Phenom X4 9750B vs Celeron N4020
Phenom X4 9750B
Celeron N4020
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 X4 9750B is positioned at rank 1047 and the Celeron N4020 is on rank 993, so the Celeron N4020 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom X4 9750B
Performance Per Dollar Celeron N4020
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom X4 9750B | Celeron N4020 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($34) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Agena (2007−2008) / 65 nm) | ✨ Modern (Gemini Lake Refresh (2019) / 14 nm) |
💎 Value Proposition
| Insight | Phenom X4 9750B | Celeron N4020 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($34) | ✅ More affordable ($0) |
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 X4 9750B and Celeron N4020
Phenom X4 9750B
The Phenom X4 9750B is manufactured by AMD. It was released in 2009-01-01. It is based on the Agena (2007−2008) architecture. It features 4 cores and 4 threads. Max frequency: 2.4 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 1,520 points. Launch price was $149.
Celeron N4020
The Celeron N4020 is manufactured by Intel. It was released in 2007-01-01. It is based on the Gemini Lake Refresh (2019) architecture. It features 2 cores and 2 threads. Base frequency is 1.1 GHz, with boost up to 2.8 GHz. L3 cache: 4 MB. L2 cache: 4 MB. Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 6 Watt. Memory support: DDR4. Passmark benchmark score: 1,535 points. Launch price was $69.
Processing Power
The Phenom X4 9750B packs 4 cores / 4 threads, while the Celeron N4020 offers 2 cores / 2 threads — the Phenom X4 9750B has 2 more cores. Boost clocks reach 2.4 GHz on the Phenom X4 9750B versus 2.8 GHz on the Celeron N4020 — a 15.4% clock advantage for the Celeron N4020. The Phenom X4 9750B uses the Agena (2007−2008) architecture (65 nm), while the Celeron N4020 uses Gemini Lake Refresh (2019) (14 nm). In PassMark, the Phenom X4 9750B scores 1,520 against the Celeron N4020's 1,535 — a 1% lead for the Celeron N4020. L3 cache: 2 MB (total) on the Phenom X4 9750B vs 4 MB on the Celeron N4020.
| Feature | Phenom X4 9750B | Celeron N4020 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.4 GHz | 2.8 GHz+17% |
| Base Clock | — | 1.1 GHz |
| L3 Cache | 2 MB (total) | 4 MB+100% |
| L2 Cache | 512 kB (per core) | 4 MB+700% |
| Process | 65 nm | 14 nm-78% |
| Architecture | Agena (2007−2008) | Gemini Lake Refresh (2019) |
| PassMark | 1,520 | 1,535 |
| Geekbench 6 Single | 300 | — |
| Geekbench 6 Multi | 1,000 | — |
Memory & Platform
The Phenom X4 9750B uses the AM2+ socket (PCIe 2.0), while the Celeron N4020 uses FCBGA1090 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Phenom X4 9750B | Celeron N4020 |
|---|---|---|
| Socket | AM2+ | FCBGA1090 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR2-1066 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: AMD-V (Phenom X4 9750B) / not specified (Celeron N4020). Primary use case: Phenom X4 9750B targets Legacy Desktop.
| Feature | Phenom X4 9750B | Celeron N4020 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Legacy Desktop | — |
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