CPU
GPU
A6-5400K
Celeron G550
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 A6-5400K is positioned at rank 765 and the Celeron G550 is on rank 698, so the Celeron G550 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A6-5400K
Performance Per Dollar Celeron G550
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A6-5400K | Celeron G550 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Trinity (2012−2013) / 32 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | A6-5400K | Celeron G550 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
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 A6-5400K and Celeron G550
A6-5400K
The A6-5400K is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,279 points. Launch price was $70.
Celeron G550
The Celeron G550 is manufactured by Intel. It was released in 1 June 2012 (13 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 2 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,275 points. Launch price was $80.
Processing Power
Both the A6-5400K and Celeron G550 share an identical 2-core/2-thread configuration. Boost clocks reach 3.8 GHz on the A6-5400K versus 2.6 GHz on the Celeron G550 — a 37.5% clock advantage for the A6-5400K (base: 3.6 GHz vs 2.6 GHz). The A6-5400K uses the Trinity (2012−2013) architecture (32 nm), while the Celeron G550 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A6-5400K scores 1,279 against the Celeron G550's 1,275 — a 0.3% lead for the A6-5400K. Geekbench 6 single-core — the metric most relevant to gaming — records 390 vs 379, a 2.9% lead for the A6-5400K that directly translates to higher frame rates. L3 cache: 0 kB on the A6-5400K vs 2 MB (total) on the Celeron G550.
| Feature | A6-5400K | Celeron G550 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 3.8 GHz+46% | 2.6 GHz |
| Base Clock | 3.6 GHz+38% | 2.6 GHz |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 1 MB (per core)+300% | 256 kB (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Trinity (2012−2013) | Sandy Bridge (2011−2013) |
| PassMark | 1,279 | 1,275 |
| Geekbench 6 Single | 390+3% | 379 |
| Geekbench 6 Multi | — | 663 |
Memory & Platform
The A6-5400K uses the FM2 socket (PCIe 2.0), while the Celeron G550 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1866 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,A88X (A6-5400K) and H61,B65,H67,Z68 (Celeron G550).
| Feature | A6-5400K | Celeron G550 |
|---|---|---|
| Socket | FM2 | LGA1155 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1866 | DDR3-1066 |
| Max RAM Capacity | 32 GB | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Only the A6-5400K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: AMD-V (A6-5400K) vs VT-x (Celeron G550). Both include integrated graphics — Radeon HD 7540D (A6-5400K) and HD Graphics (Sandy Bridge) (Celeron G550) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A6-5400K targets Budget Desktop, Celeron G550 targets Budget. Direct competitor: A6-5400K rivals Pentium G2120; Celeron G550 rivals Pentium G630.
| Feature | A6-5400K | Celeron G550 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon HD 7540D | HD Graphics (Sandy Bridge) |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x |
| Target Use | Budget Desktop | Budget |
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