
Atom x7809C vs Xeon E3-1285 v6

Atom x7809C

Xeon E3-1285 v6
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 Atom x7809C is positioned at rank 61 and the Xeon E3-1285 v6 is on rank 455, so the Atom x7809C offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom x7809C
Performance Per Dollar Xeon E3-1285 v6
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom x7809C | Xeon E3-1285 v6 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($450) |
| Longevity | ✨ Modern (Amston Lake (2024−2025) / 10 nm) | ✨ Modern (Kaby Lake-DT (2017) / 14 nm) |
💎 Value Proposition
| Insight | Atom x7809C | Xeon E3-1285 v6 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($450) |
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 Atom x7809C and Xeon E3-1285 v6

Atom x7809C
The Atom x7809C is manufactured by Intel. It was released in 8 April 2024 (1 year ago). It is based on the Amston Lake (2024−2025) architecture. It features 8 cores and 8 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 6 MB (total). L2 cache: 2 MB (per module). Built on 10 nm process technology. Socket: FCBGA1264. Thermal design power (TDP): 25 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 9,409 points. Launch price was $117.

Xeon E3-1285 v6
The Xeon E3-1285 v6 is manufactured by Intel. It was released in 1 August 2017 (8 years ago). It is based on the Kaby Lake-DT (2017) architecture. It features 4 cores and 8 threads. Base frequency is 4.1 GHz, with boost up to 4.5 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 79 Watt. Memory support: DDR4-2400, DDR3L-1866. Passmark benchmark score: 9,502 points. Launch price was $450.
Processing Power
The Atom x7809C packs 8 cores / 8 threads, while the Xeon E3-1285 v6 offers 4 cores / 8 threads — the Atom x7809C has 4 more cores. Boost clocks reach 3.6 GHz on the Atom x7809C versus 4.5 GHz on the Xeon E3-1285 v6 — a 22.2% clock advantage for the Xeon E3-1285 v6 (base: 2 GHz vs 4.1 GHz). The Atom x7809C uses the Amston Lake (2024−2025) architecture (10 nm), while the Xeon E3-1285 v6 uses Kaby Lake-DT (2017) (14 nm). In PassMark, the Atom x7809C scores 9,409 against the Xeon E3-1285 v6's 9,502 — a 1% lead for the Xeon E3-1285 v6. L3 cache: 6 MB (total) on the Atom x7809C vs 8 MB (total) on the Xeon E3-1285 v6.
| Feature | Atom x7809C | Xeon E3-1285 v6 |
|---|---|---|
| Cores / Threads | 8 / 8+100% | 4 / 8 |
| Boost Clock | 3.6 GHz | 4.5 GHz+25% |
| Base Clock | 2 GHz | 4.1 GHz+105% |
| L3 Cache | 6 MB (total) | 8 MB (total)+33% |
| L2 Cache | 2 MB (per module)+700% | 256K (per core) |
| Process | 10 nm-29% | 14 nm |
| Architecture | Amston Lake (2024−2025) | Kaby Lake-DT (2017) |
| PassMark | 9,409 | 9,502 |
| Geekbench 6 Single | 1,102 | — |
| Geekbench 6 Multi | 4,657 | — |
Memory & Platform
The Atom x7809C uses the FCBGA1264 socket (PCIe 4.0), while the Xeon E3-1285 v6 uses LGA1151 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Atom x7809C | Xeon E3-1285 v6 |
|---|---|---|
| Socket | FCBGA1264 | LGA1151 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR5-4800 | — |
| Max RAM Capacity | 32 GB | — |
| RAM Channels | 1 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 9 | — |
Advanced Features
Virtualization: VT-x, VT-d (Atom x7809C) / not specified (Xeon E3-1285 v6).
| Feature | Atom x7809C | Xeon E3-1285 v6 |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
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