AMD

AMD Phenom II X4 940 BE

AMD processor specifications and benchmark scores

4
Cores
4
Threads
โ€”
GHz Boost
125W
TDP
๐Ÿ”“Unlocked ๐Ÿ–ฅ๏ธIntegrated GPU ๐Ÿ›ก๏ธECC Memory

AMD Phenom II X4 940 BE Specifications

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Phenom II X4 940 BE Core Configuration

Processing cores and threading

The AMD Phenom II X4 940 BE features 4 physical cores and 4 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
4
Threads
4
SMP CPUs
1
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Phenom II X4 940 BE Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Phenom II X4 940 BE 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 Phenom II X4 940 BE by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3 GHz
Boost Clock
N/A
Multiplier
15x ๐Ÿ”“
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AMD's Phenom II X4 940 BE Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Phenom II X4 940 BE 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 Phenom II X4 940 BE'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
512 KB (per core)
L3 Cache
6 MB (shared)
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K10 Architecture & Process

Manufacturing and design details

The AMD Phenom II X4 940 BE is built on AMD's 45 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 Phenom II X4 940 BE incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
K10
Codename
Deneb
Process Node
45 nm
Foundry
GlobalFoundries
Transistors
758 million
Die Size
258 mmยฒ
Generation
Phenom II X4 (Deneb)
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K10 Instruction Set Features

Supported CPU instructions and extensions

The Phenom II X4 940 BE 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
SSE4A
AMD64
AMD-V
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Phenom II X4 940 BE Power & Thermal

TDP and power specifications

The AMD Phenom II X4 940 BE 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
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AMD Socket AM2+ Platform & Socket

Compatibility information

The Phenom II X4 940 BE 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+
Chipsets
AMD 700 Series, AMD 800 Series, AMD 900 Series, nForce 630a, nForce 700a, nForce 900a
PCIe
Gen 2
Package
ยตPGA
DDR5

AMD Socket AM2+ Memory Support

RAM compatibility and speeds

Memory support specifications for the Phenom II X4 940 BE 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 Phenom II X4 940 BE 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
17.1 GB/s
ECC Memory
Supported
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AMD's Phenom II X4 940 BE Integrated Graphics

Built-in GPU specifications

The AMD Phenom II X4 940 BE 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 Phenom II X4 940 BE 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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Phenom II X4 940 BE Product Information

Release and pricing details

The AMD Phenom II X4 940 BE 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 Phenom II X4 940 BE by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Jan 2009
Launch Price
$275
Market
Desktop
Status
End-of-life
Part Number
HDZ940XCJ4DGIHDZ940XCGIBOX

Phenom II X4 940 BE Benchmark Scores

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No benchmark data available for this CPU.

About AMD Phenom II X4 940 BE

AMD Phenom II X4 940 BE Technical Assessment

The AMD Phenom II X4 940 BE stands out with its K10 architecture, built on a 45 nm process that enhances energy efficiency relative to earlier AMD designs, while maintaining robust compute capabilities. This quad-core CPU operates at a base clock of 3.00 GHz, delivering solid single-threaded and multi-threaded performance suitable for mid-range desktop tasks. Its architecture, optimized for AMD Socket AM2+, supports a shared 6 MB L3 cache which significantly benefits applications with high cache locality, such as gaming and content creation workloads. The processor's design emphasizes a balance of power and performance, with a TDP of 125W, reflecting its intended use in systems that can accommodate higher power consumption for sustained performance. The AMD Phenom II X4 940 BE is tailored for users seeking an affordable yet capable processor, particularly in workloads where four cores can be effectively utilized, such as multitasking with productivity applications, media editing, and older gaming titles. When considering the performance profile of the AMD Phenom II X4 940 BE, it excels in conventional workloads that leverage its four cores and large cache. Its clock speed provides ample headroom for general productivity and some level of overclocking potential, appealing to tech enthusiasts aiming to maximize performance on an existing platform. Power consumption, while on the higher side at 125W TDP, remains manageable within systems designed with adequate cooling solutions. The L1 and L2 caches are smaller in comparison, but the shared 6 MB L3 cache helps reduce latency for data-intensive operations, offering a noticeable advantage in scenarios like real-time rendering and gaming. This CPU performs best in multi-threaded applications where its four cores can be fully utilized, making the AMD Phenom II X4 940 BE ideal for mainstream users who prioritize multi-core performance over raw clock speed, especially given its strategic cost point at launch.

The Intel Equivalent of Phenom II X4 940 BE

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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