CPU
GPU
Pentium 3556U
Celeron G550T
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 Pentium 3556U is positioned at rank 253 and the Celeron G550T is on rank 673, so the Pentium 3556U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium 3556U
Performance Per Dollar Celeron G550T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium 3556U | Celeron G550T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($5) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Pentium 3556U | Celeron G550T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($5) |
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 Pentium 3556U and Celeron G550T
Pentium 3556U
The Pentium 3556U is manufactured by Intel. It was released in 2007-01-01. It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 1.7 GHz, with boost up to 1.7 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,072 points. Launch price was $69.
Celeron G550T
The Celeron G550T 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 2.2 GHz, with boost up to 2.2 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: 1,074 points. Launch price was $69.
Processing Power
Both the Pentium 3556U and Celeron G550T share an identical 2-core/2-thread configuration. Boost clocks reach 1.7 GHz on the Pentium 3556U versus 2.2 GHz on the Celeron G550T — a 25.6% clock advantage for the Celeron G550T (base: 1.7 GHz vs 2.2 GHz). The Pentium 3556U uses the Haswell (2013−2015) architecture (22 nm), while the Celeron G550T uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Pentium 3556U scores 1,072 against the Celeron G550T's 1,074 — a 0.2% lead for the Celeron G550T. Both processors carry 2 MB (total) of L3 cache.
| Feature | Pentium 3556U | Celeron G550T |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.7 GHz | 2.2 GHz+29% |
| Base Clock | 1.7 GHz | 2.2 GHz+29% |
| L3 Cache | 2 MB (total) | 2 MB (total) |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 22 nm-31% | 32 nm |
| Architecture | Haswell (2013−2015) | Sandy Bridge (2011−2013) |
| PassMark | 1,072 | 1,074 |
| Geekbench 6 Single | — | 366 |
| Geekbench 6 Multi | — | 656 |
Memory & Platform
The Pentium 3556U uses the FCBGA1168 socket (PCIe 3.0), while the Celeron G550T uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Pentium 3556U | Celeron G550T |
|---|---|---|
| Socket | FCBGA1168 | LGA1155 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | — | DDR3-1066 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Pentium 3556U) / VT-x (Celeron G550T). The Celeron G550T includes integrated graphics (HD Graphics (Sandy Bridge)), while the Pentium 3556U requires a dedicated GPU. Primary use case: Celeron G550T targets Budget. Direct competitor: Celeron G550T rivals Pentium G630T.
| Feature | Pentium 3556U | Celeron G550T |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | HD Graphics (Sandy Bridge) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Budget |
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