AMD Athlon X4 845 Quad-Core Processor (3.8GHz, 2MB Cache, FM2+ Socket, Silver) with 3.5GHz Speed and 4MB AD845XACKASBX Model
AMD (0730143307901 / AD845XACKASBX) - Socket FM2+ - Thermal design power: 65 W
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AMD Athlon X4 845 Quad-Core Processor
The AMD Athlon X4 845 is a high‑performance, quad‑core CPU designed for mainstream desktop systems. Built on AMD’s Carizzo microarchitecture and manufactured using a 28 nm process node, this processor delivers robust computing power while maintaining efficient thermal characteristics.
Core Architecture & Threading
The chip features four physical cores with a total of four threads, enabling simultaneous multitasking and improved responsiveness in multi‑threaded workloads. Each core operates at a base frequency of 3.5 GHz and can boost up to a maximum turbo speed of 3.8 GHz, providing a significant performance uplift for demanding applications.
Cache Configuration
Memory hierarchy is optimized with an integrated L2 cache of 2 MB. This cache size ensures quick access to frequently used data, reducing latency and enhancing overall system throughput. The total processor cache footprint amounts to 4 MB, a balanced allocation for both performance and power efficiency.
Socket & Compatibility
The Athlon X4 845 is engineered for the FM2+ socket, which is widely supported across AMD’s AM1 platform motherboards. This compatibility allows users to upgrade or build systems with a broad range of existing hardware without requiring new motherboard purchases.
Thermal Design Power (TDP)
The processor has a TDP of 65 W, though certain configurations may specify up to 95 W. This rating reflects the power consumption under maximum load, guiding cooling solution selection for optimal thermal performance.
Instruction Set & Virtualization Support
The CPU supports the full suite of 64‑bit instructions, enabling modern operating systems and applications to run efficiently. Additionally, it incorporates AMD Virtualization (AMD-V) technology, allowing seamless creation and management of virtual machines for development or testing environments.
Manufacturing Process & Lithography
Utilizing a 28 nm lithographic process, the Athlon X4 845 balances performance with power consumption. This node size is proven to deliver reliable operation across a wide temperature range, ensuring longevity and stability in everyday use.
Supported Memory & Standards
The processor works optimally with DDR3-2133 memory modules, providing a good balance between speed and cost. It also adheres to the AES encryption standard, enhancing data security for sensitive applications.
No Integrated Graphics
Unlike some entry‑level CPUs, the Athlon X4 845 does not include an integrated GPU. Users will need a discrete graphics card for display output, which can be advantageous for those seeking dedicated video performance or lower power consumption in CPU‑only tasks.
Package & Form Factor
The processor comes in a standard AMD Athlon II X4 845 package, suitable for installation on compatible motherboards. Its compact form factor ensures it fits within typical desktop chassis without requiring additional space or modifications.
Key Performance Highlights
- Quad‑core architecture with four threads for multitasking efficiency.
- Base clock of 3.5 GHz, turbo up to 3.8 GHz.
- Integrated 2 MB L2 cache (total 4 MB).
- Compatible with the widely used FM2+ socket.
- Supports AMD Virtualization and full 64‑bit instruction set.
- Manufactured on a reliable 28 nm process node.
- Operates at a modest TDP of 65 W.
Ideal Use Cases
The Athlon X4 845 excels in scenarios where balanced performance and power efficiency are paramount. Typical applications include:
- Home computing with office productivity suites.
- Light to moderate gaming setups when paired with a capable discrete GPU.
- Virtualization environments for software testing or educational purposes.
- Media streaming and content creation on budget‑friendly builds.
Conclusion
The AMD Athlon X4 845 Quad-Core Processor offers a compelling blend of speed, efficiency, and compatibility. Its robust core count, respectable turbo frequencies, and solid cache architecture make it a versatile choice for users seeking reliable performance without the complexity or cost associated with higher‑end CPUs.
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| Tags | Processor Cache processor Quad core processor Processor amd AMD processor Processor socket Core Processor Processor quad core Processor 95W 95W processor Processor athlon Processor X4 Processor 845 Processor 3.8GHz Processor 2MB Cache Processor FM2 Processor Silver Processor Near-Silent Processor Thermal Solution Processor AD845XACKASBX Athlon X4 Processor 3.8GHz processor 2MB Cache processor FM2+ Socket processor Near-Silent processor Thermal Solution processor Silver processor Advance micro device Processor AD845XACKASBX Processor X4 Processor Socket Processor Silent Processor Micro Device Processor Athlon X4 845 processor Athlon X4 845 3.8GHz processor Athlon X4 845 2MB Cache processor 3.8GHz 2MB Cache processor 3.8GHz FM2+ Socket processor 2MB Cache FM2+ Socket processor Athlon X4 845 Silver processor 95W Near-Silent processor 95W Thermal Solution processor |
| Identifiers | |
| Brand |  AMD is a computer processor manufacturer that was founded in 1969. The company produces a wide range of processors for both personal and business use, and is a major competitor to Intel. AMD is also a major supplier of graphics processors for gaming and professional use. |
| MPN | AMD AD845XACKASBX |
| Model | AMD AD845XACKASBX |
| ID | 1861619 |
| Dimensions / Weight | |
| Key Features | |
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CPUsocket type The physical connector used by a CPU to attach to a motherboard or compatible platform. It specifies the exact socket designation required for proper installation and compatibility, such as LGA 1151, Socket AM4, or LGA 1200.
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Socket FM2+ |
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Thermal design power The maximum amount of power, expressed in watts (W), that a processor or other electronic component is designed to dissipate as heat under typical operating conditions. It represents the thermal load the cooling system must handle and is used by manufacturers and users to assess performance, energy consumption, and suitability for specific environments.
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65 W |
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