CPU
GPU
Athlon 64 X2 5400+
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 Athlon 64 X2 5400+ is positioned at rank 1091 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 Athlon 64 X2 5400+
Performance Per Dollar Celeron 4305U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 X2 5400+ | Celeron 4305U |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($78) | ⚠️ Higher cost ($107) |
| Longevity | 🛑 Legacy (Windsor (2006−2007) / 90 nm) | ✨ Modern (Whiskey Lake-U (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Athlon 64 X2 5400+ | Celeron 4305U |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+39%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($78) | ⚠️ 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 Athlon 64 X2 5400+ and Celeron 4305U
Athlon 64 X2 5400+
The Athlon 64 X2 5400+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Windsor (2006−2007) architecture. It features 2 cores and 2 threads. Max frequency: 2.8 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 90 nm process technology. Socket: AM2. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,585 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
Both the Athlon 64 X2 5400+ and Celeron 4305U share an identical 2-core/2-thread configuration. Boost clocks reach 2.8 GHz on the Athlon 64 X2 5400+ versus 2.2 GHz on the Celeron 4305U — a 24% clock advantage for the Athlon 64 X2 5400+. The Athlon 64 X2 5400+ uses the Windsor (2006−2007) architecture (90 nm), while the Celeron 4305U uses Whiskey Lake-U (2018−2019) (14 nm). In PassMark, the Athlon 64 X2 5400+ scores 1,585 against the Celeron 4305U's 1,562 — a 1.5% lead for the Athlon 64 X2 5400+. L3 cache: 0 kB on the Athlon 64 X2 5400+ vs 2 MB (total) on the Celeron 4305U.
| Feature | Athlon 64 X2 5400+ | Celeron 4305U |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.8 GHz+27% | 2.2 GHz |
| Base Clock | — | 2.2 GHz |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 512 kB+100% | 256 kB (per core) |
| Process | 90 nm | 14 nm-84% |
| Architecture | Windsor (2006−2007) | Whiskey Lake-U (2018−2019) |
| PassMark | 1,585+1% | 1,562 |
Memory & Platform
The Athlon 64 X2 5400+ uses the AM2 socket (PCIe 1.1), while the Celeron 4305U uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Athlon 64 X2 5400+ versus 2133 on the Celeron 4305U — the Celeron 4305U supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron 4305U supports up to 64 of RAM compared to 16 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon 64 X2 5400+) vs 16 (Celeron 4305U) — the Celeron 4305U offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD AM2 (Athlon 64 X2 5400+) and Whiskey Lake-U (Celeron 4305U).
| Feature | Athlon 64 X2 5400+ | Celeron 4305U |
|---|---|---|
| Socket | AM2 | FCBGA1528 |
| PCIe Generation | PCIe 1.1 | PCIe 3.0+173% |
| Max RAM Speed | DDR2-800 | 2133+106550% |
| Max RAM Capacity | 16 GB+26214300% | 64 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Virtualization: not specified (Athlon 64 X2 5400+) / true (Celeron 4305U). The Celeron 4305U includes integrated graphics (Intel UHD Graphics 610), while the Athlon 64 X2 5400+ requires a dedicated GPU. Primary use case: Celeron 4305U targets Budget. Direct competitor: Celeron 4305U rivals Pentium Gold 5405U.
| Feature | Athlon 64 X2 5400+ | Celeron 4305U |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel UHD Graphics 610 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | true |
| Target Use | — | Budget |
Value Analysis
The Athlon 64 X2 5400+ launched at $485 MSRP, while the Celeron 4305U debuted at $107.
| Feature | Athlon 64 X2 5400+ | Celeron 4305U |
|---|---|---|
| MSRP | $485 | $107-78% |
| Avg Price (30d) | $78 | — |
| Release Date | 2006 | 2019 |
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