Core i9-10940X vs Ryzen 5 PRO 7645
Core i9-10940X
Ryzen 5 PRO 7645
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 i9-10940X
Performance Per Dollar Ryzen 5 PRO 7645
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-10940X | Ryzen 5 PRO 7645 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($460) | ✅ More affordable ($192) |
| Longevity | ✨ Modern (Cascade Lake-X (2019) / 14 nm) | ✨ Modern (Raphael (2023−2025) / 5 nm) |
💎 Value Proposition
| Insight | Core i9-10940X | Ryzen 5 PRO 7645 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+139%) |
| Upfront Cost | ⚠️ Higher cost ($460) | ✅ More affordable ($192) |
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 i9-10940X and Ryzen 5 PRO 7645
Core i9-10940X
The Core i9-10940X is manufactured by Intel. It was released in 19 October 2019 (6 years ago). It is based on the Cascade Lake-X (2019) architecture. It features 14 cores and 28 threads. Base frequency is 3.3 GHz, with boost up to 4.8 GHz. L3 cache: 19.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 27,684 points. Launch price was $299.
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.
Processing Power
The Core i9-10940X packs 14 cores / 28 threads, while the Ryzen 5 PRO 7645 offers 6 cores / 12 threads — the Core i9-10940X has 8 more cores. Boost clocks reach 4.8 GHz on the Core i9-10940X versus 5.1 GHz on the Ryzen 5 PRO 7645 — a 6.1% clock advantage for the Ryzen 5 PRO 7645 (base: 3.3 GHz vs 3.8 GHz). The Core i9-10940X uses the Cascade Lake-X (2019) architecture (14 nm), while the Ryzen 5 PRO 7645 uses Raphael (2023−2025) (5 nm). In PassMark, the Core i9-10940X scores 27,684 against the Ryzen 5 PRO 7645's 27,565 — a 0.4% lead for the Core i9-10940X. L3 cache: 19.25 MB (total) on the Core i9-10940X vs 32 MB (total) on the Ryzen 5 PRO 7645.
| Feature | Core i9-10940X | Ryzen 5 PRO 7645 |
|---|---|---|
| Cores / Threads | 14 / 28+133% | 6 / 12 |
| Boost Clock | 4.8 GHz | 5.1 GHz+6% |
| Base Clock | 3.3 GHz | 3.8 GHz+15% |
| L3 Cache | 19.25 MB (total) | 32 MB (total)+66% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 14 nm | 5 nm-64% |
| Architecture | Cascade Lake-X (2019) | Raphael (2023−2025) |
| PassMark | 27,684 | 27,565 |
| Cinebench R23 Multi | 19,000 | — |
| Geekbench 6 Single | 1,450 | — |
| Geekbench 6 Multi | 11,000 | — |
Memory & Platform
The Core i9-10940X uses the LGA2066 socket (PCIe 3.0), while the Ryzen 5 PRO 7645 uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i9-10940X | Ryzen 5 PRO 7645 |
|---|---|---|
| Socket | LGA2066 | AM5 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2933 | — |
| Max RAM Capacity | 256 GB | — |
| RAM Channels | 4 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 48 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i9-10940X) / not specified (Ryzen 5 PRO 7645). Primary use case: Core i9-10940X targets High-End Desktop.
| Feature | Core i9-10940X | Ryzen 5 PRO 7645 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | High-End Desktop | — |
Value Analysis
The Core i9-10940X launched at $784 MSRP, while the Ryzen 5 PRO 7645 debuted at $229. At current prices ($460 vs $192), the Ryzen 5 PRO 7645 is $268 cheaper. In terms of value (PassMark points per dollar), the Core i9-10940X delivers 60.2 pts/$ vs 143.6 pts/$ for the Ryzen 5 PRO 7645 — making the Ryzen 5 PRO 7645 the 81.9% better value option.
| Feature | Core i9-10940X | Ryzen 5 PRO 7645 |
|---|---|---|
| MSRP | $784 | $229-71% |
| Avg Price (30d) | $460 | $192-58% |
| Performance per Dollar | 60.2 | 143.6+139% |
| Release Date | 2019 | 2023 |
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