Phenom II X3 B73 vs A8-7100
Aggregate performance score
A8-7100 outperforms Phenom II X3 B73 by a small 6% based on our aggregate benchmark results.
Primary details
Comparing A8-7100 and Phenom II X3 B73 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2455 | 2498 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 2.94 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Kaveri | no data |
| Power efficiency | 5.13 | 0.97 |
| Architecture codename | Kaveri (2014−2015) | Heka (2009−2010) |
| Release date | 4 June 2014 (10 years ago) | 1 October 2009 (15 years ago) |
| Launch price (MSRP) | no data | $75 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
A8-7100 and Phenom II X3 B73 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) | 3 (Tri-Core) |
| Threads | 4 | 3 |
| Base clock speed | 1.8 GHz | 2.8 GHz |
| Boost clock speed | 3 GHz | 2.8 GHz |
| L1 cache | no data | 128 KB (per core) |
| L2 cache | 4096 KB | 512 KB (per core) |
| L3 cache | no data | 6 MB (shared) |
| Chip lithography | 28 nm | 45 nm |
| Die size | 245 mm2 | 258 mm2 |
| Number of transistors | 2410 Million | 758 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A8-7100 and Phenom II X3 B73 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 | FP3 | AM3 |
| Power consumption (TDP) | 19 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-7100 and Phenom II X3 B73. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA | no data |
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
| FRTC | + | - |
| TrueAudio | + | - |
| PowerNow | + | - |
| PowerGating | + | - |
| Out-of-band client management | + | - |
| VirusProtect | + | - |
| HSA | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-7100 and Phenom II X3 B73 are enumerated here.
| AMD-V | + | + |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-7100 and Phenom II X3 B73. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1600 | DDR3 |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon R5 Graphics | On certain motherboards (Chipset feature) |
| iGPU core count | 4 | no data |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
Graphics interfaces
Available interfaces and connections of A8-7100 and Phenom II X3 B73 integrated GPUs.
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by A8-7100 and Phenom II X3 B73 integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by A8-7100 and Phenom II X3 B73.
| PCIe version | 3.0 | 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.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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
| Performance score | 1.03 | 0.97 |
| Recency | 4 June 2014 | 1 October 2009 |
| Physical cores | 4 | 3 |
| Threads | 4 | 3 |
| Chip lithography | 28 nm | 45 nm |
| Power consumption (TDP) | 19 Watt | 95 Watt |
A8-7100 has a 6.2% higher aggregate performance score, an age advantage of 4 years, 33.3% more physical cores and 33.3% more threads, a 60.7% more advanced lithography process, and 400% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between A8-7100 and Phenom II X3 B73.
Be aware that A8-7100 is a notebook processor while Phenom II X3 B73 is a desktop one.
Should you still have questions on choice between A8-7100 and Phenom II X3 B73, ask them in Comments section, and we shall answer.
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