AMD

AMD Opteron X2 865 HE

AMD processor specifications and benchmark scores

2
Cores
2
Threads
GHz Boost
55W
TDP

AMD Opteron X2 865 HE Specifications

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Opteron X2 865 HE Core Configuration

Processing cores and threading

The AMD Opteron X2 865 HE 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
8
⏱️

Opteron X2 865 HE Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Opteron X2 865 HE 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 Opteron X2 865 HE by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1800 GHz
Boost Clock
N/A
Multiplier
9x
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AMD's Opteron X2 865 HE Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Opteron X2 865 HE 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 Opteron X2 865 HE's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
128 KB
L2 Cache
1 MB
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K8 Architecture & Process

Manufacturing and design details

The AMD Opteron X2 865 HE 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 Opteron X2 865 HE incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
K8
Codename
Egypt
Process Node
90 nm
Transistors
233 million
Generation
Opteron X2 (Egypt)
🔢

K8 Instruction Set Features

Supported CPU instructions and extensions

The Opteron X2 865 HE 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
🔌

Opteron X2 865 HE Power & Thermal

TDP and power specifications

The AMD Opteron X2 865 HE has a TDP (Thermal Design Power) of 55W, 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
55W
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AMD Socket 940 Platform & Socket

Compatibility information

The Opteron X2 865 HE uses the AMD Socket 940 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 940
PCIe
Gen 2
Package
µPGA
DDR5

AMD Socket 940 Memory Support

RAM compatibility and speeds

Memory support specifications for the Opteron X2 865 HE 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 Opteron X2 865 HE 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
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Opteron X2 865 HE Product Information

Release and pricing details

The AMD Opteron X2 865 HE 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 Opteron X2 865 HE by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Aug 2005
Market
Server/Workstation
Status
End-of-life
Part Number
OSK865FAA6CC

Opteron X2 865 HE Benchmark Scores

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No benchmark data available for this CPU.

About AMD Opteron X2 865 HE

The AMD Opteron X2 865 HE from AMD rolls out a modest two‑core, two‑thread design that feels more like a vintage console than a modern gaming rig. With a base clock of 1.8 GHz, it doesn’t brag about boost frequencies, leaving you to wonder if any hidden turbo mode even exists. At 55 W TDP, the power draw is surprisingly low for a server‑grade chip, which could be a sweet spot for silent builds, but does it deliver enough punch for today’s titles? Its 90 nm process is a relic compared with today’s sub‑10 nm silicon, raising questions about latency and heat dissipation under load. The cache hierarchy is simple: a modest L2 cache per core and no L3, so you might feel the bottleneck when the game world tries to stream assets fast. Targeted originally at entry‑level servers and workstations, you have to ask whether a gamer could ever squeeze any real FPS out of this relic. Still, the socket 940 platform offers a nostalgic plug‑in experience for hobbyists who love tinkering with legacy hardware. In short, the Opteron X2 865 HE feels like a relic that could only survive in niche scenarios where power budget trumps raw performance.

So, what can you actually expect when you slot this chip into a retro gaming rig? Performance will be limited by the single‑thread nature of most old titles, but multi‑core games from the mid‑2000s might just crawl along. Energy efficiency is decent, yet the older fabrication means you won’t see the same bang‑for‑buck as a modern Ryzen. The lack of a robust cache and the absence of modern instruction sets leave you questioning compatibility with newer APIs. If you’re still curious, consider these four quick checkpoints before you commit:

  1. Does your motherboard support DDR2 memory at the required speeds?
  2. Can your cooling solution handle the 55 W envelope without excessive noise?
  3. Is the BIOS able to recognize the Opteron X2 865 HE without a firmware update?
  4. Will your game’s engine actually run on a 1.8 GHz, two‑core processor?
Answering those will tell you whether this ancient beast can even boot your favorite classic titles. Until then, the Opteron X2 865 HE remains a curiosity for collectors rather than a contender in any serious gaming showdown.

The Intel Equivalent of Opteron X2 865 HE

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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