CPU
GPU
Core i9-12900H
Xeon 6353P
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 i9-12900H
Performance Per Dollar Xeon 6353P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-12900H | Xeon 6353P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Alder Lake-H (2022) / Intel 7 nm) | ✨ Modern (Raptor Lake-R (2023−2025) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i9-12900H | Xeon 6353P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 i9-12900H and Xeon 6353P
Core i9-12900H
The Core i9-12900H is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-H (2022) architecture. It features 14 cores and 20 threads. Base frequency is 2.5 GHz, with boost up to 5 GHz. L3 cache: 24 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 45 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 27,079 points. Launch price was $299.
Xeon 6353P
The Xeon 6353P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 8 cores and 16 threads. Base frequency is 2.7 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800. Passmark benchmark score: 26,910 points. Launch price was $426.
Processing Power
The Core i9-12900H packs 14 cores / 20 threads, while the Xeon 6353P offers 8 cores / 16 threads — the Core i9-12900H has 6 more cores. Boost clocks reach 5 GHz on the Core i9-12900H versus 5.1 GHz on the Xeon 6353P — a 2% clock advantage for the Xeon 6353P (base: 2.5 GHz vs 2.7 GHz). The Core i9-12900H uses the Alder Lake-H (2022) architecture (Intel 7 nm), while the Xeon 6353P uses Raptor Lake-R (2023−2025) (Intel 7 nm). In PassMark, the Core i9-12900H scores 27,079 against the Xeon 6353P's 26,910 — a 0.6% lead for the Core i9-12900H. Both processors carry 24 MB (total) of L3 cache.
| Feature | Core i9-12900H | Xeon 6353P |
|---|---|---|
| Cores / Threads | 14 / 20+75% | 8 / 16 |
| Boost Clock | 5 GHz | 5.1 GHz+2% |
| Base Clock | 2.5 GHz | 2.7 GHz+8% |
| L3 Cache | 24 MB (total) | 24 MB (total) |
| L2 Cache | 1.25 MB (per core) | 2 MB (per core)+60% |
| Process | Intel 7 nm | Intel 7 nm |
| Architecture | Alder Lake-H (2022) | Raptor Lake-R (2023−2025) |
| PassMark | 27,079 | 26,910 |
| Cinebench R23 Multi | 16,500 | — |
| Geekbench 6 Single | 2,400 | — |
| Geekbench 6 Multi | 12,900 | — |
Memory & Platform
The Core i9-12900H uses the FCBGA1744 socket (PCIe 5.0), while the Xeon 6353P uses LGA1700 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i9-12900H | Xeon 6353P |
|---|---|---|
| Socket | FCBGA1744 | LGA1700 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: Yes (Core i9-12900H) / not specified (Xeon 6353P). The Core i9-12900H includes integrated graphics (Iris Xe Graphics 96EU), while the Xeon 6353P requires a dedicated GPU. Primary use case: Core i9-12900H targets Mobile.
| Feature | Core i9-12900H | Xeon 6353P |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Iris Xe Graphics 96EU | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | Yes | — |
| Target Use | Mobile | — |
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