
Atom x5-Z8500 vs Xeon 5140

Atom x5-Z8500

Xeon 5140
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 x5-Z8500 is positioned at rank 450 and the Xeon 5140 is on rank 961, so the Atom x5-Z8500 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom x5-Z8500
Performance Per Dollar Xeon 5140
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom x5-Z8500 | Xeon 5140 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Cherry Trail (2015−2016) / 14 nm) | 🛑 Legacy (Woodcrest (2006) / 65 nm) |
💎 Value Proposition
| Insight | Atom x5-Z8500 | Xeon 5140 |
|---|---|---|
| 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 Atom x5-Z8500 and Xeon 5140

Atom x5-Z8500
The Atom x5-Z8500 is manufactured by Intel. It was released in 2 March 2015 (10 years ago). It is based on the Cherry Trail (2015−2016) architecture. It features 4 cores and 4 threads. Base frequency is 1.44 GHz, with boost up to 2.24 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Socket: UTFCBGA1380. Memory support: DDR3. Passmark benchmark score: 1,242 points. Launch price was $69.

Xeon 5140
The Xeon 5140 is manufactured by Intel. It was released in Junho 2006 (19 years ago). It is based on the Woodcrest (2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.33 GHz, with boost up to 2.33 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 65 Watt. Memory support: DDR2. Passmark benchmark score: 1,235 points. Launch price was $15.
Processing Power
The Atom x5-Z8500 packs 4 cores / 4 threads, while the Xeon 5140 offers 2 cores / 2 threads — the Atom x5-Z8500 has 2 more cores. Boost clocks reach 2.24 GHz on the Atom x5-Z8500 versus 2.33 GHz on the Xeon 5140 — a 3.9% clock advantage for the Xeon 5140 (base: 1.44 GHz vs 2.33 GHz). The Atom x5-Z8500 uses the Cherry Trail (2015−2016) architecture (14 nm), while the Xeon 5140 uses Woodcrest (2006) (65 nm). In PassMark, the Atom x5-Z8500 scores 1,242 against the Xeon 5140's 1,235 — a 0.6% lead for the Atom x5-Z8500. Both processors carry 0 kB of L3 cache.
| Feature | Atom x5-Z8500 | Xeon 5140 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.24 GHz | 2.33 GHz+4% |
| Base Clock | 1.44 GHz | 2.33 GHz+62% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 2 MB | 4 MB+100% |
| Process | 14 nm-78% | 65 nm |
| Architecture | Cherry Trail (2015−2016) | Woodcrest (2006) |
| PassMark | 1,242 | 1,235 |
Memory & Platform
The Atom x5-Z8500 uses the UTFCBGA1380 socket (PCIe 3.0), while the Xeon 5140 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Atom x5-Z8500 | Xeon 5140 |
|---|---|---|
| Socket | UTFCBGA1380 | LGA771 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | LPDDR3-1600 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 2 | — |
Advanced Features
The Atom x5-Z8500 includes integrated graphics (Intel HD Graphics (Cherry Trail)), while the Xeon 5140 requires a dedicated GPU.
| Feature | Atom x5-Z8500 | Xeon 5140 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel HD Graphics (Cherry Trail) | — |
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