Duron 850 vs Atom Z515
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3719 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Atom | AMD Duron |
| Power efficiency | 3.38 | no data |
| Designer | Intel | AMD |
| Manufacturer | Intel | no data |
| Architecture codename | Silverthorne (2008−2010) | Spitfire (2000−2001) |
| Release date | 8 April 2009 (17 years ago) | 8 January 2001 (25 years ago) |
| Launch price (MSRP) | no data | $149 |
Detailed specifications
Basic parameters of Atom Z515 and Duron 850: 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 | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Base clock speed | 1.2 GHz | no data |
| Boost clock speed | 1.2 GHz | 0.85 GHz |
| Bus type | FSB | FSB |
| Bus rate | 400 MT/s | 200 MT/s |
| Multiplier | 12 | 8.5 |
| L1 cache | 56 KB (per core) | 128 KB |
| L2 cache | 512 KB (per core) | 64 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 45 nm | 180 nm |
| Die size | 26 mm2 | 105.68 mm2 |
| Maximum core temperature | 90 °C | no data |
| Number of transistors | 47 million | 25 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom Z515 and Duron 850 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 (Uniprocessor) | 1 (Uniprocessor) |
| Socket | PBGA441 | A |
| Power consumption (TDP) | 1.4 Watt | 37 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom Z515 and Duron 850. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | + | no data |
| FSB parity | - | no data |
Security technologies
Atom Z515 and Duron 850 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom Z515 and Duron 850 are enumerated here.
| VT-d | - | no data |
| VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom Z515 and Duron 850. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | unknown | DDR1 Depends on motherboard |
| Maximum memory size | no data | 4 GB |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | On certain motherboards (Chipset feature) |
Pros & cons summary
| Recency | 8 April 2009 | 8 January 2001 |
| Chip lithography | 45 nm | 180 nm |
| Power consumption (TDP) | 1 Watt | 37 Watt |
Atom Z515 has an age advantage of 8 years, a 300% more advanced lithography process, and 3600% lower power consumption.
We couldn't decide between Intel Atom Z515 and AMD Duron 850. We've got no test results to judge.
Be aware that Atom Z515 is a notebook processor while Duron 850 is a desktop one.
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