AMD

AMD Athlon 64 X2 5800+

AMD processor specifications and benchmark scores

2
Cores
2
Threads
GHz Boost
89W
TDP
🖥️Integrated GPU

AMD Athlon 64 X2 5800+ Specifications

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Athlon 64 X2 5800+ Core Configuration

Processing cores and threading

The AMD Athlon 64 X2 5800+ 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
1
⏱️

Athlon 64 X2 5800+ Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Athlon 64 X2 5800+ 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 X2 5800+ by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3 GHz
Boost Clock
N/A
Multiplier
15x
💾

AMD's Athlon 64 X2 5800+ Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Athlon 64 X2 5800+ 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 X2 5800+'s cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
256 KB
L2 Cache
512 KB
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K8 Architecture & Process

Manufacturing and design details

The AMD Athlon 64 X2 5800+ is built on AMD's 65 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 X2 5800+ incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
K8
Codename
Brisbane
Process Node
65 nm
Transistors
154 million
Die Size
126 mm²
Generation
Athlon 64 X2 (Brisbane)
🔢

K8 Instruction Set Features

Supported CPU instructions and extensions

The Athlon 64 X2 5800+ 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
🔌

Athlon 64 X2 5800+ Power & Thermal

TDP and power specifications

The AMD Athlon 64 X2 5800+ has a TDP (Thermal Design Power) of 89W, 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
89W
🔧

AMD Socket AM2 Platform & Socket

Compatibility information

The Athlon 64 X2 5800+ uses the AMD Socket AM2 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 AM2
PCIe
Gen 2
Package
µPGA
DDR5

AMD Socket AM2 Memory Support

RAM compatibility and speeds

Memory support specifications for the Athlon 64 X2 5800+ 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 X2 5800+ 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 Bus
Dual-channel
🖥️

AMD's Athlon 64 X2 5800+ Integrated Graphics

Built-in GPU specifications

The AMD Athlon 64 X2 5800+ includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the Athlon 64 X2 5800+ provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
On certain motherboards (Chipset feature)
Graphics Model
On certain motherboards (Chipset feature)
📦

Athlon 64 X2 5800+ Product Information

Release and pricing details

The AMD Athlon 64 X2 5800+ 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 X2 5800+ by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Apr 2008
Market
Desktop
Status
End-of-life
Part Number
ADA5800IAA5DO

Athlon 64 X2 5800+ Benchmark Scores

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No benchmark data available for this CPU.

About AMD Athlon 64 X2 5800+

The AMD Athlon 64 X2 5800+ is built on a mature 65 nm silicon process that was a staple of AMD’s mid‑2000s roadmap. This dual‑core processor leverages the Brisbane core architecture and fits into the AMD Socket AM2 platform, delivering a solid 3.00 GHz base clock while staying within an 89 W TDP envelope. Its two physical cores and two threads make it a straightforward upgrade for legacy systems that still rely on the AM2 socket. Although official benchmark data is scarce, the 3 GHz frequency and 65 nm efficiency suggest performance that sits comfortably between early quad‑core entrants and high‑end single‑core CPUs of its era. For enthusiasts hunting a nostalgic build, the AMD Athlon 64 X2 5800+ offers a reliable blend of power and compatibility.

When it comes to price, the processor typically lands in the budget‑to‑midrange bracket on the secondary market, often found for under $50, making it an attractive option for cost‑conscious builders. Pairing the AMD Athlon 64 X2 5800+ with DDR2 memory and a modest graphics card can yield a functional desktop for light gaming, media playback, and office productivity. Because the chip runs on a 65 nm process, adequate cooling is essential; a quality air cooler that can handle 89 W will keep temperatures in check without excessive noise. Users looking to revive older workstations should consider a motherboard with robust power delivery and BIOS support for the Brisbane core to ensure stable operation. In short, the AMD Athlon 64 X2 5800+ remains a viable choice for retro‑computing projects where low cost, decent dual‑core performance, and wide socket compatibility are top priorities.

The Intel Equivalent of Athlon 64 X2 5800+

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 • 4 Cores

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