Core i9-9900T vs Core i7-1265U
Core i9-9900T
Core i7-1265U
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 i9-9900T
Performance Per Dollar Core i7-1265U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-9900T | Core i7-1265U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($215) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Coffee Lake-R (2018−2019) / 14 nm) | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i9-9900T | Core i7-1265U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($215) | ✅ 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 i9-9900T and Core i7-1265U
Core i9-9900T
The Core i9-9900T is manufactured by Intel. It was released in 23 April 2019 (6 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 16 threads. Base frequency is 2.1 GHz, with boost up to 4.4 GHz. L3 cache: 16 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR4. Passmark benchmark score: 13,208 points. Launch price was $439.
Core i7-1265U
The Core i7-1265U is manufactured by Intel. It was released in 23 February 2022 (3 years ago). It is based on the Alder Lake-U (2022) architecture. It features 10 cores and 12 threads. Base frequency is 1.8 GHz, with boost up to 4.8 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 13,282 points. Launch price was $149.
Processing Power
The Core i9-9900T packs 8 cores / 16 threads, while the Core i7-1265U offers 10 cores / 12 threads — the Core i7-1265U has 2 more cores. Boost clocks reach 4.4 GHz on the Core i9-9900T versus 4.8 GHz on the Core i7-1265U — a 8.7% clock advantage for the Core i7-1265U (base: 2.1 GHz vs 1.8 GHz). The Core i9-9900T uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Core i7-1265U uses Alder Lake-U (2022) (Intel 7 nm). In PassMark, the Core i9-9900T scores 13,208 against the Core i7-1265U's 13,282 — a 0.6% lead for the Core i7-1265U. L3 cache: 16 MB (total) on the Core i9-9900T vs 12 MB (total) on the Core i7-1265U.
| Feature | Core i9-9900T | Core i7-1265U |
|---|---|---|
| Cores / Threads | 8 / 16 | 10 / 12+25% |
| Boost Clock | 4.4 GHz | 4.8 GHz+9% |
| Base Clock | 2.1 GHz+17% | 1.8 GHz |
| L3 Cache | 16 MB (total)+33% | 12 MB (total) |
| L2 Cache | 256K (per core) | 1.25 MB (per core)+400% |
| Process | 14 nm | Intel 7 nm-50% |
| Architecture | Coffee Lake-R (2018−2019) | Alder Lake-U (2022) |
| PassMark | 13,208 | 13,282 |
Memory & Platform
The Core i9-9900T uses the LGA1151 socket (PCIe 3.0), while the Core i7-1265U uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Core i9-9900T | Core i7-1265U |
|---|---|---|
| Socket | LGA1151 | FCBGA1744 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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