Core i5-6442EQ vs Core 2 Quad Q9550
Aggregate performance score
Core i5-6442EQ outperforms Core 2 Quad Q9550 by an impressive 92% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2170 | 1680 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.40 |
| Market segment | Desktop processor | Laptop |
| Series | Core 2 Quad (Desktop) | Intel Core i5 |
| Power efficiency | 1.46 | 10.68 |
| Architecture codename | Yorkfield (2007−2009) | Skylake (2015−2016) |
| Release date | no data | 12 October 2015 (9 years ago) |
| Launch price (MSRP) | no data | $250 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ 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 | 4 (Quad-Core) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Boost clock speed | 2.83 GHz | 1.9 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | 1333 MHz | 4 × 8 GT/s |
| Multiplier | no data | 19 |
| L1 cache | 64K (per core) | 256 KB |
| L2 cache | 12288 KB | 1 MB |
| L3 cache | 0 KB | 6 MB |
| Chip lithography | 45 nm | 14 nm |
| Die size | 2x 107 mm2 | 122 mm2 |
| Maximum case temperature (TCase) | 71 °C | no data |
| Number of transistors | 820 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ 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 | 1 | 1 (Uniprocessor) |
| Socket | LGA775 | no data |
| Power consumption (TDP) | 95 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | - | + |
Security technologies
Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1,DDR2,DDR3 | no data |
| Maximum memory size | no data | 64 GB |
| Maximum memory bandwidth | no data | 34.134 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics 530 |
Peripherals
Specifications and connection of peripherals supported by Core 2 Quad (Desktop) Q9550 and Core i5-6442EQ.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 16 |
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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 | 1.47 | 2.82 |
| Chip lithography | 45 nm | 14 nm |
| Power consumption (TDP) | 95 Watt | 25 Watt |
i5-6442EQ has a 91.8% higher aggregate performance score, a 221.4% more advanced lithography process, and 280% lower power consumption.
The Core i5-6442EQ is our recommended choice as it beats the Core 2 Quad Q9550 in performance tests.
Note that Core 2 Quad Q9550 is a desktop processor while Core i5-6442EQ is a notebook one.
Should you still have questions on choice between Core 2 Quad Q9550 and Core i5-6442EQ, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
