Xeon Gold 6448H vs Ryzen 9 9950X3D
Xeon Gold 6448H
Ryzen 9 9950X3D
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 6448H
Performance Per Dollar Ryzen 9 9950X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6448H | Ryzen 9 9950X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($3,658) | ✅ More affordable ($675) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Granite Ridge (2024−2025) / 4 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6448H | Ryzen 9 9950X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+441%) |
| Upfront Cost | ⚠️ Higher cost ($3,658) | ✅ More affordable ($675) |
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 6448H and Ryzen 9 9950X3D
Xeon Gold 6448H
The Xeon Gold 6448H is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 2.4 GHz, with boost up to 4.1 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 250 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 70,292 points. Launch price was $3,658.
Ryzen 9 9950X3D
The Ryzen 9 9950X3D is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Granite Ridge (2024−2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.3 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 170 Watt. Memory support: DDR5. Passmark benchmark score: 70,177 points. Launch price was $699.
Processing Power
The Xeon Gold 6448H packs 32 cores / 64 threads, while the Ryzen 9 9950X3D offers 16 cores / 32 threads — the Xeon Gold 6448H has 16 more cores. Boost clocks reach 4.1 GHz on the Xeon Gold 6448H versus 5.7 GHz on the Ryzen 9 9950X3D — a 32.7% clock advantage for the Ryzen 9 9950X3D (base: 2.4 GHz vs 4.3 GHz). The Xeon Gold 6448H uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Ryzen 9 9950X3D uses Granite Ridge (2024−2025) (4 nm). In PassMark, the Xeon Gold 6448H scores 70,292 against the Ryzen 9 9950X3D's 70,177 — a 0.2% lead for the Xeon Gold 6448H. L3 cache: 60 MB on the Xeon Gold 6448H vs 128 MB (total) on the Ryzen 9 9950X3D.
| Feature | Xeon Gold 6448H | Ryzen 9 9950X3D |
|---|---|---|
| Cores / Threads | 32 / 64+100% | 16 / 32 |
| Boost Clock | 4.1 GHz | 5.7 GHz+39% |
| Base Clock | 2.4 GHz | 4.3 GHz+79% |
| L3 Cache | 60 MB | 128 MB (total)+113% |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm | 4 nm-43% |
| Architecture | Sapphire Rapids (2023−2024) | Granite Ridge (2024−2025) |
| PassMark | 70,292 | 70,177 |
| Cinebench R23 Multi | — | 44,500 |
| Geekbench 6 Single | — | 3,398 |
| Geekbench 6 Multi | — | 22,206 |
Memory & Platform
The Xeon Gold 6448H uses the LGA4677 socket (PCIe 5.0), while the Ryzen 9 9950X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Xeon Gold 6448H versus DDR5-5600 on the Ryzen 9 9950X3D — the Xeon Gold 6448H supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6448H supports up to 4096 of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 8 (Xeon Gold 6448H) vs 2 (Ryzen 9 9950X3D). PCIe lanes: 80 (Xeon Gold 6448H) vs 24 (Ryzen 9 9950X3D) — the Xeon Gold 6448H offers 56 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Gold 6448H) and X670E,X670,B650E,B650 (Ryzen 9 9950X3D).
| Feature | Xeon Gold 6448H | Ryzen 9 9950X3D |
|---|---|---|
| Socket | LGA4677 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 4800+95900% | DDR5-5600 |
| Max RAM Capacity | 4096 | 192 GB+4915100% |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80+233% | 24 |
Advanced Features
Only the Ryzen 9 9950X3D 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: VT-x, VT-d (Xeon Gold 6448H) vs true (Ryzen 9 9950X3D). The Ryzen 9 9950X3D includes integrated graphics (Radeon Graphics (2 Cores)), while the Xeon Gold 6448H requires a dedicated GPU. Direct competitor: Xeon Gold 6448H rivals EPYC 9454; Ryzen 9 9950X3D rivals Core Ultra 9 285K.
| Feature | Xeon Gold 6448H | Ryzen 9 9950X3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | Radeon Graphics (2 Cores) |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | true |
Value Analysis
The Xeon Gold 6448H launched at $3658 MSRP, while the Ryzen 9 9950X3D debuted at $699.
| Feature | Xeon Gold 6448H | Ryzen 9 9950X3D |
|---|---|---|
| MSRP | $3658 | $699-81% |
| Avg Price (30d) | — | $675 |
| Release Date | 2023 | 2025 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Xeon Gold 6448H and Ryzen 9 9950X3D
