
Xeon Gold 6144 vs Core i9-9900KF

Xeon Gold 6144

Core i9-9900KF
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 6144
Performance Per Dollar Core i9-9900KF
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6144 | Core i9-9900KF |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Coffee Lake-R (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6144 | Core i9-9900KF |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
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 6144 and Core i9-9900KF

Xeon Gold 6144
The Xeon Gold 6144 is manufactured by Intel. It was released in 11 July 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 8 cores and 16 threads. Base frequency is 3.5 GHz, with boost up to 4.2 GHz. L3 cache: 24.75 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 150 Watt. Memory support: DDR4-2666. Passmark benchmark score: 18,040 points. Launch price was $2,925.

Core i9-9900KF
The Core i9-9900KF is manufactured by Intel. It was released in 8 January 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 3.6 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4-2666. Passmark benchmark score: 18,029 points. Launch price was $488.
Processing Power
Both the Xeon Gold 6144 and Core i9-9900KF share an identical 8-core/16-thread configuration. Boost clocks reach 4.2 GHz on the Xeon Gold 6144 versus 5 GHz on the Core i9-9900KF — a 17.4% clock advantage for the Core i9-9900KF (base: 3.5 GHz vs 3.6 GHz). The Xeon Gold 6144 uses the Skylake (server) (2017−2018) architecture (14 nm), while the Core i9-9900KF uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Xeon Gold 6144 scores 18,040 against the Core i9-9900KF's 18,029 — a 0.1% lead for the Xeon Gold 6144. L3 cache: 24.75 MB on the Xeon Gold 6144 vs 16 MB (total) on the Core i9-9900KF.
| Feature | Xeon Gold 6144 | Core i9-9900KF |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 4.2 GHz | 5 GHz+19% |
| Base Clock | 3.5 GHz | 3.6 GHz+3% |
| L3 Cache | 24.75 MB+55% | 16 MB (total) |
| L2 Cache | 8 MB+3100% | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (server) (2017−2018) | Coffee Lake-R (2018−2019) |
| PassMark | 18,040 | 18,029 |
| Cinebench R23 Multi | — | 12,812 |
| Geekbench 6 Single | — | 1,720 |
| Geekbench 6 Multi | — | 8,150 |
Memory & Platform
The Xeon Gold 6144 uses the LGA3647 socket (PCIe 3.0), while the Core i9-9900KF uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon Gold 6144 | Core i9-9900KF |
|---|---|---|
| Socket | LGA3647 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2666 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Xeon Gold 6144) / VT-x, VT-d (Core i9-9900KF). Primary use case: Core i9-9900KF targets Gaming.
| Feature | Xeon Gold 6144 | Core i9-9900KF |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Gaming |
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