Ryzen 9 7950X3D vs Xeon X5675
Ryzen 9 7950X3D
Xeon X5675
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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 9 7950X3D
Performance Per Dollar Xeon X5675
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 7950X3D | Xeon X5675 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($486) | ✅ More affordable ($22) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm, 6 nm) | 🛑 Legacy (Westmere-EP (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Ryzen 9 7950X3D | Xeon X5675 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+127%) |
| Upfront Cost | ⚠️ Higher cost ($486) | ✅ More affordable ($22) |
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 9 7950X3D and Xeon X5675
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.
Xeon X5675
The Xeon X5675 is manufactured by Intel. It was released in 14 February 2011 (14 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 3.06 GHz, with boost up to 3.46 GHz. L3 cache: 12288 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 6,418 points. Launch price was $162.
Processing Power
The Ryzen 9 7950X3D packs 16 cores / 32 threads, while the Xeon X5675 offers 6 cores / 12 threads — the Ryzen 9 7950X3D has 10 more cores. Boost clocks reach 5.7 GHz on the Ryzen 9 7950X3D versus 3.46 GHz on the Xeon X5675 — a 48.9% clock advantage for the Ryzen 9 7950X3D (base: 4.2 GHz vs 3.06 GHz). The Ryzen 9 7950X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm, 6 nm), while the Xeon X5675 uses Westmere-EP (2010−2011) (32 nm). In PassMark, the Ryzen 9 7950X3D scores 62,323 against the Xeon X5675's 6,418 — a 162.7% lead for the Ryzen 9 7950X3D. L3 cache: 128 MB (total) on the Ryzen 9 7950X3D vs 12288 kB (total) on the Xeon X5675.
| Feature | Ryzen 9 7950X3D | Xeon X5675 |
|---|---|---|
| Cores / Threads | 16 / 32+167% | 6 / 12 |
| Boost Clock | 5.7 GHz+65% | 3.46 GHz |
| Base Clock | 4.2 GHz+37% | 3.06 GHz |
| L3 Cache | 128 MB (total)+967% | 12288 kB (total) |
| L2 Cache | 1 MB (per core)+300% | 256 kB (per core) |
| Process | 5 nm, 6 nm-84% | 32 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Westmere-EP (2010−2011) |
| PassMark | 62,323+871% | 6,418 |
| Cinebench R23 Multi | 38,581 | — |
| Geekbench 6 Single | 2,926 | — |
| Geekbench 6 Multi | 19,643 | — |
Memory & Platform
The Ryzen 9 7950X3D uses the AM5 socket (PCIe 5.0), while the Xeon X5675 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 9 7950X3D versus DDR3-1333 on the Xeon X5675 — the Ryzen 9 7950X3D supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. Memory channels: 2 (Ryzen 9 7950X3D) vs 3 (Xeon X5675). Chipset compatibility: AMD X670E,AMD X670,AMD B650E,AMD B650 (Ryzen 9 7950X3D) and Intel X58,Intel 5520 (Xeon X5675).
| Feature | Ryzen 9 7950X3D | Xeon X5675 |
|---|---|---|
| Socket | AM5 | LGA1366 |
| PCIe Generation | PCIe 5.0+150% | PCIe 2.0 |
| Max RAM Speed | DDR5-5200+67% | DDR3-1333 |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | 3+50% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | — |
Advanced Features
Only the Ryzen 9 7950X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 9 7950X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen 9 7950X3D) vs VT-x, VT-d, EPT (Xeon X5675). The Ryzen 9 7950X3D includes integrated graphics (Radeon Graphics), while the Xeon X5675 requires a dedicated GPU. Primary use case: Xeon X5675 targets Workstation. Direct competitor: Ryzen 9 7950X3D rivals Core i9-13900K; Xeon X5675 rivals Core i7-980X.
| Feature | Ryzen 9 7950X3D | Xeon X5675 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Radeon Graphics | — |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | true | VT-x, VT-d, EPT |
| Target Use | — | Workstation |
Value Analysis
The Ryzen 9 7950X3D launched at $699 MSRP, while the Xeon X5675 debuted at $1440. At current prices ($486 vs $22), the Xeon X5675 is $464 cheaper. In terms of value (PassMark points per dollar), the Ryzen 9 7950X3D delivers 128.2 pts/$ vs 291.7 pts/$ for the Xeon X5675 — making the Xeon X5675 the 77.9% better value option.
| Feature | Ryzen 9 7950X3D | Xeon X5675 |
|---|---|---|
| MSRP | $699-51% | $1440 |
| Avg Price (30d) | $486 | $22-95% |
| Performance per Dollar | 128.2 | 291.7+128% |
| Release Date | 2023 | 2011 |
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