i9-11900 vs Pentium D1509
Primary details
Comparing Pentium D1509 and Core i9-11900 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 505 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | no data | 20.76 |
| Architecture codename | no data | Rocket Lake (2021) |
| Release date | 1 October 2015 (9 years ago) | 16 March 2021 (3 years ago) |
Detailed specifications
Pentium D1509 and Core i9-11900 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 | 1.5 GHz | 2.5 GHz |
| Boost clock speed | no data | 5.1 GHz |
| Bus rate | no data | 8 GT/s |
| L1 cache | no data | 64K (per core) |
| L2 cache | no data | 256K (per core) |
| L3 cache | 3 MB | 16 MB (shared) |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Pentium D1509 and Core i9-11900 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 |
| Socket | FCBGA1667 | FCLGA1200 |
| Power consumption (TDP) | 19 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium D1509 and Core i9-11900. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX2 | 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 | + | + |
| Thermal Monitoring | + | + |
| SIPP | - | + |
| GPIO | + | no data |
| Turbo Boost Max 3.0 | no data | + |
| Deep Learning Boost | - | + |
Security technologies
Pentium D1509 and Core i9-11900 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | + | + |
| Identity Protection | + | + |
| SGX | no data | - |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium D1509 and Core i9-11900 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium D1509 and Core i9-11900. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR3 | DDR4-3200 |
| Maximum memory size | 128 GB | 128 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | no data | 50 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics 750 |
| Max video memory | no data | 64 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 1.3 GHz |
| Execution Units | no data | 32 |
| InTru 3D | no data | + |
Graphics interfaces
Available interfaces and connections of Pentium D1509 and Core i9-11900 integrated GPUs.
| Number of displays supported | no data | 3 |
Graphics image quality
Maximum display resolutions supported by Pentium D1509 and Core i9-11900 integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2160@60Hz |
| Max resolution over eDP | no data | 5120 x 3200 @60Hz |
| Max resolution over DisplayPort | no data | 5120 x 3200 @60Hz |
Graphics API support
APIs supported by Pentium D1509 and Core i9-11900 integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Pentium D1509 and Core i9-11900.
| PCIe version | 2.0/3.0 | 4.0 |
| PCI Express lanes | 32 | 20 |
| USB revision | 2.0/3.0 | no data |
| Total number of SATA ports | 6 | no data |
| Number of USB ports | 8 | no data |
| Integrated LAN | - | no data |
| UART | + | no data |
Pros & cons summary
| Recency | 1 October 2015 | 16 March 2021 |
| Physical cores | 2 | 8 |
| Threads | 2 | 16 |
| Power consumption (TDP) | 19 Watt | 65 Watt |
Pentium D1509 has 242.1% lower power consumption.
i9-11900, on the other hand, has an age advantage of 5 years, and 300% more physical cores and 700% more threads.
We couldn't decide between Pentium D1509 and Core i9-11900. We've got no test results to judge.
Be aware that Pentium D1509 is a server/workstation processor while Core i9-11900 is a desktop one.
Should you still have questions on choice between Pentium D1509 and Core i9-11900, ask them in Comments section, and we shall answer.
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