Atom Z500 vs Phenom II X2 X640 BE
Aggregate performance score
Phenom II X2 X640 BE outperforms Atom Z500 by a whopping 543% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2703 | 3526 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 2x AMD Phenom II | Intel Atom |
| Power efficiency | 0.84 | 9.10 |
| Designer | AMD | Intel |
| Architecture codename | Champlain (2010−2011) | Silverthorne (2008−2010) |
| Release date | 12 May 2011 (14 years ago) | 2 April 2008 (17 years ago) |
| Launch price (MSRP) | no data | $45 |
Detailed specifications
Phenom II X2 X640 BE and Atom Z500 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 | 2 | 1 |
| Boost clock speed | 3.2 GHz | 0.8 GHz |
| Bus type | no data | FSB |
| Bus rate | 3600 MHz | 400 MT/s |
| Multiplier | no data | 8 |
| L1 cache | 256 KB | 56 KB |
| L2 cache | 2 MB | 512 KB |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | no data | 24.18 mm2 |
| Maximum core temperature | no data | 90 °C |
| Number of transistors | no data | 47 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.80 -1.1V |
Compatibility
Information on Phenom II X2 X640 BE and Atom Z500 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 | no data | 1 (Uniprocessor) |
| Socket | S1 | PBGA441 |
| Power consumption (TDP) | 45 Watt | 0.65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X2 X640 BE and Atom Z500. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, 3DNow!, SSE1-3A, AMD64, Enhanced Virus Protection, Virtualization | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| VirusProtect | + | - |
| 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
Phenom II X2 X640 BE and Atom Z500 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 Phenom II X2 X640 BE and Atom Z500 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | - |
| VT-x | no data | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X2 X640 BE and Atom Z500. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
Pros & cons summary
| Performance score | 0.90 | 0.14 |
| Recency | 12 May 2011 | 2 April 2008 |
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
Phenom II X2 X640 BE has a 542.9% higher aggregate performance score, an age advantage of 3 years, and 100% more physical cores and 100% more threads.
The AMD Phenom II X2 X640 BE is our recommended choice as it beats the Intel Atom Z500 in performance tests.
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