Core i5-14400T vs Xeon W-2155
Core i5-14400T
Xeon W-2155
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
Performance Per Dollar Xeon W-2155
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-14400T | Xeon W-2155 |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($150) |
| Longevity | ✨ Modern (Raptor Lake-R (2023−2025) / Intel 7 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-14400T | Xeon W-2155 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($150) |
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 Core i5-14400T and Xeon W-2155
Core i5-14400T
The Core i5-14400T is manufactured by Intel. It was released in 8 January 2024 (1 year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 10 cores and 16 threads. Base frequency is 1.5 GHz, with boost up to 4.5 GHz. L3 cache: 20 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 35 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 20,911 points. Launch price was $221.
Xeon W-2155
The Xeon W-2155 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 10 cores and 20 threads. Base frequency is 3.3 GHz, with boost up to 4.5 GHz. L3 cache: 13.75 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: 20,858 points. Launch price was $1,440.
Processing Power
The Core i5-14400T packs 10 cores / 16 threads, matching the Xeon W-2155's 10 cores. Boost clocks reach 4.5 GHz on the Core i5-14400T versus 4.5 GHz on the Xeon W-2155 — identical boost frequencies (base: 1.5 GHz vs 3.3 GHz). The Core i5-14400T uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Xeon W-2155 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i5-14400T scores 20,911 against the Xeon W-2155's 20,858 — a 0.3% lead for the Core i5-14400T. L3 cache: 20 MB (total) on the Core i5-14400T vs 13.75 MB (total) on the Xeon W-2155.
| Feature | Core i5-14400T | Xeon W-2155 |
|---|---|---|
| Cores / Threads | 10 / 16 | 10 / 20 |
| Boost Clock | 4.5 GHz | 4.5 GHz |
| Base Clock | 1.5 GHz | 3.3 GHz+120% |
| L3 Cache | 20 MB (total)+45% | 13.75 MB (total) |
| L2 Cache | 1.25 MB (per core)+25% | 1 MB (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Raptor Lake-R (2023−2025) | Skylake (server) (2017−2018) |
| PassMark | 20,911 | 20,858 |
Memory & Platform
The Core i5-14400T uses the LGA1700 socket (PCIe 5.0), while the Xeon W-2155 uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i5-14400T | Xeon W-2155 |
|---|---|---|
| Socket | LGA1700 | LGA2066 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
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