Atom x5-Z8550 vs Celeron G540T
Atom x5-Z8550
Celeron G540T
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-Z8550 is positioned at rank 723 and the Celeron G540T is on rank 639, so the Celeron G540T 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-Z8550
Performance Per Dollar Celeron G540T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom x5-Z8550 | Celeron G540T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($42) |
| Longevity | 🛑 Legacy (Cherry Trail (2015−2016) / 14 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Atom x5-Z8550 | Celeron G540T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($42) |
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-Z8550 and Celeron G540T
Atom x5-Z8550
The Atom x5-Z8550 is manufactured by Intel. It was released in 8 February 2016 (9 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 2.4 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Socket: UTFCBGA1380. Memory support: DDR3. Passmark benchmark score: 1,143 points. Launch price was $69.
Celeron G540T
The Celeron G540T is manufactured by Intel. It was released in 2007-01-01. It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.1 GHz, with boost up to 2.1 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,137 points. Launch price was $69.
Processing Power
The Atom x5-Z8550 packs 4 cores / 4 threads, while the Celeron G540T offers 2 cores / 2 threads — the Atom x5-Z8550 has 2 more cores. Boost clocks reach 2.4 GHz on the Atom x5-Z8550 versus 2.1 GHz on the Celeron G540T — a 13.3% clock advantage for the Atom x5-Z8550 (base: 1.44 GHz vs 2.1 GHz). The Atom x5-Z8550 uses the Cherry Trail (2015−2016) architecture (14 nm), while the Celeron G540T uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Atom x5-Z8550 scores 1,143 against the Celeron G540T's 1,137 — a 0.5% lead for the Atom x5-Z8550. L3 cache: 0 kB on the Atom x5-Z8550 vs 2 MB (total) on the Celeron G540T.
| Feature | Atom x5-Z8550 | Celeron G540T |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.4 GHz+14% | 2.1 GHz |
| Base Clock | 1.44 GHz | 2.1 GHz+46% |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 2 MB+700% | 256 kB (per core) |
| Process | 14 nm-56% | 32 nm |
| Architecture | Cherry Trail (2015−2016) | Sandy Bridge (2011−2013) |
| PassMark | 1,143 | 1,137 |
| Geekbench 6 Single | — | 384 |
| Geekbench 6 Multi | — | 655 |
Memory & Platform
The Atom x5-Z8550 uses the UTFCBGA1380 socket (PCIe 3.0), while the Celeron G540T uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to LPDDR3-1600 memory speed. The Celeron G540T supports up to 32 GB of RAM compared to 8 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 2 (Atom x5-Z8550) vs 16 (Celeron G540T) — the Celeron G540T offers 14 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel FC-UTBGA592 (Atom x5-Z8550) and H61,H67,P67,Z68,B75,Z77 (Celeron G540T).
| Feature | Atom x5-Z8550 | Celeron G540T |
|---|---|---|
| Socket | UTFCBGA1380 | LGA1155 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | LPDDR3-1600 | DDR3-1333 |
| Max RAM Capacity | 8 GB | 32 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 2 | 16+700% |
Advanced Features
Virtualization: not specified (Atom x5-Z8550) / VT-x (Celeron G540T). Both include integrated graphics — Intel HD Graphics (Cherry Trail) (Atom x5-Z8550) and Intel HD Graphics (Sandy Bridge) (Celeron G540T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron G540T targets Desktop. Direct competitor: Celeron G540T rivals Pentium G630T.
| Feature | Atom x5-Z8550 | Celeron G540T |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel HD Graphics (Cherry Trail) | Intel HD Graphics (Sandy Bridge) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Desktop |
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