i9-9900KS vs Atom Z2520
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 846 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 8.11 |
| Market segment | Laptop | Desktop processor |
| Series | no data | Intel Core i9 |
| Power efficiency | no data | 3.68 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Clovertrail (2013) | Coffee Lake-R (2018−2019) |
| Release date | 27 February 2013 (13 years ago) | 28 October 2019 (6 years ago) |
| Launch price (MSRP) | no data | $513 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Basic parameters of Atom Z2520 and Core i9-9900KS: 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 | 1.2 GHz | 4 GHz |
| Boost clock speed | 1.2 GHz | 5 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | no data | 40 |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 512 KB (per core) | 256 KB (per core) |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 32 nm | 14 nm |
| Die size | 65 mm2 | 180 mm2 |
| Maximum core temperature | 90 °C | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 140 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Atom Z2520 and Core i9-9900KS 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 | FC-MB4760 | FCLGA1151 |
| Power consumption (TDP) | 3 Watt | 127 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom Z2520 and Core i9-9900KS. 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 | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| SIPP | - | + |
| PAE | 32 Bit | no data |
| Smart Idle | + | no data |
Security technologies
Atom Z2520 and Core i9-9900KS 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 Z2520 and Core i9-9900KS are enumerated here.
| AMD-V | - | + |
| VT-d | no data | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom Z2520 and Core i9-9900KS. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR4 |
| Maximum memory size | 2 GB | 128 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 8.5 GB/s | 42.671 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | SGX 544MP2 | Intel UHD Graphics 630 |
| Max video memory | no data | 64 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 1.2 GHz |
| InTru 3D | no data | + |
Graphics interfaces
Available interfaces and connections of Atom Z2520 and Core i9-9900KS integrated GPUs.
| Number of displays supported | 2 | 3 |
Graphics image quality
Maximum display resolutions supported by Atom Z2520 and Core i9-9900KS integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096 x 2304@24Hz |
| Max resolution over eDP | no data | 4096 x 2304@60Hz |
| Max resolution over DisplayPort | no data | 4096 x 2304@60Hz |
Graphics API support
APIs supported by Atom Z2520 and Core i9-9900KS integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Atom Z2520 and Core i9-9900KS.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 16 |
| USB revision | 2.0 OTG, USB-SPH 2.0 | no data |
| Number of USB ports | 2 | no data |
| UART | 3 | no data |
Pros & cons summary
| Recency | 27 February 2013 | 28 October 2019 |
| Physical cores | 2 | 8 |
| Threads | 4 | 16 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 3 Watt | 127 Watt |
Atom Z2520 has 4133% lower power consumption.
i9-9900KS, on the other hand, has an age advantage of 6 years, 300% more physical cores and 300% more threads, and a 129% more advanced lithography process.
We couldn't decide between Intel Atom Z2520 and Intel Core i9-9900KS. We've got no test results to judge.
Be aware that Atom Z2520 is a notebook processor while Core i9-9900KS is a desktop one.
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