Intel Core i5-5257U
Intel processor specifications and benchmark scores
Intel Core i5-5257U Specifications
Core i5-5257U Core Configuration
Processing cores and threading
The Intel Core i5-5257U features 2 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.
i5-5257U Clock Speeds
Base and boost frequencies
Clock speed is a critical factor in Core i5-5257U 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 Core i5-5257U by Intel can dynamically adjust its frequency based on workload and thermal headroom.
Intel's Core i5-5257U Cache Hierarchy
L1, L2, L3 cache sizes
Cache memory is ultra-fast storage built directly into the i5-5257U 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 Core i5-5257U'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 Core i5-5257U 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 i5-5257U incorporate advanced branch prediction and out-of-order execution for optimal performance.
Broadwell Instruction Set Features
Supported CPU instructions and extensions
The Core i5-5257U 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.
i5-5257U Power & Thermal
TDP and power specifications
The Intel Core i5-5257U has a TDP (Thermal Design Power) of 28W, 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 1168 Platform & Socket
Compatibility information
The Core i5-5257U uses the Intel BGA 1168 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 1168 Memory Support
RAM compatibility and speeds
Memory support specifications for the i5-5257U 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 Core i5-5257U 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.
Intel's Core i5-5257U Integrated Graphics
Built-in GPU specifications
The Intel Core i5-5257U 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 i5-5257U 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.
Core i5-5257U Product Information
Release and pricing details
The Intel Core i5-5257U 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 Core i5-5257U by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.
Core i5-5257U 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 Core i5-5257U 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_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 Core i5-5257U. 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 Core i5-5257U. 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 Core i5-5257U 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 Core i5-5257U maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance.
geekbench_multicoreSource
Geekbench multi-core tests Intel Core i5-5257U across real-world workloads including image processing, machine learning, and data compression. All available threads are utilized to measure parallel performance. Higher scores indicate better capability in multitasking and content creation.
geekbench_singlecoreSource
Geekbench single-core measures how fast one thread of Intel Core i5-5257U can process tasks like web browsing and document editing. This score correlates with how snappy the system feels during normal use. Many applications still depend primarily on single-thread performance.
About Intel Core i5-5257U
The Intel Core i5-5257U processor stands out as a compact powerhouse from the Broadwell-U generation, featuring 2 cores and 4 threads for efficient multitasking in ultrabooks. With a base clock of 2.70 GHz boosting up to 3.10 GHz in turbo mode, the i5-5257U chip from Intel delivers reliable performance for everyday computing tasks. Built on Intel's advanced 14 nm manufacturing process, it optimizes power efficiency while packing a 3 MB shared L3 cache for quick data access. The 28W TDP makes the i5-5257U chip from Intel ideal for thin-and-light laptops, balancing speed and battery life seamlessly. Socketed in the Intel BGA 1168 platform, it launched in March 2015 at a price of $315, targeting mobile professionals. This 14 nm architecture significantly reduced power leakage compared to prior 22 nm nodes, enhancing overall thermal management in slim designs.
Benchmark results highlight the i5-5257U chip from Intel's multicore prowess, scoring 2,408 points in Cinebench R23 multicore and 1,773 in Geekbench multicore tests. Single-core performance reaches 922 points in Geekbench and 339 in Cinebench R23 single-core, showcasing solid responsiveness for web browsing and office apps. In Cinebench R20 multicore, it achieves 1,011 points, underlining its capability for light content creation workloads. These data-driven scores position the Intel Core i5-5257U as a mid-range performer from its era, excelling in power-constrained environments. Compared to integrated graphics and memory handling, the i5-5257U chip from Intel maintains competitive throughput without excessive heat generation. Real-world tests confirm its efficiency, often outperforming older Haswell equivalents by 15-20% in similar TDP scenarios.
Competitively, the Intel Core i5-5257U holds its ground against contemporaries like the i5-5200U, offering a slight turbo edge and better 14 nm yields for sustained loads. It outperforms AMD equivalents from 2015 in multicore benchmarks by up to 25%, thanks to Hyper-Threading and Intel's architecture advantages. In ultrabook markets, the i5-5257U chip from Intel powered premium devices from Dell and Lenovo, providing a sweet spot between i3 economy and i7 premium. Its positioning emphasized integrated Iris Graphics 6100 for casual gaming and 4K video playback, rare for 28W chips then. Data shows it lagged behind desktop i5s by 40-50% in raw power but excelled in portability metrics. Today, it remains viable for legacy systems, though newer 10nm+ rivals dwarf it in efficiency per watt.
Upgrade considerations for the i5-5257U chip from Intel revolve around its soldered BGA 1168 socket, limiting DIY swaps to professional reflows with high failure risks. Users eyeing improvements should target full laptop replacements, as TDP and socket lock it into Broadwell-era boards. Pairing with 8-16GB DDR3L-1600 RAM maximizes its 3 MB cache utilization for better benchmark scores. For modern needs, transitioning to 11th-gen Tiger Lake or later yields 3-4x multicore gains at similar power. The i5-5257U's $315 launch price reflects value then, but resale now suits budget retro builds. Data advises against overclocking attempts, as locked multipliers preserve 14 nm longevity without voiding warranties prematurely.
The AMD Equivalent of Core i5-5257U
Looking for a similar processor from AMD? The AMD Ryzen 5 1400 offers comparable performance and features in the AMD lineup.
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