
Xeon D-2143IT vs Xeon W-10855M

Xeon D-2143IT

Xeon W-10855M
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. The Xeon D-2143IT is positioned at rank 276 and the Xeon W-10855M is on rank 82, so the Xeon W-10855M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon D-2143IT
Performance Per Dollar Xeon W-10855M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon D-2143IT | Xeon W-10855M |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($43) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Comet Lake-H (2020) / 14 nm) |
💎 Value Proposition
| Insight | Xeon D-2143IT | Xeon W-10855M |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($43) |
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 D-2143IT and Xeon W-10855M

Xeon D-2143IT
The Xeon D-2143IT is manufactured by Intel. It was released in 7 February 2018 (7 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 8 cores and 16 threads. Base frequency is 2.2 GHz, with boost up to 3 GHz. L3 cache: 11 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: FCBGA2518. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 12,116 points. Launch price was $566.

Xeon W-10855M
The Xeon W-10855M is manufactured by Intel. It was released in 2015-01-01. It is based on the Comet Lake-H (2020) architecture. It features 6 cores and 12 threads. Base frequency is 2.8 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB. L2 cache: 1.5 MB. Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 12,249 points. Launch price was $800.
Processing Power
The Xeon D-2143IT packs 8 cores / 16 threads, while the Xeon W-10855M offers 6 cores / 12 threads — the Xeon D-2143IT has 2 more cores. Boost clocks reach 3 GHz on the Xeon D-2143IT versus 4.9 GHz on the Xeon W-10855M — a 48.1% clock advantage for the Xeon W-10855M (base: 2.2 GHz vs 2.8 GHz). The Xeon D-2143IT uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon W-10855M uses Comet Lake-H (2020) (14 nm). In PassMark, the Xeon D-2143IT scores 12,116 against the Xeon W-10855M's 12,249 — a 1.1% lead for the Xeon W-10855M. L3 cache: 11 MB on the Xeon D-2143IT vs 12 MB on the Xeon W-10855M.
| Feature | Xeon D-2143IT | Xeon W-10855M |
|---|---|---|
| Cores / Threads | 8 / 16+33% | 6 / 12 |
| Boost Clock | 3 GHz | 4.9 GHz+63% |
| Base Clock | 2.2 GHz | 2.8 GHz+27% |
| L3 Cache | 11 MB | 12 MB+9% |
| L2 Cache | 8 MB+433% | 1.5 MB |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (server) (2017−2018) | Comet Lake-H (2020) |
| PassMark | 12,116 | 12,249+1% |
Memory & Platform
The Xeon D-2143IT uses the FCBGA2518 socket (PCIe 3.0), while the Xeon W-10855M uses BGA1440 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon D-2143IT | Xeon W-10855M |
|---|---|---|
| Socket | FCBGA2518 | BGA1440 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.















