AMD

AMD Athlon 64 X2 4000+

AMD processor specifications and benchmark scores

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

AMD Athlon 64 X2 4000+ Specifications

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Athlon 64 X2 4000+ Core Configuration

Processing cores and threading

The AMD Athlon 64 X2 4000+ 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 4000+ Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Athlon 64 X2 4000+ 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 4000+ by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2000 GHz
Boost Clock
N/A
Multiplier
10x
💾

AMD's Athlon 64 X2 4000+ Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Athlon 64 X2 4000+ 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 4000+'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
1 MB
🏗️

K8 Architecture & Process

Manufacturing and design details

The AMD Athlon 64 X2 4000+ 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 X2 4000+ incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
K8
Codename
Windsor
Process Node
90 nm
Transistors
154 million
Die Size
220 mm²
Generation
Athlon 64 X2 (Windsor)
🔢

K8 Instruction Set Features

Supported CPU instructions and extensions

The Athlon 64 X2 4000+ 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 4000+ Power & Thermal

TDP and power specifications

The AMD Athlon 64 X2 4000+ 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 4000+ 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 4000+ 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 4000+ 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 4000+ Integrated Graphics

Built-in GPU specifications

The AMD Athlon 64 X2 4000+ 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 4000+ 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 4000+ Product Information

Release and pricing details

The AMD Athlon 64 X2 4000+ 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 4000+ by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
May 2006
Market
Desktop
Status
End-of-life
Part Number
ADA4000IAA6CS

Athlon 64 X2 4000+ Benchmark Scores

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No benchmark data available for this CPU.

About AMD Athlon 64 X2 4000+

The AMD AMD Athlon 64 X2 4000+ processor belongs to the Windsor family of the Athlon 64 X2 generation, built on a 90 nm process. It sports two physical cores and two threads, running at a base clock of 2.0 GHz, which was respectable for its 2006 release. The chip uses the AM2 socket, making it compatible with a wide range of early‑2000s motherboards. Its 89 W TDP reflects the power envelope of dual‑core designs from that era. As a product of the Athlon 64 X2 line, it inherits the AMD64 instruction set and integrated memory controller.

Benchmark data for this model is scarce, so performance estimates rely on architectural analysis and comparable CPUs. In synthetic tests, the dual‑core design typically delivers modest gains over single‑core Athlon 64 parts, especially in multithreaded workloads. Real‑world tasks like web browsing and office applications feel snappy for a 2.0 GHz chip, but modern games and heavy rendering will struggle. Expect single‑core performance to lag behind newer budget CPUs, while multi‑core efficiency remains decent for its age. Overall, the processor offers a balanced entry point for legacy systems.

The AMD AMD Athlon 64 X2 4000+ processor targets budget‑conscious builders and retro‑gaming enthusiasts. Its price point when new positioned it as an affordable upgrade for AM2 platforms. Today, it appeals to hobbyists restoring classic PCs or running lightweight Linux distros. The chip fits well in HTPC builds where power consumption and heat output matter. It also serves as a stepping stone for learning about dual‑core architecture without breaking the bank.

When pairing this CPU, choose a motherboard with an AM2 socket and support for DDR2 memory to match its native specifications. A 2 GB DDR2‑667 kit provides enough bandwidth for everyday tasks while keeping costs low. Pair it with a modest GPU such as the Radeon HD 5450 for casual gaming and media playback. A basic air cooler will handle the 89 W TDP without excessive noise. Finally, a reliable 350 W power supply ensures stable operation without overkill.

  1. AM2 socket motherboard with BIOS update support.
  2. 2 GB DDR2‑667 RAM (or 4 GB for extra headroom).
  3. Entry‑level GPU (e.g., Radeon HD 5450 or GeForce GT 610).
  4. Standard 120 mm CPU cooler.
  5. 350 W 80+ Bronze power supply.
  6. 32 GB or larger SSD for faster boot times.

The Intel Equivalent of Athlon 64 X2 4000+

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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