Ryzen 7 7800X3D vs Xeon 6505P
Ryzen 7 7800X3D
Xeon 6505P
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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 Xeon 6505P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 7800X3D | Xeon 6505P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($384) | ⚠️ Higher cost ($563) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) |
💎 Value Proposition
| Insight | Ryzen 7 7800X3D | Xeon 6505P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+28%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($384) | ⚠️ Higher cost ($563) |
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 Xeon 6505P
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.
Xeon 6505P
The Xeon 6505P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 12 cores and 24 threads. Base frequency is 2.2 GHz, with boost up to 4.1 GHz. L3 cache: 48 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 150 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 39,341 points. Launch price was $563.
Processing Power
The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Xeon 6505P offers 12 cores / 24 threads — the Xeon 6505P has 4 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 4.1 GHz on the Xeon 6505P — a 19.8% clock advantage for the Ryzen 7 7800X3D (base: 4.4 GHz vs 2.2 GHz). The Ryzen 7 7800X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Xeon 6505P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Xeon 6505P's 39,341 — a 13.7% lead for the Xeon 6505P. L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 48 MB (total) on the Xeon 6505P.
| Feature | Ryzen 7 7800X3D | Xeon 6505P |
|---|---|---|
| Cores / Threads | 8 / 16 | 12 / 24+50% |
| Boost Clock | 5 GHz+22% | 4.1 GHz |
| Base Clock | 4.4 GHz+100% | 2.2 GHz |
| L3 Cache | 96 MB (total)+100% | 48 MB (total) |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 5 nm | Intel 3 nm-40% |
| Architecture | Raphael (Zen4) (2022−2023) | Granite Rapids (2024−2025) |
| PassMark | 34,293 | 39,341+15% |
| Cinebench R23 Multi | 18,500 | — |
| Geekbench 6 Single | 2,700 | — |
| Geekbench 6 Multi | 15,000 | — |
Memory & Platform
The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Xeon 6505P uses LGA4710 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 7 7800X3D versus 6400 on the Xeon 6505P — the Xeon 6505P supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6505P supports up to 4096 of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 7 7800X3D) vs 8 (Xeon 6505P). PCIe lanes: 28 (Ryzen 7 7800X3D) vs 88 (Xeon 6505P) — the Xeon 6505P offers 60 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and LGA4710 (Xeon 6505P).
| Feature | Ryzen 7 7800X3D | Xeon 6505P |
|---|---|---|
| Socket | AM5 | LGA4710 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-5200 | 6400+127900% |
| Max RAM Capacity | 128 GB+3276700% | 4096 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 88+214% |
Advanced Features
Only the Ryzen 7 7800X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. 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 (Xeon 6505P). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Xeon 6505P requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K; Xeon 6505P rivals EPYC 9334.
| Feature | Ryzen 7 7800X3D | Xeon 6505P |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon Graphics (2-core) | None |
| Unlocked | Yes | No |
| 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 Xeon 6505P debuted at $563. At current prices ($384 vs $563), the Ryzen 7 7800X3D is $179 cheaper. In terms of value (PassMark points per dollar), the Ryzen 7 7800X3D delivers 89.3 pts/$ vs 69.9 pts/$ for the Xeon 6505P — making the Ryzen 7 7800X3D the 24.4% better value option.
| Feature | Ryzen 7 7800X3D | Xeon 6505P |
|---|---|---|
| MSRP | $449-20% | $563 |
| Avg Price (30d) | $384-32% | $563 |
| Performance per Dollar | 89.3+28% | 69.9 |
| Release Date | 2023 | 2025 |
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