Athlon II X2 250 vs Phenom II X2 X640 BE
Aggregate performance score
Phenom II X2 X640 BE outperforms Athlon II X2 250 by a considerable 49% based on our aggregate benchmark results.
Primary details
Comparing Phenom II X2 X640 BE and Athlon II X2 250 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2455 | 2725 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 3.61 |
| Market segment | Laptop | Desktop processor |
| Series | 2x AMD Phenom II | no data |
| Power efficiency | 2.12 | 0.99 |
| Architecture codename | Champlain (2010−2011) | Regor (2009−2013) |
| Release date | 12 May 2011 (13 years ago) | 2 June 2009 (15 years ago) |
| Launch price (MSRP) | no data | $39 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Phenom II X2 X640 BE and Athlon II X2 250 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | no data | 3 GHz |
| Boost clock speed | 3.2 GHz | 3 GHz |
| Bus rate | 3600 MHz | no data |
| L1 cache | 256 KB | 256 KB |
| L2 cache | 2 MB | 2 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | no data | 117 mm2 |
| Number of transistors | no data | 410 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Phenom II X2 X640 BE and Athlon II X2 250 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 |
| Socket | S1 | AM3 |
| Power consumption (TDP) | 45 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X2 X640 BE and Athlon II X2 250. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, 3DNow!, SSE1-3A, AMD64, Enhanced Virus Protection, Virtualization | no data |
| VirusProtect | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X2 X640 BE and Athlon II X2 250 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X2 X640 BE and Athlon II X2 250. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Phenom II X2 X640 BE and Athlon II X2 250.
| PCIe version | no data | 2.0 |
Pros & cons summary
| Performance score | 1.01 | 0.68 |
| Recency | 12 May 2011 | 2 June 2009 |
| Power consumption (TDP) | 45 Watt | 65 Watt |
Phenom II X2 X640 BE has a 48.5% higher aggregate performance score, an age advantage of 1 year, and 44.4% lower power consumption.
The Phenom II X2 X640 BE is our recommended choice as it beats the Athlon II X2 250 in performance tests.
Be aware that Phenom II X2 X640 BE is a notebook processor while Athlon II X2 250 is a desktop one.
Should you still have questions on choice between Phenom II X2 X640 BE and Athlon II X2 250, ask them in Comments section, and we shall answer.
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