Atom Z550: specs and benchmarks
Aggregate performance score
Atom Z550 provides poor benchmark performance at 0.24% of a leader's which is a 96-core EPYC 9655P.
Summary
Intel started Atom Z550 sales 8 April 2009. This is a Silverthorne architecture notebook processor primarily aimed at office systems. It has 1 core and 2 threads, and is based on 45 nm manufacturing technology, with a maximum frequency of 2000 MHz and a locked multiplier.
Compatibility-wise, this is PBGA441 processor with a TDP of 2.4 Watt. It supports unknown memory.
Primary details
Atom Z550 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 3177 | |
| Place by popularity | not in top-100 | |
| Market segment | Laptop | |
| Series | Intel Atom | |
| Power efficiency | 9.46 | of 100.00 (Ryzen Z1 Extreme) |
| Architecture codename | Silverthorne (2008−2010) | |
| Release date | 8 April 2009 (15 years ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 1 (Single-Core) | |
| Threads | 2 | |
| Base clock speed | 2 GHz | of 4.7 GHz (FX-9590) |
| Boost clock speed | 2 GHz | of 6.2 GHz (Core i9-14900KS) |
| Bus type | FSB | |
| Bus rate | 533.33 MT/s | |
| Multiplier | 15 | of 42 (Core i7-7700K) |
| L1 cache | 56 KB (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 512 KB (per core) | of 2 MB (Xeon 6980P) |
| L3 cache | 0 KB | of 1152 MB (EPYC 9684X) |
| Chip lithography | 45 nm | of 3 nm (Apple M3 Max 16-Core) |
| Die size | 26 mm2 | |
| Maximum core temperature | 90 °C | of 110 °C (Atom x7-E3950) |
| Number of transistors | 47 million | of 135,240 million (EPYC 9684X) |
| 64 bit support | - | |
| Windows 11 compatibility | - |
Compatibility
Information on Atom Z550 compatibility with other computer components and devices: 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 (Uniprocessor) | of 8 (Opteron 842) |
| Socket | PBGA441 | |
| Power consumption (TDP) | 2.4 Watt | of 500 Watt (Xeon 6960P) |
Technologies and extensions
Technological capabilities and additional instructions supported by Atom Z550. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | |
| Turbo Boost Technology | - | |
| Hyper-Threading Technology | + | |
| Idle States | + | |
| Thermal Monitoring | + | |
| Demand Based Switching | + | |
| FSB parity | - |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | |
| EDB | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | - | |
| VT-x | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Atom Z550's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | unknown |
Graphics specifications
General parameters of a GPU integrated into Atom Z550.
| Integrated graphics card | On certain motherboards (Chipset feature) |
Benchmark performance
Single-core and multi-core benchmark results of Atom Z550. Overall benchmark performance is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Send your test results of Atom Z550.
AMD equivalent
According to our data, the closest AMD alternative to Atom Z550 is A4-1200, which is slower by 4% and lower by 9 positions in our ranking.
Here are some closest AMD rivals to Atom Z550:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Atom Z550, according to our PC configuration statistics.
These are the fastest graphics cards for Atom Z550 in our user configuration statistics. There is a total of 5 configurations using Atom Z550 in our database.
