Atom Z520 vs D2700
Primary details
Comparing Atom D2700 and Atom Z520 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Atom | Intel Atom |
| Architecture codename | Cedarview (2011−2012) | Silverthorne (2008−2010) |
| Release date | 1 November 2011 (13 years ago) | 2 April 2008 (16 years ago) |
| Launch price (MSRP) | $52 | $65 |
Detailed specifications
Atom D2700 and Atom Z520 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) | 1 (Single-Core) |
| Threads | 4 | 2 |
| Base clock speed | 2.13 GHz | 1.33 GHz |
| Boost clock speed | 0.13 GHz | 0.03 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 533.33 MT/s |
| Multiplier | no data | 10 |
| L1 cache | 64 KB (per core) | 56 KB |
| L2 cache | 512K (per core) | 512 KB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 32 nm | 45 nm |
| Die size | 66 mm2 | 24.18 mm2 |
| Maximum core temperature | 100 °C | 90 °C |
| Number of transistors | 176 million | 47 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.75-1.1V |
Compatibility
Information on Atom D2700 and Atom Z520 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 | PBGA441 |
| Power consumption (TDP) | 10 Watt | 2 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom D2700 and Atom Z520. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| Enhanced SpeedStep (EIST) | - | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | + | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | - | + |
| PAE | 36 Bit | no data |
| AMT | - | no data |
| FSB parity | no data | - |
| HD Audio | + | no data |
Security technologies
Atom D2700 and Atom Z520 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom D2700 and Atom Z520 are enumerated here.
| VT-d | - | - |
| VT-x | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom D2700 and Atom Z520. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
| Maximum memory size | 4 GB | no data |
| Max memory channels | 1 | no data |
| Maximum memory bandwidth | 6.4 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel Graphics Media Accelerator (GMA) 3650 | - |
Graphics interfaces
Available interfaces and connections of Atom D2700 and Atom Z520 integrated GPUs.
| Number of displays supported | 2 | - |
Peripherals
Specifications and connection of peripherals supported by Atom D2700 and Atom Z520.
| PCI Express lanes | 4 | no data |
| Total number of SATA ports | 2 | no data |
| Number of USB ports | 8 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Pros & cons summary
| Recency | 1 November 2011 | 2 April 2008 |
| Physical cores | 2 | 1 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 10 Watt | 2 Watt |
Atom D2700 has an age advantage of 3 years, 100% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.
Atom Z520, on the other hand, has 400% lower power consumption.
We couldn't decide between Atom D2700 and Atom Z520. We've got no test results to judge.
Should you still have questions on choice between Atom D2700 and Atom Z520, ask them in Comments section, and we shall answer.
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