i9-9900KF vs Atom D2550
Aggregate performance score
Core i9-9900KF outperforms Atom D2550 by a whopping 4192% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3450 | 907 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 5.71 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Atom | Intel Core i9 |
| Power efficiency | 1.01 | 4.58 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Cedarview (2011−2012) | Coffee Lake-R (2018−2019) |
| Release date | 1 November 2011 (14 years ago) | 8 January 2019 (7 years ago) |
| Launch price (MSRP) | no data | $488 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Atom D2550 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 | 4 | 16 |
| Base clock speed | 1.86 GHz | 3.6 GHz |
| Boost clock speed | 1.87 GHz | 5 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 512K (per core) | 256K (per core) |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 32 nm | 14 nm |
| Die size | 66 mm2 | no data |
| Maximum core temperature | 100 °C | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 176 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Atom D2550 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 | 1 | 1 (Uniprocessor) |
| Socket | FCBGA559 | FCLGA1151 |
| Power consumption (TDP) | 10 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom D2550 and Core i9-9900KF. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | - | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | 36 Bit | no data |
Security technologies
Atom D2550 and Core i9-9900KF technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| MPX | - | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom D2550 and Core i9-9900KF are enumerated here.
| VT-d | - | + |
| VT-x | - | + |
| VT-i | - | no data |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom D2550 and Core i9-9900KF. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4-2666 |
| Maximum memory size | 4 GB | 128 GB |
| Max memory channels | 1 | 2 |
| Maximum memory bandwidth | 6.4 GB/s | 42.671 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel Graphics Media Accelerator (GMA) 3650 (640 MHz) | no data |
Graphics interfaces
Available interfaces and connections of Atom D2550 and Core i9-9900KF integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Atom D2550 and Core i9-9900KF.
| PCIe version | no data | 3.0 |
| PCI Express lanes | 4 | 16 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 0.24 | 10.30 |
| Recency | 1 November 2011 | 8 January 2019 |
| Physical cores | 2 | 8 |
| Threads | 4 | 16 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 10 Watt | 95 Watt |
Atom D2550 has 850% lower power consumption.
i9-9900KF, on the other hand, has a 4191.7% higher aggregate performance score, an age advantage of 7 years, 300% more physical cores and 300% more threads, and a 128.6% more advanced lithography process.
The Intel Core i9-9900KF is our recommended choice as it beats the Intel Atom D2550 in performance tests.
Be aware that Atom D2550 is a notebook processor while Core i9-9900KF is a desktop one.
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