Core Ultra 5 245K vs Ryzen 7 7800X3D
Core Ultra 5 245K
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 Ultra 5 245K
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 5 245K | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($200) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Core Ultra 5 245K | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+143%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($200) | ⚠️ Higher cost ($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 Ultra 5 245K and Ryzen 7 7800X3D
Core Ultra 5 245K
The Core Ultra 5 245K is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 14 cores and 14 threads. Base frequency is 4.2 GHz, with boost up to 5.2 GHz. L3 cache: 24 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 43,417 points. Launch price was $319.
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 Ultra 5 245K packs 14 cores / 14 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Core Ultra 5 245K has 6 more cores. Boost clocks reach 5.2 GHz on the Core Ultra 5 245K versus 5 GHz on the Ryzen 7 7800X3D — a 3.9% clock advantage for the Core Ultra 5 245K (base: 4.2 GHz vs 4.4 GHz). The Core Ultra 5 245K uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Core Ultra 5 245K scores 43,417 against the Ryzen 7 7800X3D's 34,293 — a 23.5% lead for the Core Ultra 5 245K. L3 cache: 24 MB (total) on the Core Ultra 5 245K vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Core Ultra 5 245K | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 14 / 14+75% | 8 / 16 |
| Boost Clock | 5.2 GHz+4% | 5 GHz |
| Base Clock | 4.2 GHz | 4.4 GHz+5% |
| L3 Cache | 24 MB (total) | 96 MB (total)+300% |
| L2 Cache | 3 MB (per core)+200% | 1 MB (per core) |
| Process | 3 nm-40% | 5 nm |
| Architecture | Arrow Lake-S (2024−2025) | Raphael (Zen4) (2022−2023) |
| PassMark | 43,417+27% | 34,293 |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
The Core Ultra 5 245K uses the LGA1851 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 6400 on the Core Ultra 5 245K versus DDR5-5200 on the Ryzen 7 7800X3D — the Core Ultra 5 245K supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 5 245K 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 Ultra 5 245K) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z890,B860 (Core Ultra 5 245K) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | Core Ultra 5 245K | Ryzen 7 7800X3D |
|---|---|---|
| Socket | LGA1851 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 6400+127900% | 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 Ultra 5 245K) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — Intel Graphics (4 Xe-cores) (Core Ultra 5 245K) 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 Ultra 5 245K rivals Ryzen 5 9600X; Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Core Ultra 5 245K | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel Graphics (4 Xe-cores) | 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 Ultra 5 245K launched at $319 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($200 vs $384), the Core Ultra 5 245K is $184 cheaper. In terms of value (PassMark points per dollar), the Core Ultra 5 245K delivers 217.1 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the Core Ultra 5 245K the 83.4% better value option.
| Feature | Core Ultra 5 245K | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $319-29% | $449 |
| Avg Price (30d) | $200-48% | $384 |
| Performance per Dollar | 217.1+143% | 89.3 |
| Release Date | 2024 | 2023 |
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