Core i9-14900KS vs Ryzen 7 7800X3D
Core i9-14900KS
Popular choices:
Ryzen 7 7800X3D
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 i9-14900KS
Performance Per Dollar Ryzen 7 7800X3D
Why is Core i9-14900KS better than Ryzen 7 7800X3D?
The Intel Core i9-14900KS and the AMD Ryzen 7 7800X3D embody two different philosophies of high-end performance. The i9-14900KS is a 24-core powerhouse that reaches a record-setting 6.2 GHz boost clock, making it the superior choice for multi-threaded workstation tasks. In contrast, the 8-core Ryzen 7 7800X3D focuses on 3D V-Cache to dominate in nearly all gaming scenarios.
In gaming benchmarks, the Ryzen 7 7800X3D is roughly 5% faster on average and consumes significantly less power, making it much easier to cool. The i9-14900KS, while more powerful in raw compute and productivity by about 28%, requires a top-tier cooling solution to handle its massive 253W (and sometimes 500W+) power draw. The Intel chip does offer support for both DDR4 and DDR5, and includes integrated graphics, whereas the 7800X3D is on the AM5 platform only.
Ultimately, the Ryzen 7 7800X3D is the better choice for the majority of gamers, offering peak performance with better efficiency and a lower price point. The Core i9-14900KS is a specialty component for enthusiasts and professionals who want the absolute highest clock speeds and core counts for productivity and don't mind the significant cooling requirements.
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-14900KS | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($670) | ✅ More affordable ($384) |
| Longevity | ✨ Modern (Raptor Lake-R (2023−2025) / Intel 7 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Core i9-14900KS | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+1%) | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($670) | ✅ More affordable ($384) |
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 i9-14900KS and Ryzen 7 7800X3D
Core i9-14900KS
The Core i9-14900KS is manufactured by Intel. It was released in Marchar 2024 (1 year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 24 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 5.9 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 150 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 60,531 points. Launch price was $689.
Ryzen 7 7800X3D
The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Processing Power
The Core i9-14900KS packs 24 cores / 32 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Core i9-14900KS has 16 more cores. Boost clocks reach 5.9 GHz on the Core i9-14900KS versus 5 GHz on the Ryzen 7 7800X3D — a 16.5% clock advantage for the Core i9-14900KS (base: 3.2 GHz vs 4.4 GHz). The Core i9-14900KS uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Core i9-14900KS scores 60,531 against the Ryzen 7 7800X3D's 34,293 — a 55.3% lead for the Core i9-14900KS. L3 cache: 36 MB (total) on the Core i9-14900KS vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Core i9-14900KS | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 24 / 32+200% | 8 / 16 |
| Boost Clock | 5.9 GHz+18% | 5 GHz |
| Base Clock | 3.2 GHz | 4.4 GHz+38% |
| L3 Cache | 36 MB (total) | 96 MB (total)+167% |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm | 5 nm-29% |
| Architecture | Raptor Lake-R (2023−2025) | Raphael (Zen4) (2022−2023) |
| PassMark | 60,531+77% | 34,293 |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
The Core i9-14900KS uses the LGA1700 socket (PCIe 5.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Core i9-14900KS versus DDR5-5200 on the Ryzen 7 7800X3D — the Core i9-14900KS supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-14900KS supports up to 192 of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i9-14900KS) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z790,Z690 (Core i9-14900KS) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | Core i9-14900KS | Ryzen 7 7800X3D |
|---|---|---|
| Socket | LGA1700 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 5600+111900% | DDR5-5200 |
| Max RAM Capacity | 192 | 128 GB+69904967% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 28+40% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-14900KS) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — Intel UHD Graphics 770 (Core i9-14900KS) and AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Core i9-14900KS rivals Ryzen 9 7950X; Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Core i9-14900KS | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics 770 | AMD Radeon Graphics (2-core) |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | — | Gaming |
Value Analysis
The Core i9-14900KS launched at $749 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($670 vs $384), the Ryzen 7 7800X3D is $286 cheaper. In terms of value (PassMark points per dollar), the Core i9-14900KS delivers 90.3 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the Core i9-14900KS the 1.2% better value option.
| Feature | Core i9-14900KS | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $749 | $449-40% |
| Avg Price (30d) | $670 | $384-43% |
| Performance per Dollar | 90.3+1% | 89.3 |
| Release Date | 2024 | 2023 |
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