
Phenom II X2 N620 vs Celeron 7305

Phenom II X2 N620

Celeron 7305
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 Phenom II X2 N620 is positioned at rank 177 and the Celeron 7305 is on rank 890, so the Phenom II X2 N620 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom II X2 N620
Performance Per Dollar Celeron 7305
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom II X2 N620 | Celeron 7305 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($107) |
| Longevity | 🛑 Legacy (Champlain (2010−2011) / 45 nm) | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Phenom II X2 N620 | Celeron 7305 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($107) |
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 Phenom II X2 N620 and Celeron 7305

Phenom II X2 N620
The Phenom II X2 N620 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 2.8 GHz. L2 cache: 2 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 2 MB. Memory support: DDR3. Passmark benchmark score: 2,503 points. Launch price was $149.

Celeron 7305
The Celeron 7305 is manufactured by Intel. It was released in 2007-01-01. It is based on the Alder Lake-U (2022) architecture. It features 5 cores and 5 threads. Max frequency: 1.1 GHz. L3 cache: 8 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267. Passmark benchmark score: 2,520 points. Launch price was $69.
Processing Power
The Phenom II X2 N620 packs 2 cores / 2 threads, while the Celeron 7305 offers 5 cores / 5 threads — the Celeron 7305 has 3 more cores. Boost clocks reach 2.8 GHz on the Phenom II X2 N620 versus 1.1 GHz on the Celeron 7305 — a 87.2% clock advantage for the Phenom II X2 N620. The Phenom II X2 N620 uses the Champlain (2010−2011) architecture (45 nm), while the Celeron 7305 uses Alder Lake-U (2022) (Intel 7 nm). In PassMark, the Phenom II X2 N620 scores 2,503 against the Celeron 7305's 2,520 — a 0.7% lead for the Celeron 7305.
| Feature | Phenom II X2 N620 | Celeron 7305 |
|---|---|---|
| Cores / Threads | 2 / 2 | 5 / 5+150% |
| Boost Clock | 2.8 GHz+155% | 1.1 GHz |
| L3 Cache | — | 8 MB (total) |
| L2 Cache | 2 MB+60% | 1.25 MB (per core) |
| Process | 45 nm | Intel 7 nm-84% |
| Architecture | Champlain (2010−2011) | Alder Lake-U (2022) |
| PassMark | 2,503 | 2,520 |
| Cinebench R23 Multi | — | 1,422 |
| Geekbench 6 Single | — | 641 |
| Geekbench 6 Multi | — | 1,598 |
Memory & Platform
The Phenom II X2 N620 uses the S1 socket (PCIe 2.0), while the Celeron 7305 uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Phenom II X2 N620 | Celeron 7305 |
|---|---|---|
| Socket | S1 | FCBGA1744 |
| PCIe Generation | PCIe 2.0 | PCIe 5.0+150% |
| Max RAM Speed | — | DDR5-4800 |
| Max RAM Capacity | — | 64 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 20 |
Advanced Features
Virtualization: not specified (Phenom II X2 N620) / VT-x, VT-d (Celeron 7305). The Celeron 7305 includes integrated graphics (UHD Graphics for 12th Gen), while the Phenom II X2 N620 requires a dedicated GPU. Primary use case: Celeron 7305 targets Budget. Direct competitor: Celeron 7305 rivals Ryzen 3 7320U.
| Feature | Phenom II X2 N620 | Celeron 7305 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | UHD Graphics for 12th Gen |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Budget |
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