Core i9-13905H vs Core i9-12900T
Core i9-13905H
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 Core i9-13905H
Performance Per Dollar Core i9-12900T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-13905H | Core i9-12900T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($378) |
| Longevity | ✨ Modern (Raptor Lake-H (2023−2024) / Intel 7 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i9-13905H | 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 Core i9-13905H and Core i9-12900T
Core i9-13905H
The Core i9-13905H is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-H (2023−2024) architecture. It features 14 cores and 20 threads. Base frequency is 2.6 GHz, with boost up to 5.4 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1792. Thermal design power (TDP): 45 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 29,807 points. Launch price was $697.
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 Core i9-13905H packs 14 cores / 20 threads, while the Core i9-12900T offers 16 cores / 24 threads — the Core i9-12900T has 2 more cores. Boost clocks reach 5.4 GHz on the Core i9-13905H versus 4.9 GHz on the Core i9-12900T — a 9.7% clock advantage for the Core i9-13905H (base: 2.6 GHz vs 1.4 GHz). The Core i9-13905H uses the Raptor Lake-H (2023−2024) architecture (Intel 7 nm), while the Core i9-12900T uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Core i9-13905H scores 29,807 against the Core i9-12900T's 29,601 — a 0.7% lead for the Core i9-13905H. Cinebench R23 multi-core: 19,384 vs 22,809 (16.2% advantage for the Core i9-12900T). Geekbench 6 single-core — the metric most relevant to gaming — records 2,300 vs 2,331, a 1.3% lead for the Core i9-12900T that directly translates to higher frame rates. Multi-core Geekbench: 14,000 vs 12,116 (14.4% advantage for the Core i9-13905H). L3 cache: 24 MB (total) on the Core i9-13905H vs 30 MB (total) on the Core i9-12900T.
| Feature | Core i9-13905H | Core i9-12900T |
|---|---|---|
| Cores / Threads | 14 / 20 | 16 / 24+14% |
| Boost Clock | 5.4 GHz+10% | 4.9 GHz |
| Base Clock | 2.6 GHz+86% | 1.4 GHz |
| L3 Cache | 24 MB (total) | 30 MB (total)+25% |
| L2 Cache | 2 MB (per core)+60% | 1.25 MB (per core) |
| Process | Intel 7 nm | Intel 7 nm |
| Architecture | Raptor Lake-H (2023−2024) | Alder Lake-S (2022) |
| PassMark | 29,807 | 29,601 |
| Cinebench R23 Multi | 19,384 | 22,809+18% |
| Geekbench 6 Single | 2,300 | 2,331+1% |
| Geekbench 6 Multi | 14,000+16% | 12,116 |
Memory & Platform
The Core i9-13905H uses the FCBGA1792 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 DDR5-5200 memory speed. The Core i9-12900T 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: 12 (Core i9-13905H) vs 20 (Core i9-12900T) — the Core i9-12900T offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: WM790,HM770 (Core i9-13905H) and LGA1700 (Core i9-12900T).
| Feature | Core i9-13905H | Core i9-12900T |
|---|---|---|
| Socket | FCBGA1792 | LGA1700 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR5-5200 | DDR5-4800 |
| Max RAM Capacity | 64 GB | 128 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 12 | 20+67% |
Advanced Features
Neither processor supports overclocking. Only the Core i9-12900T supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Both include integrated graphics — Iris Xe 96EU (Core i9-13905H) and UHD Graphics 770 (Core i9-12900T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i9-13905H targets Workstation. Direct competitor: Core i9-13905H rivals Ryzen 9 7940HS.
| Feature | Core i9-13905H | Core i9-12900T |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Iris Xe 96EU | UHD Graphics 770 |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | Workstation | — |
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