Core i9-11900KF vs Ryzen Z1 Extreme
Core i9-11900KF
Ryzen Z1 Extreme
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 i9-11900KF
Performance Per Dollar Ryzen Z1 Extreme
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-11900KF | Ryzen Z1 Extreme |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($349) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Rocket Lake (2021) / 14 nm) | ✨ Modern (Phoenix (Zen 4) (2023) / 4 nm) |
💎 Value Proposition
| Insight | Core i9-11900KF | Ryzen Z1 Extreme |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($349) | ✅ 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 i9-11900KF and Ryzen Z1 Extreme
Core i9-11900KF
The Core i9-11900KF is manufactured by Intel. It was released in 16 March 2021 (4 years ago). It is based on the Rocket Lake (2021) architecture. It features 8 cores and 16 threads. Base frequency is 3.5 GHz, with boost up to 5.2 GHz. L3 cache: 16 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 125 Watt. Memory support: DDR4-3200. Passmark benchmark score: 24,585 points. Launch price was $299.
Ryzen Z1 Extreme
The Ryzen Z1 Extreme is manufactured by AMD. It was released in Maio 2023 (2 years ago). It is based on the Phoenix (Zen 4) (2023) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 15 Watt. Memory support: DDR5. Passmark benchmark score: 24,668 points. Launch price was $299.
Processing Power
Both the Core i9-11900KF and Ryzen Z1 Extreme share an identical 8-core/16-thread configuration. Boost clocks reach 5.2 GHz on the Core i9-11900KF versus 5.1 GHz on the Ryzen Z1 Extreme — a 1.9% clock advantage for the Core i9-11900KF (base: 3.5 GHz vs 3.3 GHz). The Core i9-11900KF uses the Rocket Lake (2021) architecture (14 nm), while the Ryzen Z1 Extreme uses Phoenix (Zen 4) (2023) (4 nm). In PassMark, the Core i9-11900KF scores 24,585 against the Ryzen Z1 Extreme's 24,668 — a 0.3% lead for the Ryzen Z1 Extreme. Both processors carry 16 MB (total) of L3 cache.
| Feature | Core i9-11900KF | Ryzen Z1 Extreme |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 5.2 GHz+2% | 5.1 GHz |
| Base Clock | 3.5 GHz+6% | 3.3 GHz |
| L3 Cache | 16 MB (total) | 16 MB (total) |
| L2 Cache | 256K (per core) | 1 MB (per core)+300% |
| Process | 14 nm | 4 nm-71% |
| Architecture | Rocket Lake (2021) | Phoenix (Zen 4) (2023) |
| PassMark | 24,585 | 24,668 |
| Cinebench R23 Multi | 15,500 | — |
Memory & Platform
The Core i9-11900KF uses the LGA1200 socket (PCIe 4.0), while the Ryzen Z1 Extreme uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i9-11900KF | Ryzen Z1 Extreme |
|---|---|---|
| Socket | LGA1200 | FP8 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i9-11900KF) / not specified (Ryzen Z1 Extreme).
| Feature | Core i9-11900KF | Ryzen Z1 Extreme |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d | — |
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