Core i9-11900KF vs Core 2 Duo SP9600
Aggregate performance score
Core i9-11900KF outperforms Core 2 Duo SP9600 by a whopping 2115% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Duo SP9600 and Core i9-11900KF processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2696 | 428 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Core 2 Duo | no data |
| Power efficiency | 2.69 | 11.91 |
| Architecture codename | Penryn (2008−2011) | Rocket Lake (2021) |
| Release date | 1 March 2009 (15 years ago) | 16 March 2021 (3 years ago) |
| Launch price (MSRP) | $316 | no data |
Detailed specifications
Core 2 Duo SP9600 and Core i9-11900KF 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) | 8 (Octa-Core) |
| Threads | 2 | 16 |
| Base clock speed | 2.53 GHz | 3.5 GHz |
| Boost clock speed | 2.53 GHz | 5.2 GHz |
| Bus rate | 1066 MHz | 8 GT/s |
| L1 cache | 128 KB | 64K (per core) |
| L2 cache | 6 MB | 256K (per core) |
| L3 cache | 6 MB L2 Cache | 16 MB (shared) |
| Chip lithography | 45 nm | 14 nm |
| Die size | 107 mm2 | no data |
| Maximum core temperature | 105 °C | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 410 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
| VID voltage range | 1.05V-1.15V | no data |
Compatibility
Information on Core 2 Duo SP9600 and Core i9-11900KF 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 | BGA479,BGA956,PBGA479 | FCLGA1200 |
| Power consumption (TDP) | 25 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo SP9600 and Core i9-11900KF. 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, Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | - | no data |
| Turbo Boost Max 3.0 | no data | + |
| FSB parity | - | no data |
| Deep Learning Boost | - | + |
Security technologies
Core 2 Duo SP9600 and Core i9-11900KF technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | no data | + |
| Identity Protection | - | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Duo SP9600 and Core i9-11900KF are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo SP9600 and Core i9-11900KF. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-3200 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 50 GB/s |
Peripherals
Specifications and connection of peripherals supported by Core 2 Duo SP9600 and Core i9-11900KF.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Performance score | 0.71 | 15.73 |
| Recency | 1 March 2009 | 16 March 2021 |
| Physical cores | 2 | 8 |
| Threads | 2 | 16 |
| Chip lithography | 45 nm | 14 nm |
| Power consumption (TDP) | 25 Watt | 125 Watt |
Core 2 Duo SP9600 has 400% lower power consumption.
i9-11900KF, on the other hand, has a 2115.5% higher aggregate performance score, an age advantage of 12 years, 300% more physical cores and 700% more threads, and a 221.4% more advanced lithography process.
The Core i9-11900KF is our recommended choice as it beats the Core 2 Duo SP9600 in performance tests.
Be aware that Core 2 Duo SP9600 is a notebook processor while Core i9-11900KF is a desktop one.
Should you still have questions on choice between Core 2 Duo SP9600 and Core i9-11900KF, ask them in Comments section, and we shall answer.
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