A8-3870K vs A8-6500B
Aggregate performance score
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2483 | 2476 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 0.88 | 0.57 |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | no data |
| Architecture codename | Richland (2013−2014) | Llano (2011−2012) |
| Release date | 1 June 2013 (12 years ago) | 20 December 2011 (14 years ago) |
Detailed specifications
A8-6500B and A8-3870K 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) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Base clock speed | 3.5 GHz | 3 GHz |
| Boost clock speed | 4.1 GHz | 3 GHz |
| L1 cache | 192K | 128 KB (per core) |
| L2 cache | 4 MB | 1 MB (per core) |
| L3 cache | no data | 0 KB |
| Chip lithography | 32 nm | 32 nm |
| Die size | 246 mm2 | 228 mm2 |
| Maximum case temperature (TCase) | 71 °C | no data |
| Number of transistors | 1,303 million | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | - | + |
Compatibility
Information on A8-6500B and A8-3870K 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 | FM2 | FM1 |
| Power consumption (TDP) | 65 Watt | 100 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-6500B and A8-3870K. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
| PowerNow | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-6500B and A8-3870K are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-6500B and A8-3870K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1866 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 8570D | AMD Radeon HD 6550D |
Peripherals
Specifications and connection of peripherals supported by A8-6500B and A8-3870K.
| PCIe version | 2.0 | no data |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Integrated graphics card | 0.98 | 0.96 |
| Recency | 1 June 2013 | 20 December 2011 |
| Power consumption (TDP) | 65 Watt | 100 Watt |
A8-6500B has 2.1% faster integrated GPU, an age advantage of 1 year, and 53.8% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between AMD A8-6500B and AMD A8-3870K.
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