
Phenom X4 9500 vs Celeron 4305U

Phenom X4 9500

Celeron 4305U
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 9500 is positioned at rank 1061 and the Celeron 4305U is on rank 109, so the Celeron 4305U 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 9500
Performance Per Dollar Celeron 4305U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom X4 9500 | Celeron 4305U |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($30) | ⚠️ Higher cost ($107) |
| Longevity | 🛑 Legacy (Agena (2007−2008) / 65 nm) | ✨ Modern (Whiskey Lake-U (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Phenom X4 9500 | Celeron 4305U |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+257%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($30) | ⚠️ 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 X4 9500 and Celeron 4305U

Phenom X4 9500
The Phenom X4 9500 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: 2.2 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: 1,564 points. Launch price was $149.

Celeron 4305U
The Celeron 4305U is manufactured by Intel. It was released in 16 April 2019 (6 years ago). It is based on the Whiskey Lake-U (2018−2019) 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 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR4-2133, LPDDR3-1866. Passmark benchmark score: 1,562 points. Launch price was $107.
Processing Power
The Phenom X4 9500 packs 4 cores / 4 threads, while the Celeron 4305U offers 2 cores / 2 threads — the Phenom X4 9500 has 2 more cores. Boost clocks reach 2.2 GHz on the Phenom X4 9500 versus 2.2 GHz on the Celeron 4305U — identical boost frequencies. The Phenom X4 9500 uses the Agena (2007−2008) architecture (65 nm), while the Celeron 4305U uses Whiskey Lake-U (2018−2019) (14 nm). In PassMark, the Phenom X4 9500 scores 1,564 against the Celeron 4305U's 1,562 — a 0.1% lead for the Phenom X4 9500. Both processors carry 2 MB (total) of L3 cache.
| Feature | Phenom X4 9500 | Celeron 4305U |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.2 GHz | 2.2 GHz |
| Base Clock | — | 2.2 GHz |
| L3 Cache | 2 MB (total) | 2 MB (total) |
| L2 Cache | 512 kB (per core)+100% | 256 kB (per core) |
| Process | 65 nm | 14 nm-78% |
| Architecture | Agena (2007−2008) | Whiskey Lake-U (2018−2019) |
| PassMark | 1,564 | 1,562 |
Memory & Platform
The Phenom X4 9500 uses the AM2+ socket (PCIe 2.0), while the Celeron 4305U uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Phenom X4 9500 | Celeron 4305U |
|---|---|---|
| Socket | AM2+ | FCBGA1528 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | — | 2133 |
| Max RAM Capacity | — | 64 |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Phenom X4 9500) / true (Celeron 4305U). The Celeron 4305U includes integrated graphics (Intel UHD Graphics 610), while the Phenom X4 9500 requires a dedicated GPU. Primary use case: Celeron 4305U targets Budget. Direct competitor: Celeron 4305U rivals Pentium Gold 5405U.
| Feature | Phenom X4 9500 | Celeron 4305U |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel UHD Graphics 610 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | true |
| Target Use | — | Budget |
Value Analysis
The Phenom X4 9500 launched at $247 MSRP, while the Celeron 4305U debuted at $107.
| Feature | Phenom X4 9500 | Celeron 4305U |
|---|---|---|
| MSRP | $247 | $107-57% |
| Avg Price (30d) | $30 | — |
| Release Date | 2007 | 2019 |
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