Xeon Gold 6338T vs Ryzen 9 7950X3D
Xeon Gold 6338T
Popular choices:
Ryzen 9 7950X3D
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 6338T
Performance Per Dollar Ryzen 9 7950X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6338T | Ryzen 9 7950X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($1,795) | ✅ More affordable ($486) |
| Longevity | ✨ Modern (Ice Lake-SP (2021) / 10 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm, 6 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6338T | Ryzen 9 7950X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+543%) |
| Upfront Cost | ⚠️ Higher cost ($1,795) | ✅ More affordable ($486) |
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 6338T and Ryzen 9 7950X3D
Xeon Gold 6338T
The Xeon Gold 6338T is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 24 cores and 48 threads. Base frequency is 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 165 Watt. Memory support: DDR4-3200. Passmark benchmark score: 35,801 points. Launch price was $800.
Ryzen 9 7950X3D
The Ryzen 9 7950X3D 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 16 cores and 32 threads. Base frequency is 4.2 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 62,323 points. Launch price was $699.
Processing Power
The Xeon Gold 6338T packs 24 cores / 48 threads, while the Ryzen 9 7950X3D offers 16 cores / 32 threads — the Xeon Gold 6338T has 8 more cores. Boost clocks reach 3.4 GHz on the Xeon Gold 6338T versus 5.7 GHz on the Ryzen 9 7950X3D — a 50.5% clock advantage for the Ryzen 9 7950X3D (base: 2.1 GHz vs 4.2 GHz). The Xeon Gold 6338T uses the Ice Lake-SP (2021) architecture (10 nm), while the Ryzen 9 7950X3D uses Raphael (Zen4) (2022−2023) (5 nm, 6 nm). In PassMark, the Xeon Gold 6338T scores 35,801 against the Ryzen 9 7950X3D's 62,323 — a 54.1% lead for the Ryzen 9 7950X3D. L3 cache: 36 MB (total) on the Xeon Gold 6338T vs 128 MB (total) on the Ryzen 9 7950X3D.
| Feature | Xeon Gold 6338T | Ryzen 9 7950X3D |
|---|---|---|
| Cores / Threads | 24 / 48+50% | 16 / 32 |
| Boost Clock | 3.4 GHz | 5.7 GHz+68% |
| Base Clock | 2.1 GHz | 4.2 GHz+100% |
| L3 Cache | 36 MB (total) | 128 MB (total)+256% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 10 nm | 5 nm, 6 nm-50% |
| Architecture | Ice Lake-SP (2021) | Raphael (Zen4) (2022−2023) |
| PassMark | 35,801 | 62,323+74% |
| Cinebench R23 Multi | — | 38,581 |
| Geekbench 6 Single | — | 2,926 |
| Geekbench 6 Multi | — | 19,643 |
Memory & Platform
The Xeon Gold 6338T uses the LGA4189 socket (PCIe 4.0), while the Ryzen 9 7950X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon Gold 6338T versus DDR5-5200 on the Ryzen 9 7950X3D — the Xeon Gold 6338T supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6338T supports up to 6144 of RAM compared to 128 GB — 191.8% more capacity for professional workloads. Memory channels: 8 (Xeon Gold 6338T) vs 2 (Ryzen 9 7950X3D). PCIe lanes: 64 (Xeon Gold 6338T) vs 28 (Ryzen 9 7950X3D) — the Xeon Gold 6338T offers 36 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621A (Xeon Gold 6338T) and AMD X670E,AMD X670,AMD B650E,AMD B650 (Ryzen 9 7950X3D).
| Feature | Xeon Gold 6338T | Ryzen 9 7950X3D |
|---|---|---|
| Socket | LGA4189 | AM5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 3200+63900% | DDR5-5200 |
| Max RAM Capacity | 6144 | 128 GB+2184433% |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64+129% | 28 |
Advanced Features
Only the Ryzen 9 7950X3D 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 6338T) vs true (Ryzen 9 7950X3D). The Ryzen 9 7950X3D includes integrated graphics (Radeon Graphics), while the Xeon Gold 6338T requires a dedicated GPU. Direct competitor: Xeon Gold 6338T rivals EPYC 7443P; Ryzen 9 7950X3D rivals Core i9-13900K.
| Feature | Xeon Gold 6338T | Ryzen 9 7950X3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | Radeon Graphics |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | true |
Value Analysis
The Xeon Gold 6338T launched at $3139 MSRP, while the Ryzen 9 7950X3D debuted at $699. At current prices ($1795 vs $486), the Ryzen 9 7950X3D is $1309 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6338T delivers 19.9 pts/$ vs 128.2 pts/$ for the Ryzen 9 7950X3D — making the Ryzen 9 7950X3D the 146.2% better value option.
| Feature | Xeon Gold 6338T | Ryzen 9 7950X3D |
|---|---|---|
| MSRP | $3139 | $699-78% |
| Avg Price (30d) | $1795 | $486-73% |
| Performance per Dollar | 19.9 | 128.2+544% |
| Release Date | 2021 | 2023 |
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