Core i9-11900KF vs Xeon Gold 6208U
Core i9-11900KF
Xeon Gold 6208U
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 Xeon Gold 6208U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-11900KF | Xeon Gold 6208U |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($349) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Rocket Lake (2021) / 14 nm) | ✨ Modern (Legacy / 14 nm) |
💎 Value Proposition
| Insight | Core i9-11900KF | Xeon Gold 6208U |
|---|---|---|
| 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 Xeon Gold 6208U
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.
Xeon Gold 6208U
The Xeon Gold 6208U is manufactured by Intel. It was released in 2015-01-01. It features 16 cores and 32 threads. Base frequency is 2.9 GHz, with boost up to 3.9 GHz. L3 cache: 22 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 150 Watt. Memory support: DDR4-2933. Passmark benchmark score: 24,480 points. Launch price was $800.
Processing Power
The Core i9-11900KF packs 8 cores / 16 threads, while the Xeon Gold 6208U offers 16 cores / 32 threads — the Xeon Gold 6208U has 8 more cores. Boost clocks reach 5.2 GHz on the Core i9-11900KF versus 3.9 GHz on the Xeon Gold 6208U — a 28.6% clock advantage for the Core i9-11900KF (base: 3.5 GHz vs 2.9 GHz). The Core i9-11900KF is built on the Rocket Lake (2021) architecture. In PassMark, the Core i9-11900KF scores 24,585 against the Xeon Gold 6208U's 24,480 — a 0.4% lead for the Core i9-11900KF. L3 cache: 16 MB (total) on the Core i9-11900KF vs 22 MB on the Xeon Gold 6208U.
| Feature | Core i9-11900KF | Xeon Gold 6208U |
|---|---|---|
| Cores / Threads | 8 / 16 | 16 / 32+100% |
| Boost Clock | 5.2 GHz+33% | 3.9 GHz |
| Base Clock | 3.5 GHz+21% | 2.9 GHz |
| L3 Cache | 16 MB (total) | 22 MB+38% |
| L2 Cache | 256K (per core) | — |
| Process | 14 nm | 14 nm |
| Architecture | Rocket Lake (2021) | — |
| PassMark | 24,585 | 24,480 |
| Cinebench R23 Multi | 15,500 | — |
Memory & Platform
The Core i9-11900KF uses the LGA1200 socket (PCIe 4.0), while the Xeon Gold 6208U uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i9-11900KF | Xeon Gold 6208U |
|---|---|---|
| Socket | LGA1200 | LGA3647 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| 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 (Xeon Gold 6208U).
| Feature | Core i9-11900KF | Xeon Gold 6208U |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d | — |
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