Phenom II X4 940 BE vs A8-6600K
Primary details
Comparing A8-6600K and Phenom II X4 940 BE processor market type (desktop or notebook), architecture, sales start time and price.
Place in the ranking | 1983 | not rated |
Place by popularity | not in top-100 | not in top-100 |
Cost-effectiveness evaluation | 0.31 | no data |
Market segment | Desktop processor | Desktop processor |
Series | AMD A-Series (Desktop) | no data |
Power efficiency | 1.79 | no data |
Architecture codename | Richland (2013−2014) | Deneb (2009−2011) |
Release date | 1 June 2013 (11 years ago) | 8 January 2009 (15 years ago) |
Launch price (MSRP) | $142 | $275 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
A8-6600K and Phenom II X4 940 BE 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 | 3.9 GHz | 3 GHz |
Boost clock speed | 4.2 GHz | 3 GHz |
L1 cache | 192 KB | 128 KB (per core) |
L2 cache | 4096 KB | 512 KB (per core) |
L3 cache | 0 KB | 6 MB (shared) |
Chip lithography | 32 nm | 45 nm |
Die size | 246 mm2 | 258 mm2 |
Maximum core temperature | 74 °C | no data |
Maximum case temperature (TCase) | 74 °C | no data |
Number of transistors | 1,178 million | 758 million |
64 bit support | + | + |
Windows 11 compatibility | - | - |
Unlocked multiplier | + | + |
Compatibility
Information on A8-6600K and Phenom II X4 940 BE 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 | AM2+ |
Power consumption (TDP) | 100 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-6600K and Phenom II X4 940 BE. You'll probably need this information if you require some particular technology.
AES-NI | + | - |
FMA | FMA4 | - |
AVX | AVX | - |
PowerNow | + | - |
PowerGating | + | - |
VirusProtect | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-6600K and Phenom II X4 940 BE are enumerated here.
AMD-V | + | + |
IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-6600K and Phenom II X4 940 BE. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR3-1866 | DDR3 |
Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | AMD Radeon HD 8570D | On certain motherboards (Chipset feature) |
จำนวนพาธไลน์ | 256 | no data |
Enduro | + | - |
Switchable graphics | + | - |
UVD | + | - |
VCE | + | - |
Graphics interfaces
Available interfaces and connections of A8-6600K and Phenom II X4 940 BE integrated GPUs.
DisplayPort | + | - |
HDMI | + | - |
Graphics API support
APIs supported by A8-6600K and Phenom II X4 940 BE integrated GPUs, sometimes API versions are included.
DirectX | DirectX® 11 | no data |
Peripherals
Specifications and connection of peripherals supported by A8-6600K and Phenom II X4 940 BE.
PCIe version | 2.0 | 2.0 |
Pros & cons summary
Recency | 1 June 2013 | 8 January 2009 |
Chip lithography | 32 nm | 45 nm |
Power consumption (TDP) | 100 Watt | 125 Watt |
A8-6600K has an age advantage of 4 years, a 40.6% more advanced lithography process, and 25% lower power consumption.
We couldn't decide between A8-6600K and Phenom II X4 940 BE. We've got no test results to judge.
Should you still have questions on choice between A8-6600K and Phenom II X4 940 BE, ask them in Comments section, and we shall answer.
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