CPU
GPU
Celeron 5205U
Celeron G555
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 5205U is positioned at rank 1231 and the Celeron G555 is on rank 634, so the Celeron G555 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron 5205U
Performance Per Dollar Celeron G555
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron 5205U | Celeron G555 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | ✨ Modern (Comet Lake-U (2019−2020) / 14 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Celeron 5205U | Celeron G555 |
|---|---|---|
| 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 Celeron 5205U and Celeron G555
Celeron 5205U
The Celeron 5205U is manufactured by Intel. It was released in 31 October 2019 (6 years ago). It is based on the Comet Lake-U (2019−2020) architecture. It features 2 cores and 2 threads. Base frequency is 1.9 GHz, with boost up to 1.9 GHz. L3 cache: 2 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 1,432 points. Launch price was $107.
Celeron G555
The Celeron G555 is manufactured by Intel. It was released in 1 September 2012 (13 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.7 GHz, with boost up to 2.7 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: 1,427 points. Launch price was $89.
Processing Power
Both the Celeron 5205U and Celeron G555 share an identical 2-core/2-thread configuration. Boost clocks reach 1.9 GHz on the Celeron 5205U versus 2.7 GHz on the Celeron G555 — a 34.8% clock advantage for the Celeron G555 (base: 1.9 GHz vs 2.7 GHz). The Celeron 5205U uses the Comet Lake-U (2019−2020) architecture (14 nm), while the Celeron G555 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Celeron 5205U scores 1,432 against the Celeron G555's 1,427 — a 0.3% lead for the Celeron 5205U. Geekbench 6 single-core — the metric most relevant to gaming — records 385 vs 398, a 3.3% lead for the Celeron G555 that directly translates to higher frame rates. Multi-core Geekbench: 650 vs 742 (13.2% advantage for the Celeron G555). L3 cache: 2 MB on the Celeron 5205U vs 2 MB (total) on the Celeron G555.
| Feature | Celeron 5205U | Celeron G555 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.9 GHz | 2.7 GHz+42% |
| Base Clock | 1.9 GHz | 2.7 GHz+42% |
| L3 Cache | 2 MB | 2 MB (total) |
| L2 Cache | 1 MB+300% | 256 kB (per core) |
| Process | 14 nm-56% | 32 nm |
| Architecture | Comet Lake-U (2019−2020) | Sandy Bridge (2011−2013) |
| PassMark | 1,432 | 1,427 |
| Geekbench 6 Single | 385 | 398+3% |
| Geekbench 6 Multi | 650 | 742+14% |
Memory & Platform
The Celeron 5205U uses the FCBGA1528 socket (PCIe 3.0), while the Celeron G555 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Celeron 5205U versus DDR3-1333 on the Celeron G555 — the Celeron 5205U supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron 5205U supports up to 64 GB of RAM compared to 32 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Celeron 5205U) vs 16 (Celeron G555) — the Celeron G555 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Comet Lake-U (Celeron 5205U) and H61,H67,P67,Z68,B75,Z77 (Celeron G555).
| Feature | Celeron 5205U | Celeron G555 |
|---|---|---|
| Socket | FCBGA1528 | LGA1155 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR4-2400+33% | DDR3-1333 |
| Max RAM Capacity | 64 GB+100% | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 12 | 16+33% |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Celeron 5205U) vs VT-x (Celeron G555). Both include integrated graphics — UHD Graphics (Comet Lake) (Celeron 5205U) and Intel HD Graphics (Sandy Bridge) (Celeron G555) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron 5205U targets Budget, Celeron G555 targets Desktop. Direct competitor: Celeron 5205U rivals Pentium Gold 6405U; Celeron G555 rivals Pentium G630.
| Feature | Celeron 5205U | Celeron G555 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | UHD Graphics (Comet Lake) | Intel HD Graphics (Sandy Bridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | VT-x |
| Target Use | Budget | Desktop |
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