Xeon w5-2555X vs Xeon W-3345
Xeon w5-2555X
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 w5-2555X
Performance Per Dollar Xeon W-3345
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w5-2555X | Xeon W-3345 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($1,145) | ⚠️ Higher cost ($3,319) |
| Longevity | ✨ Modern (Legacy / Intel 7 nm) | ✨ Modern (Ice Lake-W (2021) / 10 nm) |
💎 Value Proposition
| Insight | Xeon w5-2555X | Xeon W-3345 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+187%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($1,145) | ⚠️ 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 w5-2555X and Xeon W-3345
Xeon w5-2555X
The Xeon w5-2555X is manufactured by Intel. It was released in 2015-01-01. It features 14 cores and 28 threads. Base frequency is 3.3 GHz, with boost up to 4.8 GHz. L3 cache: 33.75 MB Intel® Smart Cache. Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 252 Watt. Memory support: DDR5-4800. Passmark benchmark score: 47,638 points. Launch price was $800.
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 w5-2555X packs 14 cores / 28 threads, while the Xeon W-3345 offers 24 cores / 48 threads — the Xeon W-3345 has 10 more cores. Boost clocks reach 4.8 GHz on the Xeon w5-2555X versus 4 GHz on the Xeon W-3345 — a 18.2% clock advantage for the Xeon w5-2555X (base: 3.3 GHz vs 3 GHz). The Xeon W-3345 is built on the Ice Lake-W (2021) architecture. In PassMark, the Xeon w5-2555X scores 47,638 against the Xeon W-3345's 48,140 — a 1% lead for the Xeon W-3345. L3 cache: 33.75 MB Intel® Smart Cache on the Xeon w5-2555X vs 36 MB (total) on the Xeon W-3345.
| Feature | Xeon w5-2555X | Xeon W-3345 |
|---|---|---|
| Cores / Threads | 14 / 28 | 24 / 48+71% |
| Boost Clock | 4.8 GHz+20% | 4 GHz |
| Base Clock | 3.3 GHz+10% | 3 GHz |
| L3 Cache | 33.75 MB Intel® Smart Cache | 36 MB (total)+7% |
| L2 Cache | — | 1 MB (per core) |
| Process | Intel 7 nm-30% | 10 nm |
| Architecture | — | Ice Lake-W (2021) |
| PassMark | 47,638 | 48,140+1% |
Memory & Platform
The Xeon w5-2555X uses the LGA4677 socket (PCIe 5.0), while the Xeon W-3345 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Xeon w5-2555X versus 3200 on the Xeon W-3345 — the Xeon w5-2555X supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 112 (Xeon w5-2555X) vs 128 (Xeon W-3345) — the Xeon W-3345 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: W790 (Xeon w5-2555X) and SP3,C621A (Xeon W-3345).
| Feature | Xeon w5-2555X | Xeon W-3345 |
|---|---|---|
| Socket | LGA4677 | LGA4189 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 4800+50% | 3200 |
| Max RAM Capacity | 4096 | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 112 | 128+14% |
Advanced Features
Only the Xeon w5-2555X 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 w5-2555X rivals Threadripper PRO 7965WX; Xeon W-3345 rivals Xeon Platinum 8362.
| Feature | Xeon w5-2555X | Xeon W-3345 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon w5-2555X launched at $1069 MSRP, while the Xeon W-3345 debuted at $2499. At current prices ($1145 vs $3319), the Xeon w5-2555X is $2174 cheaper. In terms of value (PassMark points per dollar), the Xeon w5-2555X delivers 41.6 pts/$ vs 14.5 pts/$ for the Xeon W-3345 — making the Xeon w5-2555X the 96.6% better value option.
| Feature | Xeon w5-2555X | Xeon W-3345 |
|---|---|---|
| MSRP | $1069-57% | $2499 |
| Avg Price (30d) | $1145-66% | $3319 |
| Performance per Dollar | 41.6+187% | 14.5 |
| Release Date | 2024 | 2021 |
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