Xeon W-3175X vs Xeon W-3345
Xeon W-3175X
Xeon W-3345
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-3175X
Performance Per Dollar Xeon W-3345
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-3175X | Xeon W-3345 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($2,999) | ⚠️ Higher cost ($3,319) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Ice Lake-W (2021) / 10 nm) |
💎 Value Proposition
| Insight | Xeon W-3175X | Xeon W-3345 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+6%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($2,999) | ⚠️ Higher cost ($3,319) |
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-3175X and Xeon W-3345
Xeon W-3175X
The Xeon W-3175X is manufactured by Intel. It was released in 19 December 2018 (6 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 28 cores and 56 threads. Base frequency is 3.1 GHz, with boost up to 3.8 GHz. L3 cache: 38.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 255 Watt. Memory support: DDR4-2666. Passmark benchmark score: 46,125 points. Launch price was $2,999.
Xeon W-3345
The Xeon W-3345 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-W (2021) architecture. It features 24 cores and 48 threads. Base frequency is 3 GHz, with boost up to 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): 250 Watt. Memory support: DDR4-3200. Passmark benchmark score: 48,140 points. Launch price was $800.
Processing Power
The Xeon W-3175X packs 28 cores / 56 threads, while the Xeon W-3345 offers 24 cores / 48 threads — the Xeon W-3175X has 4 more cores. Boost clocks reach 3.8 GHz on the Xeon W-3175X versus 4 GHz on the Xeon W-3345 — a 5.1% clock advantage for the Xeon W-3345 (base: 3.1 GHz vs 3 GHz). The Xeon W-3175X uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon W-3345 uses Ice Lake-W (2021) (10 nm). In PassMark, the Xeon W-3175X scores 46,125 against the Xeon W-3345's 48,140 — a 4.3% lead for the Xeon W-3345. L3 cache: 38.5 MB (total) on the Xeon W-3175X vs 36 MB (total) on the Xeon W-3345.
| Feature | Xeon W-3175X | Xeon W-3345 |
|---|---|---|
| Cores / Threads | 28 / 56+17% | 24 / 48 |
| Boost Clock | 3.8 GHz | 4 GHz+5% |
| Base Clock | 3.1 GHz+3% | 3 GHz |
| L3 Cache | 38.5 MB (total)+7% | 36 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 14 nm | 10 nm-29% |
| Architecture | Skylake (server) (2017−2018) | Ice Lake-W (2021) |
| PassMark | 46,125 | 48,140+4% |
| Cinebench R23 Multi | 31,350 | — |
| Geekbench 6 Single | 1,467 | — |
| Geekbench 6 Multi | 17,358 | — |
Memory & Platform
The Xeon W-3175X uses the LGA3647 socket (PCIe 3.0), while the Xeon W-3345 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Xeon W-3175X versus 3200 on the Xeon W-3345 — the Xeon W-3345 supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3345 supports up to 4096 of RAM compared to 512 GB — 155.6% more capacity for professional workloads. Memory channels: 6 (Xeon W-3175X) vs 8 (Xeon W-3345). PCIe lanes: 48 (Xeon W-3175X) vs 128 (Xeon W-3345) — the Xeon W-3345 offers 80 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel C621 (Xeon W-3175X) and SP3,C621A (Xeon W-3345).
| Feature | Xeon W-3175X | Xeon W-3345 |
|---|---|---|
| Socket | LGA3647 | LGA4189 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2666 | 3200+79900% |
| Max RAM Capacity | 512 GB+13107100% | 4096 |
| RAM Channels | 6 | 8+33% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48 | 128+167% |
Advanced Features
Only the Xeon W-3175X 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. Both support VT-x, VT-d virtualization. Direct competitor: Xeon W-3345 rivals Xeon Platinum 8362.
| Feature | Xeon W-3175X | Xeon W-3345 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | — | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon W-3175X launched at $2999 MSRP, while the Xeon W-3345 debuted at $2499. At current prices ($2999 vs $3319), the Xeon W-3175X is $320 cheaper. In terms of value (PassMark points per dollar), the Xeon W-3175X delivers 15.4 pts/$ vs 14.5 pts/$ for the Xeon W-3345 — making the Xeon W-3175X the 5.9% better value option.
| Feature | Xeon W-3175X | Xeon W-3345 |
|---|---|---|
| MSRP | $2999 | $2499-17% |
| Avg Price (30d) | $2999-10% | $3319 |
| Performance per Dollar | 15.4+6% | 14.5 |
| Release Date | 2018 | 2021 |
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