
Xeon D-1540 vs Xeon W-2125

Xeon D-1540

Xeon W-2125
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-1540 is positioned at rank 260 and the Xeon W-2125 is on rank 590, so the Xeon D-1540 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-1540
Performance Per Dollar Xeon W-2125
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon D-1540 | Xeon W-2125 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($42) |
| Longevity | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon D-1540 | Xeon W-2125 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($42) |
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-1540 and Xeon W-2125

Xeon D-1540
The Xeon D-1540 is manufactured by Intel. It was released in 9 March 2015 (10 years ago). It is based on the Broadwell (2015−2019) architecture. It features 8 cores and 16 threads. Base frequency is 2 GHz, with boost up to 2.6 GHz. L3 cache: 1.5 MB (per core). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1667. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 10,037 points. Launch price was $581.

Xeon W-2125
The Xeon W-2125 is manufactured by Intel. It was released in 29 August 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 4 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.5 GHz. L3 cache: 8.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 120 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666. Passmark benchmark score: 10,000 points. Launch price was $444.
Processing Power
The Xeon D-1540 packs 8 cores / 16 threads, while the Xeon W-2125 offers 4 cores / 8 threads — the Xeon D-1540 has 4 more cores. Boost clocks reach 2.6 GHz on the Xeon D-1540 versus 4.5 GHz on the Xeon W-2125 — a 53.5% clock advantage for the Xeon W-2125 (base: 2 GHz vs 4 GHz). The Xeon D-1540 uses the Broadwell (2015−2019) architecture (14 nm), while the Xeon W-2125 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Xeon D-1540 scores 10,037 against the Xeon W-2125's 10,000 — a 0.4% lead for the Xeon D-1540. L3 cache: 1.5 MB (per core) on the Xeon D-1540 vs 8.25 MB (total) on the Xeon W-2125.
| Feature | Xeon D-1540 | Xeon W-2125 |
|---|---|---|
| Cores / Threads | 8 / 16+100% | 4 / 8 |
| Boost Clock | 2.6 GHz | 4.5 GHz+73% |
| Base Clock | 2 GHz | 4 GHz+100% |
| L3 Cache | 1.5 MB (per core) | 8.25 MB (total)+450% |
| L2 Cache | 256K (per core) | 1 MB (per core)+300% |
| Process | 14 nm | 14 nm |
| Architecture | Broadwell (2015−2019) | Skylake (server) (2017−2018) |
| PassMark | 10,037 | 10,000 |
Memory & Platform
The Xeon D-1540 uses the FCBGA1667 socket (PCIe 3.0), while the Xeon W-2125 uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon D-1540 | Xeon W-2125 |
|---|---|---|
| Socket | FCBGA1667 | LGA2066 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2666 |
| Max RAM Capacity | — | 512 GB |
| RAM Channels | — | 4 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 48 |
Advanced Features
Virtualization: not specified (Xeon D-1540) / VT-x, VT-d (Xeon W-2125). Primary use case: Xeon W-2125 targets Workstation.
| Feature | Xeon D-1540 | Xeon W-2125 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | Yes |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Workstation |
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