Athlon 300U vs Athlon X2 QL-66
Primary details
Comparing Athlon X2 QL-66 and Athlon 300U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 1757 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 2x AMD Athlon | AMD Athlon |
| Power efficiency | no data | 15.33 |
| Architecture codename | Lion (2008−2009) | Raven Ridge 2 (2019) |
| Release date | 1 September 2009 (15 years ago) | 6 January 2019 (5 years ago) |
Detailed specifications
Athlon X2 QL-66 and Athlon 300U 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 | 4 |
| Base clock speed | no data | 2.4 GHz |
| Boost clock speed | 2.2 GHz | 3.3 GHz |
| Bus type | no data | PCIe 3.0 |
| Bus rate | 3600 MHz | no data |
| Multiplier | no data | 24 |
| L1 cache | 256 KB | 192 KB |
| L2 cache | 1 MB | 1 MB |
| L3 cache | no data | 4 MB (shared) |
| Chip lithography | 65 nm | 14 nm |
| Die size | no data | 209.78 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | no data | 4940 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Athlon X2 QL-66 and Athlon 300U 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 | S1g2 | FP5 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon X2 QL-66 and Athlon 300U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | XFR, FMA3, SSE 4.2, AVX2, SMT |
| AES-NI | - | + |
| AVX | - | + |
| PowerNow | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon X2 QL-66 and Athlon 300U are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon X2 QL-66 and Athlon 300U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4 Dual-channel |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 38.397 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon RX Vega 3 |
Peripherals
Specifications and connection of peripherals supported by Athlon X2 QL-66 and Athlon 300U.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 12 |
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.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Pros & cons summary
| Recency | 1 September 2009 | 6 January 2019 |
| Threads | 2 | 4 |
| Chip lithography | 65 nm | 14 nm |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Athlon 300U has an age advantage of 9 years, 100% more threads, a 364.3% more advanced lithography process, and 133.3% lower power consumption.
We couldn't decide between Athlon X2 QL-66 and Athlon 300U. We've got no test results to judge.
Should you still have questions on choice between Athlon X2 QL-66 and Athlon 300U, ask them in Comments section, and we shall answer.
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