CPU
GPU
Xeon X5270
A6-6400K
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 X5270 is positioned at rank 928 and the A6-6400K is on rank 688, so the A6-6400K offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon X5270
Performance Per Dollar A6-6400K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon X5270 | A6-6400K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Legacy / 45 nm) | 🛑 Legacy (Richland (2013−2014) / 32 nm) |
💎 Value Proposition
| Insight | Xeon X5270 | A6-6400K |
|---|---|---|
| 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.
Technical Specifications
Side-by-side comparison of Xeon X5270 and A6-6400K
Xeon X5270
The Xeon X5270 is manufactured by Intel. It was released in 2015-01-01. Base frequency: 3.5 GHz. L3 cache: 6 MB L2 Cache. Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Passmark benchmark score: 1,524 points. Launch price was $800.
A6-6400K
The A6-6400K is manufactured by AMD. It was released in 2014-01-01. It is based on the Richland (2013−2014) architecture. It features 2 cores and 2 threads. Base frequency is 3.9 GHz, with boost up to 4.1 GHz. L3 cache: 0 kB. L2 cache: 1024 kB. Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3-1866. Passmark benchmark score: 1,511 points. Launch price was $70.
Processing Power
The A6-6400K is built on the Richland (2013−2014) architecture. In PassMark, the Xeon X5270 scores 1,524 against the A6-6400K's 1,511 — a 0.9% lead for the Xeon X5270. L3 cache: 6 MB L2 Cache on the Xeon X5270 vs 0 kB on the A6-6400K.
| Feature | Xeon X5270 | A6-6400K |
|---|---|---|
| Cores / Threads | — | 2 / 2 |
| Boost Clock | — | 4.1 GHz |
| Base Clock | 3.5 GHz | 3.9 GHz+11% |
| L3 Cache | 6 MB L2 Cache | 0 kB |
| L2 Cache | — | 1024 kB |
| Process | 45 nm | 32 nm-29% |
| Architecture | — | Richland (2013−2014) |
| PassMark | 1,524 | 1,511 |
Memory & Platform
The Xeon X5270 uses the LGA771 socket (PCIe 2.0), while the A6-6400K uses FM2 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon X5270 | A6-6400K |
|---|---|---|
| Socket | LGA771 | FM2 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | — | 1866 |
| Max RAM Capacity | — | 32 |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Xeon X5270) / true (A6-6400K). The A6-6400K includes integrated graphics (Radeon HD 8470D), while the Xeon X5270 requires a dedicated GPU. Direct competitor: A6-6400K rivals Pentium G3258.
| Feature | Xeon X5270 | A6-6400K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Radeon HD 8470D |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | true |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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