Core i9-11900KB vs Ryzen 9 PRO 6950HS
Core i9-11900KB
Ryzen 9 PRO 6950HS
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 i9-11900KB
Performance Per Dollar Ryzen 9 PRO 6950HS
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-11900KB | Ryzen 9 PRO 6950HS |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($350) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Tiger Lake-H (2021) / 10 nm SuperFin) | ✨ Modern (Rembrandt-HS (Zen 3+) (2022) / 6 nm) |
💎 Value Proposition
| Insight | Core i9-11900KB | Ryzen 9 PRO 6950HS |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($350) | ✅ 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 i9-11900KB and Ryzen 9 PRO 6950HS
Core i9-11900KB
The Core i9-11900KB is manufactured by Intel. It was released in Maio 2021 (4 years ago). It is based on the Tiger Lake-H (2021) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.9 GHz. L3 cache: 24 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm SuperFin process technology. Socket: FCBGA1787. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 22,693 points. Launch price was $539.
Ryzen 9 PRO 6950HS
The Ryzen 9 PRO 6950HS is manufactured by AMD. It was released in 19 April 2022 (3 years ago). It is based on the Rembrandt-HS (Zen 3+) (2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.9 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 6 nm process technology. Socket: FP7. Thermal design power (TDP): 35 Watt. Memory support: DDR5. Passmark benchmark score: 22,781 points. Launch price was $299.
Processing Power
Both the Core i9-11900KB and Ryzen 9 PRO 6950HS share an identical 8-core/16-thread configuration. Boost clocks reach 4.9 GHz on the Core i9-11900KB versus 4.9 GHz on the Ryzen 9 PRO 6950HS — identical boost frequencies (base: 3.3 GHz vs 3.3 GHz). The Core i9-11900KB uses the Tiger Lake-H (2021) architecture (10 nm SuperFin), while the Ryzen 9 PRO 6950HS uses Rembrandt-HS (Zen 3+) (2022) (6 nm). In PassMark, the Core i9-11900KB scores 22,693 against the Ryzen 9 PRO 6950HS's 22,781 — a 0.4% lead for the Ryzen 9 PRO 6950HS. Cinebench R23 multi-core: 12,264 vs 14,670 (17.9% advantage for the Ryzen 9 PRO 6950HS). Multi-core Geekbench: 10,645 vs 10,609 (0.3% advantage for the Core i9-11900KB). L3 cache: 24 MB (total) on the Core i9-11900KB vs 16 MB (total) on the Ryzen 9 PRO 6950HS.
| Feature | Core i9-11900KB | Ryzen 9 PRO 6950HS |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 4.9 GHz | 4.9 GHz |
| Base Clock | 3.3 GHz | 3.3 GHz |
| L3 Cache | 24 MB (total)+50% | 16 MB (total) |
| L2 Cache | 1.25 MB (per core)+150% | 512K (per core) |
| Process | 10 nm SuperFin | 6 nm-40% |
| Architecture | Tiger Lake-H (2021) | Rembrandt-HS (Zen 3+) (2022) |
| PassMark | 22,693 | 22,781 |
| Cinebench R23 Multi | 12,264 | 14,670+20% |
| Geekbench 6 Single | — | 1,903 |
| Geekbench 6 Multi | 10,645 | 10,609 |
Memory & Platform
The Core i9-11900KB uses the FCBGA1787 socket (PCIe 3.0), while the Ryzen 9 PRO 6950HS uses FP7 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Core i9-11900KB versus DDR5-4800 on the Ryzen 9 PRO 6950HS — the Ryzen 9 PRO 6950HS supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-11900KB 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. Both provide 20 PCIe lanes. Chipset compatibility: Mobile (Core i9-11900KB) and FP7 (Ryzen 9 PRO 6950HS).
| Feature | Core i9-11900KB | Ryzen 9 PRO 6950HS |
|---|---|---|
| Socket | FCBGA1787 | FP7 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-3200 | DDR5-4800+25% |
| Max RAM Capacity | 128 GB+100% | 64 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 20 | 20 |
Advanced Features
Only the Core i9-11900KB has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Core i9-11900KB supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-11900KB) vs Yes (Ryzen 9 PRO 6950HS). Both include integrated graphics — Intel UHD Graphics (Core i9-11900KB) and Radeon 680M (Ryzen 9 PRO 6950HS) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 9 PRO 6950HS targets Mobile.
| Feature | Core i9-11900KB | Ryzen 9 PRO 6950HS |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics | Radeon 680M |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | Yes |
| Target Use | — | Mobile |
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