CPU
GPU
Core i5-12600K
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 i5-12600K
Performance Per Dollar Ryzen 5 PRO 7645
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-12600K | Ryzen 5 PRO 7645 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($185) | ⚠️ Higher cost ($192) |
| Longevity | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / Intel 7 nm) | ✨ Modern (Raphael (2023−2025) / 5 nm) |
💎 Value Proposition
| Insight | Core i5-12600K | Ryzen 5 PRO 7645 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+4%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($185) | ⚠️ Higher cost ($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 i5-12600K and Ryzen 5 PRO 7645
Core i5-12600K
The Core i5-12600K is manufactured by Intel. It was released in 4 November 2021 (4 years ago). It is based on the Alder Lake, Golden Cove, Gracemont (2021) architecture. It features 10 cores and 16 threads. Base frequency is 3.7 GHz, with boost up to 4.9 GHz. L3 cache: 20 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 27,586 points. Launch price was $289.
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 i5-12600K packs 10 cores / 16 threads, while the Ryzen 5 PRO 7645 offers 6 cores / 12 threads — the Core i5-12600K has 4 more cores. Boost clocks reach 4.9 GHz on the Core i5-12600K versus 5.1 GHz on the Ryzen 5 PRO 7645 — a 4% clock advantage for the Ryzen 5 PRO 7645 (base: 3.7 GHz vs 3.8 GHz). The Core i5-12600K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (Intel 7 nm), while the Ryzen 5 PRO 7645 uses Raphael (2023−2025) (5 nm). In PassMark, the Core i5-12600K scores 27,586 against the Ryzen 5 PRO 7645's 27,565 — a 0.1% lead for the Core i5-12600K. L3 cache: 20 MB (total) on the Core i5-12600K vs 32 MB (total) on the Ryzen 5 PRO 7645.
| Feature | Core i5-12600K | Ryzen 5 PRO 7645 |
|---|---|---|
| Cores / Threads | 10 / 16+67% | 6 / 12 |
| Boost Clock | 4.9 GHz | 5.1 GHz+4% |
| Base Clock | 3.7 GHz | 3.8 GHz+3% |
| L3 Cache | 20 MB (total) | 32 MB (total)+60% |
| L2 Cache | 1.25 MB (per core)+25% | 1 MB (per core) |
| Process | Intel 7 nm | 5 nm-29% |
| Architecture | Alder Lake, Golden Cove, Gracemont (2021) | Raphael (2023−2025) |
| PassMark | 27,586 | 27,565 |
| Cinebench R23 Multi | 17,500 | — |
| Geekbench 6 Single | 2,472 | — |
| Geekbench 6 Multi | 11,863 | — |
Memory & Platform
The Core i5-12600K uses the LGA1700 socket (PCIe 5.0), while the Ryzen 5 PRO 7645 uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i5-12600K | Ryzen 5 PRO 7645 |
|---|---|---|
| Socket | LGA1700 | AM5 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 4800 | — |
| Max RAM Capacity | 128 | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i5-12600K) / not specified (Ryzen 5 PRO 7645). The Core i5-12600K includes integrated graphics (Intel UHD Graphics 770), while the Ryzen 5 PRO 7645 requires a dedicated GPU. Primary use case: Core i5-12600K targets Gaming. Direct competitor: Core i5-12600K rivals Ryzen 5 5600X.
| Feature | Core i5-12600K | Ryzen 5 PRO 7645 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel UHD Graphics 770 | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Gaming | — |
Value Analysis
The Core i5-12600K launched at $289 MSRP, while the Ryzen 5 PRO 7645 debuted at $229. At current prices ($185 vs $192), the Core i5-12600K is $7 cheaper. In terms of value (PassMark points per dollar), the Core i5-12600K delivers 149.1 pts/$ vs 143.6 pts/$ for the Ryzen 5 PRO 7645 — making the Core i5-12600K the 3.8% better value option.
| Feature | Core i5-12600K | Ryzen 5 PRO 7645 |
|---|---|---|
| MSRP | $289 | $229-21% |
| Avg Price (30d) | $185-4% | $192 |
| Performance per Dollar | 149.1+4% | 143.6 |
| Release Date | 2021 | 2023 |
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