Core i9-12900T vs Core i9-13905H
Core i9-12900T
Core i9-13905H
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 i9-12900T
Performance Per Dollar Core i9-13905H
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-12900T | Core i9-13905H |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($378) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) | ✨ Modern (Raptor Lake-H (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i9-12900T | Core i9-13905H |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($378) | ✅ More affordable ($0) |
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 i9-12900T and Core i9-13905H
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.
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.
Processing Power
The Core i9-12900T packs 16 cores / 24 threads, while the Core i9-13905H offers 14 cores / 20 threads — the Core i9-12900T has 2 more cores. Boost clocks reach 4.9 GHz on the Core i9-12900T versus 5.4 GHz on the Core i9-13905H — a 9.7% clock advantage for the Core i9-13905H (base: 1.4 GHz vs 2.6 GHz). The Core i9-12900T uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Core i9-13905H uses Raptor Lake-H (2023−2024) (Intel 7 nm). In PassMark, the Core i9-12900T scores 29,601 against the Core i9-13905H's 29,807 — a 0.7% lead for the Core i9-13905H. Cinebench R23 multi-core: 22,809 vs 19,384 (16.2% advantage for the Core i9-12900T). Geekbench 6 single-core — the metric most relevant to gaming — records 2,331 vs 2,300, a 1.3% lead for the Core i9-12900T that directly translates to higher frame rates. Multi-core Geekbench: 12,116 vs 14,000 (14.4% advantage for the Core i9-13905H). L3 cache: 30 MB (total) on the Core i9-12900T vs 24 MB (total) on the Core i9-13905H.
| Feature | Core i9-12900T | Core i9-13905H |
|---|---|---|
| Cores / Threads | 16 / 24+14% | 14 / 20 |
| Boost Clock | 4.9 GHz | 5.4 GHz+10% |
| Base Clock | 1.4 GHz | 2.6 GHz+86% |
| L3 Cache | 30 MB (total)+25% | 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-S (2022) | Raptor Lake-H (2023−2024) |
| PassMark | 29,601 | 29,807 |
| Cinebench R23 Multi | 22,809+18% | 19,384 |
| Geekbench 6 Single | 2,331+1% | 2,300 |
| Geekbench 6 Multi | 12,116 | 14,000+16% |
Memory & Platform
The Core i9-12900T uses the LGA1700 socket (PCIe 5.0), while the Core i9-13905H uses FCBGA1792 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800 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: 20 (Core i9-12900T) vs 12 (Core i9-13905H) — the Core i9-12900T offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA1700 (Core i9-12900T) and WM790,HM770 (Core i9-13905H).
| Feature | Core i9-12900T | Core i9-13905H |
|---|---|---|
| Socket | LGA1700 | FCBGA1792 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | DDR5-5200 |
| Max RAM Capacity | 128 GB+100% | 64 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 20+67% | 12 |
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 — UHD Graphics 770 (Core i9-12900T) and Iris Xe 96EU (Core i9-13905H) — 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 i9-12900T | Core i9-13905H |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | UHD Graphics 770 | Iris Xe 96EU |
| Unlocked | No | No |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | — | Workstation |
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