Atom Z520 vs Pentium M 730
Primary details
Comparing Pentium M 730 and Atom Z520 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Pentium M | Intel Atom |
| Architecture codename | Dothan (2004−2005) | Silverthorne (2008−2010) |
| Release date | January 2005 (19 years ago) | 2 April 2008 (16 years ago) |
| Launch price (MSRP) | no data | $65 |
| Current price | $16.36 | $217 (3.3x MSRP) |
Detailed specifications
Pentium M 730 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 | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 2 |
| Base clock speed | 1.6 GHz | 1.33 GHz |
| Boost clock speed | 1.6 GHz | 0.03 GHz |
| Bus support | 533 MHz | 533.33 MT/s |
| L1 cache | 32 KB | 56 KB |
| L2 cache | 2 MB | 512 KB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 90 nm | 45 nm |
| Die size | 84 mm2 | 24.18 mm27.8 mm × 3.1 mm |
| Maximum core temperature | 100 °C | 90 °C |
| Number of transistors | 140 million | 47 Million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
| VID voltage range | 1.26V-1.356V | 0.75-1.1V |
Compatibility
Information on Pentium M 730 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 | PPGA478, H-PBGA479 | PBGA441 |
| Power consumption (TDP) | 27 Watt | 2 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium M 730 and Atom Z520. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | + |
| Idle States | - | + |
| Thermal Monitoring | no data | + |
| Demand Based Switching | - | + |
| PAE | 32 Bit | no data |
| FSB parity | - | - |
| Status | Discontinued | Discontinued |
Security technologies
Pentium M 730 and Atom Z520 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium M 730 and Atom Z520 are enumerated here.
| VT-d | no data | - |
| VT-x | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium M 730 and Atom Z520. Depending on the motherboard, higher memory frequencies may be supported.
| ECC memory support | - | 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.
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.
Benchmark coverage: 19%
Pentium M 730 outperforms Atom Z520 by 70% in 3DMark06 CPU.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Benchmark coverage: 18%
Atom Z520 outperforms Pentium M 730 by 35% in wPrime 32.
Pros & cons summary
| Threads | 1 | 2 |
| Chip lithography | 90 nm | 45 nm |
| Power consumption (TDP) | 27 Watt | 2 Watt |
We couldn't decide between Pentium M 730 and Atom Z520. We've got no test results to judge.
Should you still have questions on choice between Pentium M 730 and Atom Z520, ask them in Comments section, and we shall answer.
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