AMD

AMD Athlon 64 FX-70

AMD processor specifications and benchmark scores

2
Cores
2
Threads
β€”
GHz Boost
125W
TDP
πŸ”“Unlocked

AMD Athlon 64 FX-70 Specifications

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Athlon 64 FX-70 Core Configuration

Processing cores and threading

The AMD Athlon 64 FX-70 features 2 physical cores and 2 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
2
Threads
2
SMP CPUs
2
⏱️

Athlon 64 FX-70 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Athlon 64 FX-70 benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Athlon 64 FX-70 by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.6 GHz
Boost Clock
N/A
Multiplier
13x πŸ”“
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AMD's Athlon 64 FX-70 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Athlon 64 FX-70 processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Athlon 64 FX-70's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
128 KB (per core)
L2 Cache
1 MB (per core)
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K8 Architecture & Process

Manufacturing and design details

The AMD Athlon 64 FX-70 is built on AMD's 90 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Athlon 64 FX-70 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
K8
Codename
Windsor
Process Node
90 nm
Transistors
227 million
Die Size
235 mmΒ²
Generation
Athlon 64 FX (Windsor)
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K8 Instruction Set Features

Supported CPU instructions and extensions

The Athlon 64 FX-70 by AMD supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
AMD64
AMD-V
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Athlon 64 FX-70 Power & Thermal

TDP and power specifications

The AMD Athlon 64 FX-70 has a TDP (Thermal Design Power) of 125W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
125W
Tj Max
63Β°C
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AMD Socket F Platform & Socket

Compatibility information

The Athlon 64 FX-70 uses the AMD Socket F socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
AMD Socket F
PCIe
Gen 1
Package
FC-LGA1207
DDR5

AMD Socket F Memory Support

RAM compatibility and speeds

Memory support specifications for the Athlon 64 FX-70 define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Athlon 64 FX-70 determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR2
Memory Bus
Dual-channel
Memory Bandwidth
12.8 GB/s
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Athlon 64 FX-70 Product Information

Release and pricing details

The AMD Athlon 64 FX-70 is manufactured by AMD and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Athlon 64 FX-70 by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Nov 2006
Launch Price
$599
Market
Desktop
Status
End-of-life
Part Number
ADAFX70GAA6DI

Athlon 64 FX-70 Benchmark Scores

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No benchmark data available for this CPU.

About AMD Athlon 64 FX-70

The AMD Athlon 64 FX-70 stands out as a formidable dual-core processor designed for high-end performance in demanding tasks, particularly for gamers and power users who demand raw computational power from their systems. With a base clock speed of 2.60 GHz and a 90 nm manufacturing process, this chip leverages AMD's Windsor architecture to deliver exceptional multitasking capabilities despite being a dual-core design, which was innovative at the time. For day-to-day usage, the AMD Athlon 64 FX-70 shines in scenarios requiring smooth workflows, such as resource-intensive application runtimes or extended multitasking sessions, though users might eventually notice bottlenecks in heavily threaded workloads that a modern quad-core or octa-core CPU could handle more efficiently. The 125W TDP reflects its high-performance nature, requiring robust cooling solutions to maintain stable operation under sustained loads, making it ideal for enthusiasts who build high-end gaming rigs or server environments where peak performance is non-negotiable. Equipped for Socket F connections, this chip demands a compatible motherboard with dedicated support, which often meant leveraging platforms designed for enterprise-grade systems, adding a layer of complexity to system assembly for average consumers. When it comes to productivity benchmarks, the AMD Athlon 64 FX-70's dual-core architecture shines in situations where logical threading is prioritized, such as data processing, virtual machine operations, or video encoding tasks, where the two cores work synergistically to accelerate comprehensive workloads. Despite its lofty launch price of $599, the chip delivered value for users targeting specific high-performance niches, though cost-effectiveness waned over time as competition introduced more affordable dual-core or quad-core processors with improved efficiencies. Motherboard support for the AMD Socket F often involved selecting premium motherboards capable of handling its thermal demands, which could limit options for enthusiasts seeking a budget-friendly build but justified by the chip’s targeted performance ceiling for enthusiasts willing to invest in premium cooling and platform components. The AMD Athlon 64 FX-70 remains an icon in AMD’s legacy, symbolizing the era of dual-core dominance before multicore architectures became the norm, and for those who prioritized peak single-threaded performance, it delivered a potent, albeit expensive, solution for high-stakes tasks.

The Intel Equivalent of Athlon 64 FX-70

Looking for a similar processor from Intel? The Intel Core i5-750 offers comparable performance and features in the Intel lineup.

Intel Core i5-750

Intel β€’ 4 Cores

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