Core 2 Duo T5600 vs Celeron 4305U
Core 2 Duo T5600
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 Core 2 Duo T5600 is positioned at rank 1179 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 Core 2 Duo T5600
Performance Per Dollar Celeron 4305U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo T5600 | Celeron 4305U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($241) | ✅ More affordable ($107) |
| Longevity | 🛑 Legacy (Merom (2006−2008) / 65 nm) | ✨ Modern (Whiskey Lake-U (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core 2 Duo T5600 | Celeron 4305U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+126%) |
| Upfront Cost | ⚠️ Higher cost ($241) | ✅ More affordable ($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 Core 2 Duo T5600 and Celeron 4305U
Core 2 Duo T5600
The Core 2 Duo T5600 is manufactured by Intel. It was released in 28 July 2006 (19 years ago). It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 1.83 GHz, with boost up to 1.83 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 34 Watt. Passmark benchmark score: 1,560 points. Launch price was $241.
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 Core 2 Duo T5600 and Celeron 4305U share an identical 2-core/2-thread configuration. Boost clocks reach 1.83 GHz on the Core 2 Duo T5600 versus 2.2 GHz on the Celeron 4305U — a 18.4% clock advantage for the Celeron 4305U (base: 1.83 GHz vs 2.2 GHz). The Core 2 Duo T5600 uses the Merom (2006−2008) architecture (65 nm), while the Celeron 4305U uses Whiskey Lake-U (2018−2019) (14 nm). In PassMark, the Core 2 Duo T5600 scores 1,560 against the Celeron 4305U's 1,562 — a 0.1% lead for the Celeron 4305U. L3 cache: 0 kB on the Core 2 Duo T5600 vs 2 MB (total) on the Celeron 4305U.
| Feature | Core 2 Duo T5600 | Celeron 4305U |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.83 GHz | 2.2 GHz+20% |
| Base Clock | 1.83 GHz | 2.2 GHz+20% |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 2 MB+700% | 256 kB (per core) |
| Process | 65 nm | 14 nm-78% |
| Architecture | Merom (2006−2008) | Whiskey Lake-U (2018−2019) |
| PassMark | 1,560 | 1,562 |
Memory & Platform
The Core 2 Duo T5600 uses the PGA478 socket (PCIe 1.1), while the Celeron 4305U uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core 2 Duo T5600 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 4 GB — 176.5% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Core 2 Duo T5600) vs 16 (Celeron 4305U) — the Celeron 4305U offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: 945GM,945PM (Core 2 Duo T5600) and Whiskey Lake-U (Celeron 4305U).
| Feature | Core 2 Duo T5600 | Celeron 4305U |
|---|---|---|
| Socket | PGA478 | FCBGA1528 |
| PCIe Generation | PCIe 1.1 | PCIe 3.0+173% |
| Max RAM Speed | DDR2-667 | 2133+106550% |
| Max RAM Capacity | 4 GB+6553500% | 64 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Virtualization: not specified (Core 2 Duo T5600) / true (Celeron 4305U). The Celeron 4305U includes integrated graphics (Intel UHD Graphics 610), while the Core 2 Duo T5600 requires a dedicated GPU. Primary use case: Celeron 4305U targets Budget. Direct competitor: Celeron 4305U rivals Pentium Gold 5405U.
| Feature | Core 2 Duo T5600 | 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 Core 2 Duo T5600 launched at $241 MSRP, while the Celeron 4305U debuted at $107.
| Feature | Core 2 Duo T5600 | Celeron 4305U |
|---|---|---|
| MSRP | $241 | $107-56% |
| Release Date | 2006 | 2019 |
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