Ryzen 7 7800X3D vs Core Ultra 7 265K
Ryzen 7 7800X3D
Core Ultra 7 265K
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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 Ryzen 7 7800X3D
Performance Per Dollar Core Ultra 7 265K
Why is Core Ultra 7 265K better than Ryzen 7 7800X3D?
Comparing the Intel Core Ultra 7 265K to the AMD Ryzen 7 7800X3D highlights the specialized trade-off between gaming dominance and productivity power. The Ryzen 7 7800X3D is widely considered the best gaming CPU on the market due to its 3D V-Cache technology, while the newer Core Ultra 7 265K (Arrow Lake) provides a monstrous 94% lead in multi-core productivity tasks.
The Ryzen 7 7800X3D features 8 cores and 16 threads, optimized to deliver ultra-low latency and higher frame rates in CPU-limited games. In contrast, the Core Ultra 7 265K utilizes a 20-core (8P + 12E) design on a 3nm process, excelling in multi-threaded rendering, code compilation, and AI workloads. While the 7800X3D is far more power-efficient in gaming, the 265K offers superior integrated Arc graphics and supports faster DDR5 memory speeds.
For pure gamers targeting the highest frame rates possible, the Ryzen 7 7800X3D remains the undisputed winner. However, for users whose daily routine involves both high-end productivity and gaming, the Core Ultra 7 265K is the more balanced and versatile flagship for a modern workstation.
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 7800X3D | Core Ultra 7 265K |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($384) | ✅ More affordable ($285) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) |
💎 Value Proposition
| Insight | Ryzen 7 7800X3D | Core Ultra 7 265K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+131%) |
| Upfront Cost | ⚠️ Higher cost ($384) | ✅ More affordable ($285) |
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 Ryzen 7 7800X3D and Core Ultra 7 265K
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.
Core Ultra 7 265K
The Core Ultra 7 265K 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 20 cores and 20 threads. Base frequency is 3.9 GHz, with boost up to 5.5 GHz. L3 cache: 30 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: 58,789 points. Launch price was $394.
Processing Power
The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Core Ultra 7 265K offers 20 cores / 20 threads — the Core Ultra 7 265K has 12 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 5.5 GHz on the Core Ultra 7 265K — a 9.5% clock advantage for the Core Ultra 7 265K (base: 4.4 GHz vs 3.9 GHz). The Ryzen 7 7800X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Core Ultra 7 265K uses Arrow Lake-S (2024−2025) (3 nm). In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Core Ultra 7 265K's 58,789 — a 52.6% lead for the Core Ultra 7 265K. Cinebench R23 multi-core: 18,500 vs 36,309 (65% advantage for the Core Ultra 7 265K). Geekbench 6 single-core — the metric most relevant to gaming — records 2,700 vs 3,283, a 19.5% lead for the Core Ultra 7 265K that directly translates to higher frame rates. Multi-core Geekbench: 15,000 vs 22,293 (39.1% advantage for the Core Ultra 7 265K). L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 30 MB (total) on the Core Ultra 7 265K.
| Feature | Ryzen 7 7800X3D | Core Ultra 7 265K |
|---|---|---|
| Cores / Threads | 8 / 16 | 20 / 20+150% |
| Boost Clock | 5 GHz | 5.5 GHz+10% |
| Base Clock | 4.4 GHz+13% | 3.9 GHz |
| L3 Cache | 96 MB (total)+220% | 30 MB (total) |
| L2 Cache | 1 MB (per core) | 3 MB (per core)+200% |
| Process | 5 nm | 3 nm-40% |
| Architecture | Raphael (Zen4) (2022−2023) | Arrow Lake-S (2024−2025) |
| PassMark | 34,293 | 58,789+71% |
| Cinebench R23 Multi | 18,500 | 36,309+96% |
| Geekbench 6 Single | 2,700 | 3,283+22% |
| Geekbench 6 Multi | 15,000 | 22,293+49% |
Memory & Platform
The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Core Ultra 7 265K uses LGA1851 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-5200 memory speed. The Core Ultra 7 265K supports up to 256 GB of RAM compared to 128 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (Ryzen 7 7800X3D) vs 20 (Core Ultra 7 265K) — the Ryzen 7 7800X3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and LGA1851 (Core Ultra 7 265K).
| Feature | Ryzen 7 7800X3D | Core Ultra 7 265K |
|---|---|---|
| Socket | AM5 | LGA1851 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-5200 | DDR5-6400 |
| Max RAM Capacity | 128 GB | 256 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28+40% | 20 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: AMD-V (Ryzen 7 7800X3D) vs VT-x, VT-d (Core Ultra 7 265K). Both include integrated graphics — AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) and Arc Graphics 64EU (Core Ultra 7 265K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Ryzen 7 7800X3D | Core Ultra 7 265K |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | AMD Radeon Graphics (2-core) | Arc Graphics 64EU |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | AMD-V | VT-x, VT-d |
| Target Use | Gaming | — |
Value Analysis
The Ryzen 7 7800X3D launched at $449 MSRP, while the Core Ultra 7 265K debuted at $309. At current prices ($384 vs $285), the Core Ultra 7 265K is $99 cheaper. In terms of value (PassMark points per dollar), the Ryzen 7 7800X3D delivers 89.3 pts/$ vs 206.3 pts/$ for the Core Ultra 7 265K — making the Core Ultra 7 265K the 79.1% better value option.
| Feature | Ryzen 7 7800X3D | Core Ultra 7 265K |
|---|---|---|
| MSRP | $449 | $309-31% |
| Avg Price (30d) | $384 | $285-26% |
| Performance per Dollar | 89.3 | 206.3+131% |
| Release Date | 2023 | 2024 |
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