Xeon Gold 5415+ vs Core i9-11900KF
Xeon Gold 5415+
Core i9-11900KF
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 Xeon Gold 5415+
Performance Per Dollar Core i9-11900KF
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 5415+ | Core i9-11900KF |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($349) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / 10 nm) | ✨ Modern (Rocket Lake (2021) / 14 nm) |
💎 Value Proposition
| Insight | Xeon Gold 5415+ | Core i9-11900KF |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($349) |
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 Xeon Gold 5415+ and Core i9-11900KF
Xeon Gold 5415+
The Xeon Gold 5415+ is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 2.9 GHz, with boost up to 4.1 GHz. L3 cache: 22.5 MB. L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 150 Watt. Memory support: DDR5-4400. Passmark benchmark score: 24,842 points. Launch price was $1,076.
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.
Processing Power
Both the Xeon Gold 5415+ and Core i9-11900KF share an identical 8-core/16-thread configuration. Boost clocks reach 4.1 GHz on the Xeon Gold 5415+ versus 5.2 GHz on the Core i9-11900KF — a 23.7% clock advantage for the Core i9-11900KF (base: 2.9 GHz vs 3.5 GHz). The Xeon Gold 5415+ uses the Sapphire Rapids (2023−2024) architecture (10 nm), while the Core i9-11900KF uses Rocket Lake (2021) (14 nm). In PassMark, the Xeon Gold 5415+ scores 24,842 against the Core i9-11900KF's 24,585 — a 1% lead for the Xeon Gold 5415+. L3 cache: 22.5 MB on the Xeon Gold 5415+ vs 16 MB (total) on the Core i9-11900KF.
| Feature | Xeon Gold 5415+ | Core i9-11900KF |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 4.1 GHz | 5.2 GHz+27% |
| Base Clock | 2.9 GHz | 3.5 GHz+21% |
| L3 Cache | 22.5 MB+41% | 16 MB (total) |
| L2 Cache | 2 MB (per core)+700% | 256K (per core) |
| Process | 10 nm-29% | 14 nm |
| Architecture | Sapphire Rapids (2023−2024) | Rocket Lake (2021) |
| PassMark | 24,842+1% | 24,585 |
| Cinebench R23 Multi | — | 15,500 |
Memory & Platform
The Xeon Gold 5415+ uses the LGA4677 socket (PCIe 4.0), while the Core i9-11900KF uses LGA1200 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Xeon Gold 5415+ | Core i9-11900KF |
|---|---|---|
| Socket | LGA4677 | LGA1200 |
| 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: not specified (Xeon Gold 5415+) / VT-x, VT-d (Core i9-11900KF).
| Feature | Xeon Gold 5415+ | Core i9-11900KF |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | Yes |
| AVX-512 | — | Yes |
| Virtualization | — | VT-x, VT-d |
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