i7-620UM vs A8-6600K
Aggregate performance score
A8-6600K outperforms Core i7-620UM by a whopping 174% based on our aggregate benchmark results.
Primary details
Comparing A8-6600K and Core i7-620UM processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1984 | 2731 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.31 | no data |
| Market segment | Desktop processor | Laptop |
| Series | AMD A-Series (Desktop) | Intel Core i7 |
| Power efficiency | 1.79 | 3.63 |
| Architecture codename | Richland (2013−2014) | Arrandale (2010−2011) |
| Release date | 1 June 2013 (11 years ago) | 7 January 2010 (14 years ago) |
| Launch price (MSRP) | $142 | $278 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
A8-6600K and Core i7-620UM 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) | 2 (Dual-core) |
| Threads | 4 | 4 |
| Base clock speed | 3.9 GHz | 1.06 GHz |
| Boost clock speed | 4.2 GHz | 2.13 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | no data | 1 × 2.5 GT/s |
| Multiplier | no data | 8 |
| L1 cache | 192 KB | 64 KB (per core) |
| L2 cache | 4096 KB | 256 KB (per core) |
| L3 cache | 0 KB | 4 MB (shared) |
| Chip lithography | 32 nm | 32 nm |
| Die size | 246 mm2 | 81+114 mm2 |
| Maximum core temperature | 74 °C | 105 °C |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 1,178 million | 382+177 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on A8-6600K and Core i7-620UM 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 (Uniprocessor) |
| Socket | FM2 | BGA1288 |
| Power consumption (TDP) | 100 Watt | 18 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-6600K and Core i7-620UM. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| FMA | FMA4 | + |
| AVX | AVX | - |
| PowerNow | + | - |
| PowerGating | + | - |
| VirusProtect | + | - |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | + |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| PAE | no data | 36 Bit |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
A8-6600K and Core i7-620UM technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-6600K and Core i7-620UM are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-6600K and Core i7-620UM. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1866 | DDR3-800 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | no data | 12.799 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon HD 8570D | Intel HD Graphics for Previous Generation Intel Processors |
| จำนวนพาธไลน์ | 256 | no data |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
| Graphics max frequency | no data | 500 MHz |
Graphics interfaces
Available interfaces and connections of A8-6600K and Core i7-620UM integrated GPUs.
| Number of displays supported | no data | 2 |
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by A8-6600K and Core i7-620UM integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 11 | no data |
Peripherals
Specifications and connection of peripherals supported by A8-6600K and Core i7-620UM.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | no data | 16 |
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.
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
| Performance score | 1.89 | 0.69 |
| Integrated graphics card | 1.13 | 0.77 |
| Recency | 1 June 2013 | 7 January 2010 |
| Physical cores | 4 | 2 |
| Power consumption (TDP) | 100 Watt | 18 Watt |
A8-6600K has a 173.9% higher aggregate performance score, 46.8% faster integrated GPU, an age advantage of 3 years, and 100% more physical cores.
i7-620UM, on the other hand, has 455.6% lower power consumption.
The A8-6600K is our recommended choice as it beats the Core i7-620UM in performance tests.
Note that A8-6600K is a desktop processor while Core i7-620UM is a notebook one.
Should you still have questions on choice between A8-6600K and Core i7-620UM, ask them in Comments section, and we shall answer.
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