Xeon E5645 vs Ryzen Embedded V2A46
Xeon E5645
Ryzen Embedded V2A46
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. The Xeon E5645 is positioned at rank #669 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 E5645
Performance Per Dollar
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5645 | Ryzen Embedded V2A46 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($294) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Westmere-EP (2010−2011) / 32 nm) | ✨ Modern (Renoir (2020−2023) / 7 nm) |
💎 Value Proposition
| Insight | Xeon E5645 | Ryzen Embedded V2A46 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($294) | ✅ 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 E5645 and Ryzen Embedded V2A46
Xeon E5645
The Xeon E5645 is manufactured by Intel. It was released in 16 March 2010 (15 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 2.4 GHz, with boost up to 2.67 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 4,942 points. Launch price was $294.
Ryzen Embedded V2A46
The Ryzen Embedded V2A46 is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Renoir (2020−2023) architecture. It features 6 cores and 12 threads. Base frequency is 3 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 35 Watt. Memory support: DDR4. Passmark benchmark score: 4,999 points. Launch price was $69.
Processing Power
Both the Xeon E5645 and Ryzen Embedded V2A46 share an identical 6-core/12-thread configuration. Boost clocks reach 2.67 GHz on the Xeon E5645 versus 3.2 GHz on the Ryzen Embedded V2A46 — a 18.1% clock advantage for the Ryzen Embedded V2A46 (base: 2.4 GHz vs 3 GHz). The Xeon E5645 uses the Westmere-EP (2010−2011) architecture (32 nm), while the Ryzen Embedded V2A46 uses Renoir (2020−2023) (7 nm). In PassMark, the Xeon E5645 scores 4,942 against the Ryzen Embedded V2A46's 4,999 — a 1.1% lead for the Ryzen Embedded V2A46. L3 cache: 12 MB (total) on the Xeon E5645 vs 8 MB (total) on the Ryzen Embedded V2A46.
| Feature | Xeon E5645 | Ryzen Embedded V2A46 |
|---|---|---|
| Cores / Threads | 6 / 12 | 6 / 12 |
| Boost Clock | 2.67 GHz | 3.2 GHz+20% |
| Base Clock | 2.4 GHz | 3 GHz+25% |
| L3 Cache | 12 MB (total)+50% | 8 MB (total) |
| L2 Cache | 256 kB (per core) | 512 kB (per core)+100% |
| Process | 32 nm | 7 nm-78% |
| Architecture | Westmere-EP (2010−2011) | Renoir (2020−2023) |
| PassMark | 4,942 | 4,999+1% |
Memory & Platform
The Xeon E5645 uses the LGA1366 socket (PCIe 5.0), while the Ryzen Embedded V2A46 uses FP6 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5645 | Ryzen Embedded V2A46 |
|---|---|---|
| Socket | LGA1366 | FP6 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR3-1333 | — |
| Max RAM Capacity | 288 GB | — |
| RAM Channels | 3 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 0 | — |
Advanced Features
Virtualization: VT-x (Xeon E5645) / not specified (Ryzen Embedded V2A46). Primary use case: Xeon E5645 targets Server.
| Feature | Xeon E5645 | Ryzen Embedded V2A46 |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Server | — |
Value Analysis
The Xeon E5645 launched at $294 MSRP, while the Ryzen Embedded V2A46 debuted at $0.
| Feature | Xeon E5645 | Ryzen Embedded V2A46 |
|---|---|---|
| MSRP | $294 | $0-100% |
| Avg Price (30d) | — | $0 |
| Release Date | 2010 | 2023 |
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