CPU
GPU
Core i5-7400T
Xeon E5640
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 Core i5-7400T is positioned at rank 666 and the Xeon E5640 is on rank 574, so the Xeon E5640 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-7400T
Performance Per Dollar Xeon E5640
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-7400T | Xeon E5640 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($78) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) | 🛑 Legacy (Legacy / Standard Node) |
💎 Value Proposition
| Insight | Core i5-7400T | Xeon E5640 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($78) | ✅ More affordable ($0) |
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 i5-7400T and Xeon E5640
Core i5-7400T
The Core i5-7400T is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 3 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR4. Passmark benchmark score: 4,692 points. Launch price was $187.
Xeon E5640
The Xeon E5640 is manufactured by Intel. It was released in 2015-01-01. Passmark benchmark score: 4,755 points. Launch price was $800.
Processing Power
The Core i5-7400T is built on the Kaby Lake (2016−2019) architecture. In PassMark, the Core i5-7400T scores 4,692 against the Xeon E5640's 4,755 — a 1.3% lead for the Xeon E5640.
| Feature | Core i5-7400T | Xeon E5640 |
|---|---|---|
| Cores / Threads | 4 / 4 | — |
| Boost Clock | 3 GHz | — |
| Base Clock | 2.4 GHz | — |
| L3 Cache | 6 MB (total) | — |
| L2 Cache | 256K (per core) | — |
| Process | 14 nm | — |
| Architecture | Kaby Lake (2016−2019) | — |
| PassMark | 4,692 | 4,755+1% |
| Cinebench R23 Multi | 3,334 | — |
| Geekbench 6 Single | 1,069 | — |
| Geekbench 6 Multi | 2,463 | — |
Advanced Features
Virtualization: Yes (Core i5-7400T) / not specified (Xeon E5640). The Core i5-7400T includes integrated graphics (Intel HD Graphics 630), while the Xeon E5640 requires a dedicated GPU.
| Feature | Core i5-7400T | Xeon E5640 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel HD Graphics 630 | — |
| AVX-512 | No | — |
| Virtualization | Yes | — |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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