Pentium D 945 vs Pro A8-8600B
Primary details
Comparing Pro A8-8600B and Pentium D 945 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2180 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Carrizo | no data |
| Architecture codename | Carrizo (2015−2018) | Presler (2005−2007) |
| Release date | 3 June 2015 (9 years ago) | 23 July 2006 (18 years ago) |
Detailed specifications
Pro A8-8600B and Pentium D 945 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 | 2 |
| Base clock speed | 1.6 GHz | 3.4 GHz |
| Boost clock speed | 3 GHz | 3.4 GHz |
| L1 cache | no data | 16 KB (per core) |
| L2 cache | 2048 KB | 2 MB (per die) |
| L3 cache | no data | 0 KB |
| Chip lithography | 28 nm | 65 nm |
| Die size | no data | 2x 81 mm2 |
| Maximum case temperature (TCase) | no data | 63 °C |
| Number of transistors | 3100 Million | 376 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 1.2V-1.3375V |
Compatibility
Information on Pro A8-8600B and Pentium D 945 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 | FP4 | LGA775,PLGA775 |
| Power consumption (TDP) | 12-35 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pro A8-8600B and Pentium D 945. You'll probably need this information if you require some particular technology.
| Instruction set extensions | HSA 1.0 | no data |
| AES-NI | + | - |
| FMA | FMA4 | - |
| AVX | AVX | - |
| FRTC | + | - |
| FreeSync | + | - |
| TrueAudio | + | - |
| PowerNow | + | - |
| PowerGating | + | - |
| Out-of-band client management | + | - |
| VirusProtect | + | - |
| RAID | + | - |
| HSA | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Demand Based Switching | no data | - |
| PAE | no data | 32 Bit |
| FSB parity | no data | - |
| Status | no data | Discontinued |
Security technologies
Pro A8-8600B and Pentium D 945 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 Pro A8-8600B and Pentium D 945 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | - |
| VT-x | no data | - |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pro A8-8600B and Pentium D 945. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3/DDR3L-2133 | DDR1, DDR2, DDR3 |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon R6 Graphics | On certain motherboards (Chipset feature) |
| iGPU core count | 6 | no data |
| Number of pipelines | 384 | no data |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
Graphics interfaces
Available interfaces and connections of Pro A8-8600B and Pentium D 945 integrated GPUs.
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by Pro A8-8600B and Pentium D 945 integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by Pro A8-8600B and Pentium D 945.
| PCIe version | 3.0 | no data |
Pros & cons summary
| Recency | 3 June 2015 | 23 July 2006 |
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 28 nm | 65 nm |
| Power consumption (TDP) | 12 Watt | 95 Watt |
Pro A8-8600B has an age advantage of 8 years, 100% more physical cores and 100% more threads, a 132.1% more advanced lithography process, and 691.7% lower power consumption.
We couldn't decide between Pro A8-8600B and Pentium D 945. We've got no test results to judge.
Be aware that Pro A8-8600B is a notebook processor while Pentium D 945 is a desktop one.
Should you still have questions on choice between Pro A8-8600B and Pentium D 945, ask them in Comments section, and we shall answer.
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