AMD

AMD Athlon 1133

AMD processor specifications and benchmark scores

1
Cores
1
Threads
โ€”
GHz Boost
63W
TDP
๐Ÿ–ฅ๏ธIntegrated GPU

AMD Athlon 1133 Specifications

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Athlon 1133 Core Configuration

Processing cores and threading

The AMD Athlon 1133 features 1 physical cores and 1 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
1
Threads
1
SMP CPUs
1
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Athlon 1133 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Athlon 1133 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 1133 by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1133 GHz
Boost Clock
N/A
Multiplier
8.5x
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AMD's Athlon 1133 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Athlon 1133 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 1133'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
256 KB
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K7 Architecture & Process

Manufacturing and design details

The AMD Athlon 1133 is built on AMD's 180 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 1133 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
K7
Codename
Thunderbird C
Process Node
180 nm
Transistors
37 million
Die Size
120 mmยฒ
Generation
Athlon Model 4 (Thunderbird C)
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K7 Instruction Set Features

Supported CPU instructions and extensions

The Athlon 1133 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
3DNow!
SSE
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Athlon 1133 Power & Thermal

TDP and power specifications

The AMD Athlon 1133 has a TDP (Thermal Design Power) of 63W, 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
63W
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AMD Socket A Platform & Socket

Compatibility information

The Athlon 1133 uses the AMD Socket A 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 A
Chipsets
AMD 760, VIA KT133, KT266, KT333, KT400, KT600, KT880, SiS 730 Series, 740 Series, NVIDIA nForce, nForce2, ALi MAGiK 1, MAGiK 2
Package
CPGA
DDR5

AMD Socket A Memory Support

RAM compatibility and speeds

Memory support specifications for the Athlon 1133 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 1133 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
DDR1 Depends on motherboard
Memory Bus
Single-channel
Memory Bandwidth
2128 MB/s
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AMD's Athlon 1133 Integrated Graphics

Built-in GPU specifications

The AMD Athlon 1133 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 1133 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)
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Athlon 1133 Product Information

Release and pricing details

The AMD Athlon 1133 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 1133 by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Oct 2000
Launch Price
$506
Market
Desktop
Status
End-of-life
Part Number
A1133AMS3C

Athlon 1133 Benchmark Scores

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No benchmark data available for this CPU.

About AMD Athlon 1133

The AMD Athlon 1133 from AMD is a relic of early 2000s computing, part of the Athlon Model 4 (Thunderbird C) generation. Built on a 180 nm process and designed for Socket A (Socket 462) motherboards, it boasted a single core and a base clock speed of 1.133 GHz at launch in October 2000. This chip was a key player in AMDโ€™s push against Intelโ€™s Pentium 4 and Celeron lines, emphasizing improved cache architecture and enhanced instruction pipelining for better performance in desktop applications. Despite its 63W TDP, which was standard for the era, the Athlon 1133 represented a step forward in power efficiency compared to earlier Thunderbird revisions. Its release marked a time when single-core processors dominated the market, making it a solid choice for users who prioritized raw clock speed over multi-threaded capabilities.

Due to the lack of direct benchmark data, the AMD Athlon 1133 from AMDโ€™s real-world performance is contextualized by its historical standing. It was positioned as a mid-range CPU, offering balanced performance for tasks like gaming, light content creation, and general productivity in its time. Modern comparisons are tricky, but it would struggle with multitasking or demanding software today. However, for retro computing enthusiasts or systems running legacy OSes, the Athlon 1133 can still provide a nostalgic glimpse into early PC optimization. Its single-threaded nature and dated architecture make it a curiosity rather than a contender in current hardware scenarios.

At a launch price of $506, the AMD Athlon 1133 from AMD was a premium option in 2000, though its value today hinges on niche applications. Upgrading from this processor would require a complete system overhaul, as it demands Socket A motherboards with DDR RAM and older chipsets. Modern alternatives like the Ryzen 3 or Intel Core i3 series deliver far superior multi-core performance, energy efficiency, and compatibility with current software. Consider whether the cost of vintage components justifies the use of this CPU for retro builds, or if investing in a budget-friendly modern chip offers better long-term flexibility. For collectors, the Athlon 1133 remains a piece of computing history, but for practical use, itโ€™s best left in the past.

  1. Check compatibility with Socket A motherboards before purchasing.
  2. Ensure the system has DDR SDRAM and outdated AGP/PCI interfaces.
  3. Evaluate cooling solutions designed for 63W TDP chips from the early 2000s.
  4. Compare performance to modern entry-level CPUs for relevant use cases.
  5. Factor in the cost of legacy components versus upgrading to a current-gen processor.

The Intel Equivalent of Athlon 1133

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 โ€ข 4 Cores

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