Core i7-1255U vs Core 2 Quad Q6600
Aggregated performance score
Core i7-1255U outperforms Core 2 Quad Q6600 by 660% based on our aggregated benchmark results.
Primary details
Comparing Core 2 Quad Q6600 and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2245 | 782 |
| Place by popularity | not in top-100 | 50 |
| Cost-effectiveness evaluation | 1.77 | no data |
| Market segment | Desktop processor | Laptop |
| Series | Core 2 Quad (Desktop) | Intel Alder Lake-M |
| Architecture codename | Kentsfield (2007) | Alder Lake-U (2022) |
| Release date | no data | 23 February 2022 (2 years ago) |
| Current price | $67 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core 2 Quad Q6600 and Core i7-1255U 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) | 10 (Deca-Core) |
| Threads | 4 | 12 |
| Base clock speed | no data | 1.7 GHz |
| Boost clock speed | 2.4 GHz | 4.7 GHz |
| Bus support | 1066 MHz | no data |
| L1 cache | no data | 80K (per core) |
| L2 cache | no data | 1.25 MB (per core) |
| L3 cache | no data | 12 MB (shared) |
| Chip lithography | 65 nm | Intel 7 nm |
| Maximum core temperature | no data | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Core 2 Quad Q6600 and Core i7-1255U 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 | no data | FCBGA1744 |
| Power consumption (TDP) | 105 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Quad Q6600 and Core i7-1255U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | no data | + |
| FMA | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| TSX | no data | + |
| Thermal Monitoring | no data | + |
| Flex Memory Access | no data | + |
| Status | no data | Launched |
Security technologies
Core 2 Quad Q6600 and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Quad Q6600 and Core i7-1255U are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q6600 and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4, DDR5 |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
| ECC memory support | no data | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® Iris® Xe Graphics eligible |
| Quick Sync Video | no data | + |
| Graphics max frequency | no data | 1.25 GHz |
| Execution Units | no data | 96 |
Graphics interfaces
Available interfaces and connections of Core 2 Quad Q6600 and Core i7-1255U integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Core 2 Quad Q6600 and Core i7-1255U integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz |
| Max resolution over eDP | no data | 4096 x 2304 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Core 2 Quad Q6600 and Core i7-1255U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Core 2 Quad Q6600 and Core i7-1255U.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
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.
Core i7-1255U outperforms Core 2 Quad Q6600 by 660% based on our aggregated benchmark results.
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.
Benchmark coverage: 68%
Core i7-1255U outperforms Core 2 Quad Q6600 by 658% in Passmark.
Pros & cons summary
| Performance score | 1.17 | 8.89 |
| Physical cores | 4 | 10 |
| Threads | 4 | 12 |
| Power consumption (TDP) | 105 Watt | 15 Watt |
The Core i7-1255U is our recommended choice as it beats the Core 2 Quad Q6600 in performance tests.
Note that Core 2 Quad Q6600 is a desktop processor while Core i7-1255U is a notebook one.
Should you still have questions on choice between Core 2 Quad Q6600 and Core i7-1255U, ask them in Comments section, and we shall answer.
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