A4-3420 vs Celeron G550T
A4-3420
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 A4-3420 is positioned at rank 875 and the Celeron G550T is on rank 673, so the Celeron G550T offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A4-3420
Performance Per Dollar Celeron G550T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A4-3420 | Celeron G550T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($30) | ✅ More affordable ($5) |
| Longevity | 🛑 Legacy (Llano (2011−2012) / 32 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | A4-3420 | Celeron G550T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+504%) |
| Upfront Cost | ⚠️ Higher cost ($30) | ✅ More affordable ($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 A4-3420 and Celeron G550T
A4-3420
The A4-3420 is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,067 points. Launch price was $50.
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 A4-3420 and Celeron G550T share an identical 2-core/2-thread configuration. Boost clocks reach 2.8 GHz on the A4-3420 versus 2.2 GHz on the Celeron G550T — a 24% clock advantage for the A4-3420 (base: 2.8 GHz vs 2.2 GHz). The A4-3420 uses the Llano (2011−2012) architecture (32 nm), while the Celeron G550T uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A4-3420 scores 1,067 against the Celeron G550T's 1,074 — a 0.7% lead for the Celeron G550T. Geekbench 6 single-core — the metric most relevant to gaming — records 300 vs 366, a 19.8% lead for the Celeron G550T that directly translates to higher frame rates. Multi-core Geekbench: 500 vs 656 (27% advantage for the Celeron G550T). L3 cache: 0 kB on the A4-3420 vs 2 MB (total) on the Celeron G550T.
| Feature | A4-3420 | Celeron G550T |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.8 GHz+27% | 2.2 GHz |
| Base Clock | 2.8 GHz+27% | 2.2 GHz |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 512 kB (per core)+100% | 256 kB (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Llano (2011−2012) | Sandy Bridge (2011−2013) |
| PassMark | 1,067 | 1,074 |
| Geekbench 6 Single | 300 | 366+22% |
| Geekbench 6 Multi | 500 | 656+31% |
Memory & Platform
The A4-3420 uses the FM1 socket (PCIe 2.0), while the Celeron G550T uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1600 memory speed. Both support up to 32 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: A55,A75,A85X (A4-3420) and H61,B65,H67,Z68 (Celeron G550T).
| Feature | A4-3420 | Celeron G550T |
|---|---|---|
| Socket | FM1 | LGA1155 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | DDR3-1066 |
| Max RAM Capacity | 32 GB | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: AMD-V (A4-3420) vs VT-x (Celeron G550T). Both include integrated graphics — Radeon HD 6410D (A4-3420) and HD Graphics (Sandy Bridge) (Celeron G550T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A4-3420 targets Entry Desktop, Celeron G550T targets Budget. Direct competitor: A4-3420 rivals Pentium G630; Celeron G550T rivals Pentium G630T.
| Feature | A4-3420 | Celeron G550T |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon HD 6410D | HD Graphics (Sandy Bridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x |
| Target Use | Entry Desktop | Budget |
Value Analysis
The A4-3420 launched at $65 MSRP, while the Celeron G550T debuted at $42. At current prices ($30 vs $5), the Celeron G550T is $25 cheaper. In terms of value (PassMark points per dollar), the A4-3420 delivers 35.6 pts/$ vs 214.8 pts/$ for the Celeron G550T — making the Celeron G550T the 143.2% better value option.
| Feature | A4-3420 | Celeron G550T |
|---|---|---|
| MSRP | $65 | $42-35% |
| Avg Price (30d) | $30 | $5-83% |
| Performance per Dollar | 35.6 | 214.8+503% |
| Release Date | 2011 | 2011 |
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