRO 7645 packs 6 cores / 12 threads, while the Xeon E-2478 offers 8 cores / 16 threads — the Xeon E-2478 has 2 more cores. Boost clocks reach 5.1 GHz on the Ryzen 5 PRO 7645 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 5 PRO 7645 uses the Raphael (2023−2025) architecture (5 nm), while the Xeon E-2478 uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 5 PRO 7645 scores 27,565 against the Xeon E-2478's 27,776 — a 0.8% lead for the Xeon E-2478. L3 cache: 32 MB (total) on the Ryzen 5 PRO 7645 vs 24 MB (total) on the Xeon E-2478.
| Feature | Ryzen 5 PRO 7645 | Xeon E-2478 |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 16+33% |
| Boost Clock | 5.1 GHz | 5.2 GHz+2% |
| Base Clock | 3.8 GHz+36% | 2.8 GHz |
| L3 Cache | 32 MB (total)+33% | 24 MB (total) |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 5 nm-29% | Intel 7 nm |
| Architecture | Raphael (2023−2025) | Raptor Lake-S (2023−2024) |
| PassMark | 27,565 | 27,776 |
Memory & Platform
The Ryzen 5 PRO 7645 uses the AM5 socket (PCIe 4.0), while the Xeon E-2478 uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 5 PRO 7645 | Xeon E-2478 |
|---|---|---|
| Socket | AM5 | 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 5 PRO 7645) / VT-x, VT-d (Xeon E-2478). Primary use case: Xeon E-2478 targets Server.
| Feature | Ryzen 5 PRO 7645 | Xeon E-2478 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Server |
Value Analysis
The Ryzen 5 PRO 7645 launched at $229 MSRP, while the Xeon E-2478 debuted at $568. At current prices ($192 vs $269), the Ryzen 5 PRO 7645 is $77 cheaper. In terms of value (PassMark points per dollar), the Ryzen 5 PRO 7645 delivers 143.6 pts/$ vs 103.3 pts/$ for the Xeon E-2478 — making the Ryzen 5 PRO 7645 the 32.7% better value option.
| Feature | Ryzen 5 PRO 7645 | Xeon E-2478 |
|---|---|---|
| MSRP | $229-60% | $568 |
| Avg Price (30d) | $192-29% | $269 |
| Performance per Dollar | 143.6+39% | 103.3 |
| Release Date | 2023 | 2023 |
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