Core 2 Duo T9900 vs Celeron J3355
Core 2 Duo T9900
Celeron J3355
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 T9900 is positioned at rank 635 and the Celeron J3355 is on rank 425, so the Celeron J3355 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 T9900
Performance Per Dollar Celeron J3355
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo T9900 | Celeron J3355 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Penryn (2008−2011) / 45 nm) | 🛑 Legacy (Apollo Lake (2014−2016) / 14 nm) |
💎 Value Proposition
| Insight | Core 2 Duo T9900 | Celeron J3355 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 T9900 and Celeron J3355
Core 2 Duo T9900
The Core 2 Duo T9900 is manufactured by Intel. It was released in 2 June 2009 (16 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 3.06 GHz, with boost up to 0.07 GHz. L3 cache: 6 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Memory support: DDR2, DDR3. Passmark benchmark score: 1,204 points. Launch price was $530.
Celeron J3355
The Celeron J3355 is manufactured by Intel. It was released in 30 August 2016 (9 years ago). It is based on the Apollo Lake (2014−2016) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2.5 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: FCBGA1296. Thermal design power (TDP): 10 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 1,203 points. Launch price was $107.
Processing Power
Both the Core 2 Duo T9900 and Celeron J3355 share an identical 2-core/2-thread configuration. Boost clocks reach 0.07 GHz on the Core 2 Duo T9900 versus 2.5 GHz on the Celeron J3355 — a 189.1% clock advantage for the Celeron J3355 (base: 3.06 GHz vs 2 GHz). The Core 2 Duo T9900 uses the Penryn (2008−2011) architecture (45 nm), while the Celeron J3355 uses Apollo Lake (2014−2016) (14 nm). In PassMark, the Core 2 Duo T9900 scores 1,204 against the Celeron J3355's 1,203 — a 0.1% lead for the Core 2 Duo T9900. L3 cache: 6 MB L2 Cache on the Core 2 Duo T9900 vs 0 kB on the Celeron J3355.
| Feature | Core 2 Duo T9900 | Celeron J3355 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 0.07 GHz | 2.5 GHz+3471% |
| Base Clock | 3.06 GHz+53% | 2 GHz |
| L3 Cache | 6 MB L2 Cache | 0 kB |
| L2 Cache | 6 MB (total)+500% | 1 MB |
| Process | 45 nm | 14 nm-69% |
| Architecture | Penryn (2008−2011) | Apollo Lake (2014−2016) |
| PassMark | 1,204 | 1,203 |
| Geekbench 6 Single | — | 450 |
| Geekbench 6 Multi | — | 850 |
Memory & Platform
The Core 2 Duo T9900 uses the PGA478 socket (PCIe 1.1), while the Celeron J3355 uses FCBGA1296 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core 2 Duo T9900 | Celeron J3355 |
|---|---|---|
| Socket | PGA478 | FCBGA1296 |
| PCIe Generation | PCIe 1.1 | PCIe 3.0+173% |
| Max RAM Speed | — | DDR4-2400 |
| Max RAM Capacity | — | 8 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 6 |
Advanced Features
Virtualization: not specified (Core 2 Duo T9900) / VT-x (Celeron J3355). The Celeron J3355 includes integrated graphics (HD Graphics 500), while the Core 2 Duo T9900 requires a dedicated GPU. Primary use case: Celeron J3355 targets Low Power. Direct competitor: Celeron J3355 rivals Pentium J4205.
| Feature | Core 2 Duo T9900 | Celeron J3355 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | HD Graphics 500 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Low Power |
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