Intel Xeon D-1581
Intel processor specifications and benchmark scores
Intel Xeon D-1581 Specifications
Xeon D-1581 Core Configuration
Processing cores and threading
The Intel Xeon D-1581 features 16 physical cores and 32 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.
D-1581 Clock Speeds
Base and boost frequencies
Clock speed is a critical factor in Xeon D-1581 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 Xeon D-1581 by Intel can dynamically adjust its frequency based on workload and thermal headroom.
Intel's Xeon D-1581 Cache Hierarchy
L1, L2, L3 cache sizes
Cache memory is ultra-fast storage built directly into the D-1581 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 Xeon D-1581's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.
Broadwell Architecture & Process
Manufacturing and design details
The Intel Xeon D-1581 is built on Intel's 14 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 D-1581 incorporate advanced branch prediction and out-of-order execution for optimal performance.
Broadwell Instruction Set Features
Supported CPU instructions and extensions
The Xeon D-1581 by Intel 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.
D-1581 Power & Thermal
TDP and power specifications
The Intel Xeon D-1581 has a TDP (Thermal Design Power) of 65W, 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.
Intel BGA 1667 Platform & Socket
Compatibility information
The Xeon D-1581 uses the Intel BGA 1667 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.
Intel BGA 1667 Memory Support
RAM compatibility and speeds
Memory support specifications for the D-1581 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 Xeon D-1581 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.
Xeon D-1581 Product Information
Release and pricing details
The Intel Xeon D-1581 is manufactured by Intel 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 Xeon D-1581 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.
Xeon D-1581 Benchmark Scores
cinebench_cinebench_r15_multicoreSource
Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how Intel Xeon D-1581 performs in parallel rendering workloads like video production and 3D animation. The R15 version remains useful for comparing against older hardware benchmarks. Higher scores directly correlate with faster render times in Cinema 4D and similar 3D applications.
cinebench_cinebench_r15_singlecoreSource
Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how Intel Xeon D-1581 handles tasks that can't be parallelized across multiple cores. Games and many desktop applications still rely heavily on single-thread performance. A higher single-core score means snappier system responsiveness in everyday use.
cinebench_cinebench_r20_multicoreSource
Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on Intel Xeon D-1581. The more demanding workload provides better differentiation between current-generation processors.
cinebench_cinebench_r20_singlecoreSource
Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of Intel Xeon D-1581. The increased complexity provides more accurate performance differentiation between modern CPUs.
cinebench_cinebench_r23_multicoreSource
Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of Intel Xeon D-1581 after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss.
cinebench_cinebench_r23_singlecoreSource
Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Xeon D-1581 maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance.
About Intel Xeon D-1581
The Intel Xeon D-1581, part of Intelβs Broadwell-DE lineup, leverages a 14nm architecture to deliver a balance of performance and efficiency. With 16 cores and 32 threads, it excels in parallelizable workloads, though its base clock of 1.8 GHz and turbo boost up to 2.4 GHz position it as a mid-tier performer for sustained and burst scenarios. The 65W TDP underscores its focus on power-efficient computing, making it ideal for edge servers and dense deployments where thermal constraints matter. Its 1.5MB L3 cache per core (24MB total) aids in reducing latency for data-heavy tasks, but the relatively modest per-core frequency limits single-threaded applications. Unlike higher-end Xeons, the D-1581 forgoes hyperthreading optimizations, relying instead on core density for throughput. This chipβs design reflects Intelβs push toward scalable, energy-conscious solutions for infrastructure markets. Benchmarks like Cinebench R23βs 11,197 multi-core points validate its muscle in multi-threaded environments, though single-core scores (1,580 in R23) highlight inherent limitations.
Benchmark data reveals the D-1581βs strengths in workloads aligned with its architecture. Cinebench R20 multi-core (4,702 points) and R15 multi-core (1,128 points) results affirm its viability for virtualization and containerized environments, where thread count outweighs raw per-core speed. However, its single-core R20 score of 663 points indicates subpar performance in applications demanding high IPC efficiency, such as gaming or real-time simulations. The processorβs DDR4 memory controller and PCIe 3.0 support further cater to storage and networking tasks over compute-heavy rendering. While lacking AVX-512 or newer instruction sets, the D-1581 remains relevant in legacy systems prioritizing stability and multi-threaded scalability over cutting-edge features. This positioning makes it a niche but pragmatic choice for edge computing nodes and industrial IoT gateways.
- Network function virtualization (NFV) infrastructure
- High-density storage servers with RAID configurations
- Virtualization hosts for lightweight VM workloads
- Media transcoding pipelines with parallel encoding
- Private cloud environments requiring consistent TDP
Released in February 2016, the D-1581 from Intel carved a niche in scenarios where core count and power efficiency trump raw frequency. Its BGA 1667 packaging ties it to specific motherboards, limiting upgrade paths but ensuring system-level optimization. The processorβs longevity stems from its ability to handle sustained multi-threaded loads evident in its Cinebench R23 multi-core score without overheating in 65W-constrained chassis. While newer architectures like Ice Lake or Sapphire Rapids offer superior IPC and features, the D-1581βs cost-effectiveness and proven reliability keep it in operational fleets for infrastructure roles. For users prioritizing thread capacity over bleeding-edge performance, this Intel part remains a quiet workhorse in data centers and embedded systems.
The AMD Equivalent of Xeon D-1581
Looking for a similar processor from AMD? The AMD Ryzen 5 1600X offers comparable performance and features in the AMD lineup.
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