Sempron 145 vs i7-2715QE
Primary details
Comparing Core i7-2715QE and Sempron 145 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1905 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Core i7 | no data |
| Power efficiency | 4.27 | no data |
| Architecture codename | Sandy Bridge (2011−2013) | Sargas (2009−2011) |
| Release date | 3 January 2011 (13 years ago) | 1 September 2010 (14 years ago) |
| Launch price (MSRP) | $378 | $95 |
Detailed specifications
Core i7-2715QE and Sempron 145 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 8 | 1 |
| Base clock speed | 2.1 GHz | 2.8 GHz |
| Boost clock speed | 2.1 GHz | 2.8 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 4 × 5 GT/s | no data |
| Multiplier | 21 | no data |
| L1 cache | 256 KB | 128 KB (per core) |
| L2 cache | 1 MB | 1 MB (per core) |
| L3 cache | 6 MB (shared) | 0 KB |
| Chip lithography | 32 nm | 45 nm |
| Die size | 216 mm2 | 117 mm2 |
| Number of transistors | 1160 Million | 234 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i7-2715QE and Sempron 145 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 (Uniprocessor) | 1 |
| Socket | Intel BGA1023 | AM3 |
| Power consumption (TDP) | 45 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-2715QE and Sempron 145. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
Security technologies
Core i7-2715QE and Sempron 145 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-2715QE and Sempron 145 are enumerated here.
| VT-d | + | no data |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-2715QE and Sempron 145. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | unknown Dual-channel | DDR3 |
| Maximum memory size | 16 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 25.598 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 3000 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-2715QE and Sempron 145.
| PCIe version | no data | 2.0 |
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.
Pros & cons summary
| Recency | 3 January 2011 | 1 September 2010 |
| Physical cores | 4 | 1 |
| Threads | 8 | 1 |
| Chip lithography | 32 nm | 45 nm |
i7-2715QE has an age advantage of 4 months, 300% more physical cores and 700% more threads, and a 40.6% more advanced lithography process.
We couldn't decide between Core i7-2715QE and Sempron 145. We've got no test results to judge.
Be aware that Core i7-2715QE is a notebook processor while Sempron 145 is a desktop one.
Should you still have questions on choice between Core i7-2715QE and Sempron 145, ask them in Comments section, and we shall answer.
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