Ryzen 9 8945HS vs Core i9-12900T
Ryzen 9 8945HS
Core i9-12900T
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
Performance Per Dollar Core i9-12900T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 8945HS | Core i9-12900T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($378) |
| Longevity | ✨ Modern (Hawk Point-HS (Zen 4) (2023−2024) / 4 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 9 8945HS | Core i9-12900T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($378) |
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 9 8945HS and Core i9-12900T
Ryzen 9 8945HS
The Ryzen 9 8945HS is manufactured by AMD. It was released in 6 December 2023 (1 year ago). It is based on the Hawk Point-HS (Zen 4) (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 4 GHz, with boost up to 5.2 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 45 Watt. Memory support: DDR5. Passmark benchmark score: 29,584 points. Launch price was $299.
Core i9-12900T
The Core i9-12900T is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 16 cores and 24 threads. Base frequency is 1.4 GHz, with boost up to 4.9 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 35 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 29,601 points. Launch price was $299.
Processing Power
The Ryzen 9 8945HS packs 8 cores / 16 threads, while the Core i9-12900T offers 16 cores / 24 threads — the Core i9-12900T has 8 more cores. Boost clocks reach 5.2 GHz on the Ryzen 9 8945HS versus 4.9 GHz on the Core i9-12900T — a 5.9% clock advantage for the Ryzen 9 8945HS (base: 4 GHz vs 1.4 GHz). The Ryzen 9 8945HS uses the Hawk Point-HS (Zen 4) (2023−2024) architecture (4 nm), while the Core i9-12900T uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Ryzen 9 8945HS scores 29,584 against the Core i9-12900T's 29,601 — a 0.1% lead for the Core i9-12900T. Cinebench R23 multi-core: 17,200 vs 22,809 (28% advantage for the Core i9-12900T). Geekbench 6 single-core — the metric most relevant to gaming — records 2,686 vs 2,331, a 14.2% lead for the Ryzen 9 8945HS that directly translates to higher frame rates. Multi-core Geekbench: 13,283 vs 12,116 (9.2% advantage for the Ryzen 9 8945HS). L3 cache: 16 MB (total) on the Ryzen 9 8945HS vs 30 MB (total) on the Core i9-12900T.
| Feature | Ryzen 9 8945HS | Core i9-12900T |
|---|---|---|
| Cores / Threads | 8 / 16 | 16 / 24+100% |
| Boost Clock | 5.2 GHz+6% | 4.9 GHz |
| Base Clock | 4 GHz+186% | 1.4 GHz |
| L3 Cache | 16 MB (total) | 30 MB (total)+88% |
| L2 Cache | 1 MB (per core) | 1.25 MB (per core)+25% |
| Process | 4 nm-43% | Intel 7 nm |
| Architecture | Hawk Point-HS (Zen 4) (2023−2024) | Alder Lake-S (2022) |
| PassMark | 29,584 | 29,601 |
| Cinebench R23 Multi | 17,200 | 22,809+33% |
| Geekbench 6 Single | 2,686+15% | 2,331 |
| Geekbench 6 Multi | 13,283+10% | 12,116 |
Memory & Platform
The Ryzen 9 8945HS uses the FP8 socket (PCIe 4.0), while the Core i9-12900T uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to LPDDR5x-7500, DDR5-5600 memory speed. The Ryzen 9 8945HS supports up to 256 GB of RAM compared to 128 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: FP7,FP8 (Ryzen 9 8945HS) and LGA1700 (Core i9-12900T).
| Feature | Ryzen 9 8945HS | Core i9-12900T |
|---|---|---|
| Socket | FP8 | LGA1700 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | LPDDR5x-7500, DDR5-5600 | DDR5-4800 |
| Max RAM Capacity | 256 GB+100% | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 20 | 20 |
Advanced Features
Only the Ryzen 9 8945HS has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: AMD-V (Ryzen 9 8945HS) vs VT-x, VT-d (Core i9-12900T). Both include integrated graphics — Radeon 780M (Ryzen 9 8945HS) and UHD Graphics 770 (Core i9-12900T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 9 8945HS targets Premium Performance Laptop. Direct competitor: Ryzen 9 8945HS rivals Core Ultra 9 185H.
| Feature | Ryzen 9 8945HS | Core i9-12900T |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon 780M | UHD Graphics 770 |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | AMD-V | VT-x, VT-d |
| Target Use | Premium Performance Laptop | — |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Ryzen 9 8945HS and Core i9-12900T
