Phenom X4 9550 vs Pentium Dual T3400
Aggregate performance score
Phenom X4 9550 outperforms Pentium Dual Core T3400 by a whopping 145% based on our aggregate benchmark results.
Primary details
Comparing Pentium Dual Core T3400 and Phenom X4 9550 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3033 | 2493 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Pentium Dual Core | no data |
| Power efficiency | 1.14 | 1.03 |
| Architecture codename | Merom (2006−2008) | Agena (2007−2008) |
| Release date | 1 October 2008 (16 years ago) | March 2008 (16 years ago) |
Detailed specifications
Pentium Dual Core T3400 and Phenom X4 9550 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 2 (Dual-core) | 4 (Quad-Core) |
| Threads | 2 | 4 |
| Boost clock speed | 2.16 GHz | 2.2 GHz |
| Bus rate | 667 MHz | no data |
| L1 cache | no data | 128 KB (per core) |
| L2 cache | 1 MB | 512 KB (per core) |
| L3 cache | no data | 2 MB (shared) |
| Chip lithography | 65 nm | 65 nm |
| Die size | 143 mm2 | 285 mm2 |
| Number of transistors | 291 Million | 450 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium Dual Core T3400 and Phenom X4 9550 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | no data | 1 |
| Socket | PPGA478 | AM2+ |
| Power consumption (TDP) | 35 Watt | 95 Watt |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium Dual Core T3400 and Phenom X4 9550 are enumerated here.
| AMD-V | - | + |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 0.42 | 1.03 |
| Physical cores | 2 | 4 |
| Threads | 2 | 4 |
| Power consumption (TDP) | 35 Watt | 95 Watt |
Pentium Dual T3400 has 171.4% lower power consumption.
Phenom X4 9550, on the other hand, has a 145.2% higher aggregate performance score, and 100% more physical cores and 100% more threads.
The Phenom X4 9550 is our recommended choice as it beats the Pentium Dual Core T3400 in performance tests.
Be aware that Pentium Dual Core T3400 is a notebook processor while Phenom X4 9550 is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
