Xeon W-3275 vs Core i7-9700K
Xeon W-3275
Core i7-9700K
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 W-3275
Performance Per Dollar Core i7-9700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-3275 | Core i7-9700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($1,550) | ✅ More affordable ($200) |
| Longevity | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) | ✨ Modern (Coffee Lake-R (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Xeon W-3275 | Core i7-9700K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+170%) |
| Upfront Cost | ⚠️ Higher cost ($1,550) | ✅ More affordable ($200) |
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 W-3275 and Core i7-9700K
Xeon W-3275
The Xeon W-3275 is manufactured by Intel. It was released in 3 June 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 28 cores and 56 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 38.5 MB. L2 cache: 28 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 41,267 points. Launch price was $4,449.
Core i7-9700K
The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.
Processing Power
The Xeon W-3275 packs 28 cores / 56 threads, while the Core i7-9700K offers 8 cores / 8 threads — the Xeon W-3275 has 20 more cores. Boost clocks reach 4.6 GHz on the Xeon W-3275 versus 4.9 GHz on the Core i7-9700K — a 6.3% clock advantage for the Core i7-9700K (base: 2.5 GHz vs 3.6 GHz). The Xeon W-3275 uses the Cascade Lake (2019−2020) architecture (14 nm), while the Core i7-9700K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Xeon W-3275 scores 41,267 against the Core i7-9700K's 14,397 — a 96.5% lead for the Xeon W-3275. L3 cache: 38.5 MB on the Xeon W-3275 vs 12 MB (total) on the Core i7-9700K.
| Feature | Xeon W-3275 | Core i7-9700K |
|---|---|---|
| Cores / Threads | 28 / 56+250% | 8 / 8 |
| Boost Clock | 4.6 GHz | 4.9 GHz+7% |
| Base Clock | 2.5 GHz | 3.6 GHz+44% |
| L3 Cache | 38.5 MB+221% | 12 MB (total) |
| L2 Cache | 28 MB+11100% | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Cascade Lake (2019−2020) | Coffee Lake-R (2018−2019) |
| PassMark | 41,267+187% | 14,397 |
Memory & Platform
The Xeon W-3275 uses the LGA3647 socket (PCIe 3.0), while the Core i7-9700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon W-3275 versus DDR4-2666 on the Core i7-9700K — the Xeon W-3275 supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3275 supports up to 1024 of RAM compared to 128 GB — 155.6% more capacity for professional workloads. Memory channels: 6 (Xeon W-3275) vs 2 (Core i7-9700K). PCIe lanes: 64 (Xeon W-3275) vs 16 (Core i7-9700K) — the Xeon W-3275 offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621 (Xeon W-3275) and Intel 300 series (Core i7-9700K).
| Feature | Xeon W-3275 | Core i7-9700K |
|---|---|---|
| Socket | LGA3647 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | 3200+79900% | DDR4-2666 |
| Max RAM Capacity | 1024 | 128 GB+13107100% |
| RAM Channels | 6+200% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 64+300% | 16 |
Advanced Features
Only the Core i7-9700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon W-3275 supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Xeon W-3275 requires a dedicated GPU. Primary use case: Core i7-9700K targets Desktop. Direct competitor: Xeon W-3275 rivals Threadripper 3970X.
| Feature | Xeon W-3275 | Core i7-9700K |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | UHD Graphics 630 |
| Unlocked | No | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | — | Desktop |
Value Analysis
The Xeon W-3275 launched at $4449 MSRP, while the Core i7-9700K debuted at $385. At current prices ($1550 vs $200), the Core i7-9700K is $1350 cheaper. In terms of value (PassMark points per dollar), the Xeon W-3275 delivers 26.6 pts/$ vs 72.0 pts/$ for the Core i7-9700K — making the Core i7-9700K the 92% better value option.
| Feature | Xeon W-3275 | Core i7-9700K |
|---|---|---|
| MSRP | $4449 | $385-91% |
| Avg Price (30d) | $1550 | $200-87% |
| Performance per Dollar | 26.6 | 72.0+171% |
| Release Date | 2019 | 2018 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Xeon W-3275 and Core i7-9700K
