Xeon W-2135 vs Xeon Silver 4123
Xeon W-2135
Xeon Silver 4123
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-2135
Performance Per Dollar Xeon Silver 4123
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-2135 | Xeon Silver 4123 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Legacy / 14 nm) |
💎 Value Proposition
| Insight | Xeon W-2135 | Xeon Silver 4123 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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.
Counter-Strike 2
Valorant
Technical Specifications
Side-by-side comparison of Xeon W-2135 and Xeon Silver 4123
Xeon W-2135
The Xeon W-2135 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 6 cores and 12 threads. Base frequency is 3.7 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): 140 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666. Passmark benchmark score: 14,396 points. Launch price was $835.
Xeon Silver 4123
The Xeon Silver 4123 is manufactured by Intel. It was released in 2015-01-01. It features 8 cores and 16 threads. Base frequency is 3 GHz, with boost up to 3.2 GHz. L3 cache: 11 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2400. Passmark benchmark score: 14,405 points. Launch price was $800.
Processing Power
The Xeon W-2135 packs 6 cores / 12 threads, while the Xeon Silver 4123 offers 8 cores / 16 threads — the Xeon Silver 4123 has 2 more cores. Boost clocks reach 4.5 GHz on the Xeon W-2135 versus 3.2 GHz on the Xeon Silver 4123 — a 33.8% clock advantage for the Xeon W-2135 (base: 3.7 GHz vs 3 GHz). The Xeon W-2135 is built on the Skylake (server) (2017−2018) architecture. In PassMark, the Xeon W-2135 scores 14,396 against the Xeon Silver 4123's 14,405 — a 0.1% lead for the Xeon Silver 4123. L3 cache: 8.25 MB (total) on the Xeon W-2135 vs 11 MB on the Xeon Silver 4123.
| Feature | Xeon W-2135 | Xeon Silver 4123 |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 16+33% |
| Boost Clock | 4.5 GHz+41% | 3.2 GHz |
| Base Clock | 3.7 GHz+23% | 3 GHz |
| L3 Cache | 8.25 MB (total) | 11 MB+33% |
| L2 Cache | 1 MB (per core) | — |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (server) (2017−2018) | — |
| PassMark | 14,396 | 14,405 |
Memory & Platform
The Xeon W-2135 uses the LGA2066 socket (PCIe 3.0), while the Xeon Silver 4123 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon W-2135 | Xeon Silver 4123 |
|---|---|---|
| Socket | LGA2066 | LGA3647 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
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