Core i9-12900HX vs Ryzen 9 7950X3D
Core i9-12900HX
Popular choices:
Ryzen 9 7950X3D
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 i9-12900HX
Performance Per Dollar Ryzen 9 7950X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-12900HX | Ryzen 9 7950X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($606) | ✅ More affordable ($486) |
| Longevity | ✨ Modern (Alder Lake-HX (2022) / Intel 7 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm, 6 nm) |
💎 Value Proposition
| Insight | Core i9-12900HX | Ryzen 9 7950X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+135%) |
| Upfront Cost | ⚠️ Higher cost ($606) | ✅ More affordable ($486) |
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 i9-12900HX and Ryzen 9 7950X3D
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.
Ryzen 9 7950X3D
The Ryzen 9 7950X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 16 cores and 32 threads. Base frequency is 4.2 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 62,323 points. Launch price was $699.
Processing Power
The Core i9-12900HX packs 16 cores / 24 threads, matching the Ryzen 9 7950X3D's 16 cores. Boost clocks reach 5 GHz on the Core i9-12900HX versus 5.7 GHz on the Ryzen 9 7950X3D — a 13.1% clock advantage for the Ryzen 9 7950X3D (base: 2.3 GHz vs 4.2 GHz). The Core i9-12900HX uses the Alder Lake-HX (2022) architecture (Intel 7 nm), while the Ryzen 9 7950X3D uses Raphael (Zen4) (2022−2023) (5 nm, 6 nm). In PassMark, the Core i9-12900HX scores 33,018 against the Ryzen 9 7950X3D's 62,323 — a 61.5% lead for the Ryzen 9 7950X3D. Cinebench R23 multi-core: 23,150 vs 38,581 (50% advantage for the Ryzen 9 7950X3D). Geekbench 6 single-core — the metric most relevant to gaming — records 2,426 vs 2,926, a 18.7% lead for the Ryzen 9 7950X3D that directly translates to higher frame rates. Multi-core Geekbench: 14,620 vs 19,643 (29.3% advantage for the Ryzen 9 7950X3D). L3 cache: 30 MB (total) on the Core i9-12900HX vs 128 MB (total) on the Ryzen 9 7950X3D.
| Feature | Core i9-12900HX | Ryzen 9 7950X3D |
|---|---|---|
| Cores / Threads | 16 / 24 | 16 / 32 |
| Boost Clock | 5 GHz | 5.7 GHz+14% |
| Base Clock | 2.3 GHz | 4.2 GHz+83% |
| L3 Cache | 30 MB (total) | 128 MB (total)+327% |
| L2 Cache | 1.25 MB (per core)+25% | 1 MB (per core) |
| Process | Intel 7 nm | 5 nm, 6 nm-29% |
| Architecture | Alder Lake-HX (2022) | Raphael (Zen4) (2022−2023) |
| PassMark | 33,018 | 62,323+89% |
| Cinebench R23 Multi | 23,150 | 38,581+67% |
| Geekbench 6 Single | 2,426 | 2,926+21% |
| Geekbench 6 Multi | 14,620 | 19,643+34% |
Memory & Platform
The Core i9-12900HX uses the FCBGA1964 socket (PCIe 5.0), while the Ryzen 9 7950X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800, DDR4-3200 memory speed. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 48 (Core i9-12900HX) vs 28 (Ryzen 9 7950X3D) — the Core i9-12900HX offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM670,WM690 (Core i9-12900HX) and AMD X670E,AMD X670,AMD B650E,AMD B650 (Ryzen 9 7950X3D).
| Feature | Core i9-12900HX | Ryzen 9 7950X3D |
|---|---|---|
| Socket | FCBGA1964 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-4800, DDR4-3200 | DDR5-5200 |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 48+71% | 28 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 7950X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, EPT (Core i9-12900HX) vs true (Ryzen 9 7950X3D). Both include integrated graphics — UHD Graphics 770 (Core i9-12900HX) and Radeon Graphics (Ryzen 9 7950X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i9-12900HX targets High-end Mobile Performance. Direct competitor: Core i9-12900HX rivals Ryzen 9 6900HX; Ryzen 9 7950X3D rivals Core i9-13900K.
| Feature | Core i9-12900HX | Ryzen 9 7950X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | UHD Graphics 770 | Radeon Graphics |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d, EPT | true |
| Target Use | High-end Mobile Performance | — |
Value Analysis
The Core i9-12900HX launched at $606 MSRP, while the Ryzen 9 7950X3D debuted at $699.
| Feature | Core i9-12900HX | Ryzen 9 7950X3D |
|---|---|---|
| MSRP | $606-13% | $699 |
| Avg Price (30d) | — | $486 |
| Release Date | 2022 | 2023 |
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