Athlon 64 LE-1640B vs Sempron 145
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3358 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 0.74 | no data |
| Designer | AMD | AMD |
| Architecture codename | Sargas (2009−2011) | Lima (2008−2009) |
| Release date | 1 September 2010 (15 years ago) | April 2008 (17 years ago) |
| Launch price (MSRP) | $95 | no data |
Detailed specifications
Sempron 145 and Athlon 64 LE-1640B 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 | 1 |
| Base clock speed | 2.8 GHz | no data |
| Boost clock speed | 2.8 GHz | 2.7 GHz |
| L1 cache | 128 KB (per core) | 128K |
| L2 cache | 1 MB (per core) | 512K |
| L3 cache | 0 KB | no data |
| Chip lithography | 45 nm | 65 nm |
| Die size | 117 mm2 | 77 mm2 |
| Maximum case temperature (TCase) | no data | 65 °C |
| Number of transistors | 234 million | 122 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Sempron 145 and Athlon 64 LE-1640B 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 |
| Socket | AM3 | AM2 |
| Power consumption (TDP) | 45 Watt | 45 Watt |
Virtualization technologies
Virtual machine speed-up technologies supported by Sempron 145 and Athlon 64 LE-1640B are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Sempron 145 and Athlon 64 LE-1640B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR2 |
Peripherals
Specifications and connection of peripherals supported by Sempron 145 and Athlon 64 LE-1640B.
| PCIe version | 2.0 | no data |
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