Core i9-9900KF vs Core Duo T2450
Primary details
Comparing Core Duo T2450 and Core i9-9900KF processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | 614 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 15.45 |
| Market segment | Laptop | Desktop processor |
| Series | Core Duo | Intel Core i9 |
| Architecture codename | Yonah (2005−2006) | Coffee Lake-R (2018−2019) |
| Release date | no data | 8 January 2019 (5 years ago) |
| Launch price (MSRP) | no data | $488 |
| Current price | $40 | $343 (0.7x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core Duo T2450 and Core i9-9900KF 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 GHz | 3.6 GHz |
| Boost clock speed | 2 GHz | 5 GHz |
| Bus support | 533 MHz | 4 × 8 GT/s |
| L1 cache | no data | 64K (per core) |
| L2 cache | no data | 256K (per core) |
| L3 cache | 2 MB L2 KB | 16 MB (shared) |
| Chip lithography | 65 nm | 14 nm |
| Maximum core temperature | 100 °C | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| 64 bit support | - | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | Yes |
| VID voltage range | 0.95V-1.262V | no data |
Compatibility
Information on Core Duo T2450 and Core i9-9900KF 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 | FCLGA1151 |
| Power consumption (TDP) | 31 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Duo T2450 and Core i9-9900KF. 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 | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | no data | + |
| Idle States | - | + |
| Thermal Monitoring | no data | + |
| SIPP | no data | - |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Status | Discontinued | Discontinued |
Security technologies
Core Duo T2450 and Core i9-9900KF technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
| Secure Key | no data | + |
| MPX | no data | + |
| Identity Protection | no data | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Duo T2450 and Core i9-9900KF 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 Duo T2450 and Core i9-9900KF. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-2666 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 41.6 GB/s |
| ECC memory support | no data | - |
Peripherals
Specifications and connection of peripherals supported by Core Duo T2450 and Core i9-9900KF.
| 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.
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 i9-9900KF outperforms Core Duo T2450 by 4354% in Passmark.
Pros & cons summary
| Physical cores | 2 | 8 |
| Threads | 2 | 16 |
| Chip lithography | 65 nm | 14 nm |
| Power consumption (TDP) | 31 Watt | 95 Watt |
We couldn't decide between Core Duo T2450 and Core i9-9900KF. We've got no test results to judge.
Be aware that Core Duo T2450 is a notebook processor while Core i9-9900KF is a desktop one.
Should you still have questions on choice between Core Duo T2450 and Core i9-9900KF, 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.
