CPU
GPU
Celeron 1047UE
Atom D2550
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 Celeron 1047UE is positioned at rank 1170 and the Atom D2550 is on rank 721, so the Atom D2550 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron 1047UE
Performance Per Dollar Atom D2550
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron 1047UE | Atom D2550 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($100) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) | 🛑 Legacy (Cedarview (2011−2012) / 32 nm) |
💎 Value Proposition
| Insight | Celeron 1047UE | Atom D2550 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($100) | ✅ 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 Celeron 1047UE and Atom D2550
Celeron 1047UE
The Celeron 1047UE is manufactured by Intel. It was released in 20 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Max frequency: 1.4 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 512 kB + 2 MB. Memory support: DDR3. Passmark benchmark score: 675 points. Launch price was $134.
Atom D2550
The Atom D2550 is manufactured by Intel. It was released in 1 November 2011 (14 years ago). It is based on the Cedarview (2011−2012) architecture. It features 2 cores and 4 threads. Base frequency is 1.86 GHz, with boost up to 1.87 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 10 Watt. Memory support: DDR3. Passmark benchmark score: 715 points. Launch price was $69.
Processing Power
The Celeron 1047UE packs 2 cores / 2 threads, matching the Atom D2550's 2 cores. Boost clocks reach 1.4 GHz on the Celeron 1047UE versus 1.87 GHz on the Atom D2550 — a 28.7% clock advantage for the Atom D2550. The Celeron 1047UE uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Atom D2550 uses Cedarview (2011−2012) (32 nm). In PassMark, the Celeron 1047UE scores 675 against the Atom D2550's 715 — a 5.8% lead for the Atom D2550. L3 cache: 2 MB (total) on the Celeron 1047UE vs 0 kB on the Atom D2550.
| Feature | Celeron 1047UE | Atom D2550 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 4 |
| Boost Clock | 1.4 GHz | 1.87 GHz+34% |
| Base Clock | — | 1.86 GHz |
| L3 Cache | 2 MB (total) | 0 kB |
| L2 Cache | 256K (per core) | 512K (per core)+100% |
| Process | 22 nm-31% | 32 nm |
| Architecture | Ivy Bridge (2012−2013) | Cedarview (2011−2012) |
| PassMark | 675 | 715+6% |
| Geekbench 6 Single | 159 | — |
| Geekbench 6 Multi | 293 | — |
Memory & Platform
The Celeron 1047UE uses the BGA1023 socket (PCIe 3.0), while the Atom D2550 uses FCBGA559 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1600 memory speed. The Celeron 1047UE supports up to 16 GB of RAM compared to 4 GB — 120% more capacity for professional workloads. Memory channels: 2 (Celeron 1047UE) vs 1 (Atom D2550). PCIe lanes: 16 (Celeron 1047UE) vs 4 (Atom D2550) — the Celeron 1047UE offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: BGA1023 (Celeron 1047UE) and Intel FCBGA559 (Atom D2550).
| Feature | Celeron 1047UE | Atom D2550 |
|---|---|---|
| Socket | BGA1023 | FCBGA559 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | DDR3-1066 |
| Max RAM Capacity | 16 GB+300% | 4 GB |
| RAM Channels | 2+100% | 1 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 16+300% | 4 |
Advanced Features
Virtualization: VT-x (Celeron 1047UE) / not specified (Atom D2550). Both include integrated graphics — Intel HD Graphics (Ivy Bridge) (Celeron 1047UE) and Intel GMA 3650 (Atom D2550) — useful as a fallback for troubleshooting or display output without a dedicated GPU.
| Feature | Celeron 1047UE | Atom D2550 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel HD Graphics (Ivy Bridge) | Intel GMA 3650 |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
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