Ryzen 7 8745HX vs Core i9-12900HX
Ryzen 7 8745HX
Core i9-12900HX
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 7 8745HX
Performance Per Dollar Core i9-12900HX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 8745HX | Core i9-12900HX |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($606) |
| Longevity | ✨ Modern (Dragon Range (2025) / 5 nm) | ✨ Modern (Alder Lake-HX (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 7 8745HX | Core i9-12900HX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($606) |
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 8745HX and Core i9-12900HX
Ryzen 7 8745HX
The Ryzen 7 8745HX is manufactured by AMD. It was released in 23 April 2025 (less than a year ago). It is based on the Dragon Range (2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 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: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 32,620 points. Launch price was $499.
Core i9-12900HX
The Core i9-12900HX is manufactured by Intel. It was released in 10 May 2022 (3 years ago). It is based on the Alder Lake-HX (2022) architecture. It features 16 cores and 24 threads. Base frequency is 2.3 GHz, with boost up to 5 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1964. Thermal design power (TDP): 55 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 33,018 points. Launch price was $499.
Processing Power
The Ryzen 7 8745HX packs 8 cores / 16 threads, while the Core i9-12900HX offers 16 cores / 24 threads — the Core i9-12900HX has 8 more cores. Boost clocks reach 5.1 GHz on the Ryzen 7 8745HX versus 5 GHz on the Core i9-12900HX — a 2% clock advantage for the Ryzen 7 8745HX (base: 3.6 GHz vs 2.3 GHz). The Ryzen 7 8745HX uses the Dragon Range (2025) architecture (5 nm), while the Core i9-12900HX uses Alder Lake-HX (2022) (Intel 7 nm). In PassMark, the Ryzen 7 8745HX scores 32,620 against the Core i9-12900HX's 33,018 — a 1.2% lead for the Core i9-12900HX. Cinebench R23 multi-core: 18,000 vs 23,150 (25% advantage for the Core i9-12900HX). Geekbench 6 single-core — the metric most relevant to gaming — records 2,700 vs 2,426, a 10.7% lead for the Ryzen 7 8745HX that directly translates to higher frame rates. Multi-core Geekbench: 13,500 vs 14,620 (8% advantage for the Core i9-12900HX). L3 cache: 32 MB (total) on the Ryzen 7 8745HX vs 30 MB (total) on the Core i9-12900HX.
| Feature | Ryzen 7 8745HX | Core i9-12900HX |
|---|---|---|
| Cores / Threads | 8 / 16 | 16 / 24+100% |
| Boost Clock | 5.1 GHz+2% | 5 GHz |
| Base Clock | 3.6 GHz+57% | 2.3 GHz |
| L3 Cache | 32 MB (total)+7% | 30 MB (total) |
| L2 Cache | 1 MB (per core) | 1.25 MB (per core)+25% |
| Process | 5 nm-29% | Intel 7 nm |
| Architecture | Dragon Range (2025) | Alder Lake-HX (2022) |
| PassMark | 32,620 | 33,018+1% |
| Cinebench R23 Multi | 18,000 | 23,150+29% |
| Geekbench 6 Single | 2,700+11% | 2,426 |
| Geekbench 6 Multi | 13,500 | 14,620+8% |
Memory & Platform
The Ryzen 7 8745HX uses the FL1 socket (PCIe 4.0), while the Core i9-12900HX uses FCBGA1964 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-5200 memory speed. The Core i9-12900HX supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (Ryzen 7 8745HX) vs 48 (Core i9-12900HX) — the Core i9-12900HX offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FL1 (Ryzen 7 8745HX) and HM670,WM690 (Core i9-12900HX).
| Feature | Ryzen 7 8745HX | Core i9-12900HX |
|---|---|---|
| Socket | FL1 | FCBGA1964 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR5-5200 | DDR5-4800, DDR4-3200 |
| Max RAM Capacity | 64 GB | 128 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 28 | 48+71% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 8745HX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 7 8745HX) vs VT-x, VT-d, EPT (Core i9-12900HX). Both include integrated graphics — Radeon 610M (Ryzen 7 8745HX) and UHD Graphics 770 (Core i9-12900HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 8745HX targets High-end Gaming Laptop, Core i9-12900HX targets High-end Mobile Performance. Direct competitor: Ryzen 7 8745HX rivals Core i7-14700HX; Core i9-12900HX rivals Ryzen 9 6900HX.
| Feature | Ryzen 7 8745HX | Core i9-12900HX |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon 610M | UHD Graphics 770 |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | AMD-V | VT-x, VT-d, EPT |
| Target Use | High-end Gaming Laptop | High-end Mobile Performance |
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