INTEL

Intel Core i5-4258U

Intel processor specifications and benchmark scores

2
Cores
4
Threads
2.9
GHz Boost
28W
TDP
🖥️Integrated GPU

Intel Core i5-4258U Specifications

⚙️

Core i5-4258U Core Configuration

Processing cores and threading

The Intel Core i5-4258U 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.

Cores
2
Threads
4
SMP CPUs
1
⏱️

i5-4258U Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i5-4258U 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 i5-4258U by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.4 GHz
Boost Clock
2.9 GHz
Multiplier
24x
💾

Intel's Core i5-4258U Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i5-4258U 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 i5-4258U's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
256 KB (per core)
L3 Cache
3 MB (shared)
🏗️

Haswell Architecture & Process

Manufacturing and design details

The Intel Core i5-4258U is built on Intel's 22 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 i5-4258U incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Haswell
Codename
Haswell
Process Node
22 nm
Foundry
Intel
Transistors
1,400 million
Die Size
118 mm²
Generation
Core i5 (Haswell)
🔢

Haswell Instruction Set Features

Supported CPU instructions and extensions

The Core i5-4258U 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.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4.1
SSE4.2
AVX
AVX2
FMA3
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
🔌

i5-4258U Power & Thermal

TDP and power specifications

The Intel Core i5-4258U 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.

TDP
28W
🔧

Intel BGA 1168 Platform & Socket

Compatibility information

The Core i5-4258U 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.

Socket
Intel BGA 1168
Package
FC-BGA1168
DDR5

Intel BGA 1168 Memory Support

RAM compatibility and speeds

Memory support specifications for the i5-4258U 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 i5-4258U 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
DDR3
🖥️

Intel's Core i5-4258U Integrated Graphics

Built-in GPU specifications

The Intel Core i5-4258U 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 i5-4258U 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
Intel HD 5100
Graphics Model
Intel HD 5100
📦

Core i5-4258U Product Information

Release and pricing details

The Intel Core i5-4258U 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 i5-4258U by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jun 2013
Market
Mobile
Part Number
SR18A

Core i5-4258U 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 i5-4258U 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_multicore #1462 of 1788
224
1%
Max: 14,978

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 i5-4258U. The more demanding workload provides better differentiation between current-generation processors.

cinebench_cinebench_r20_multicore #1462 of 1788
936
1%
Max: 62,412

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 i5-4258U. The increased complexity provides more accurate performance differentiation between modern CPUs.

cinebench_cinebench_r20_singlecore #1462 of 1784
131
1%
Max: 8,811

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 i5-4258U after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss.

cinebench_cinebench_r23_multicore #1462 of 1788
2,230
2%
Max: 148,601
Compare with other CPUs

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Core i5-4258U maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance.

cinebench_cinebench_r23_singlecore #1462 of 1788
314
1%
Max: 20,979

geekbench_multicoreSource

Geekbench multi-core tests Intel Core i5-4258U 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_multicore #530 of 711
1,664
7%
Max: 22,515
Compare with other CPUs

geekbench_singlecoreSource

Geekbench single-core measures how fast one thread of Intel Core i5-4258U 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.

geekbench_singlecore #489 of 711
844
25%
Max: 3,401

About Intel Core i5-4258U

The Intel Core i5-4258U utilizes the "Haswell" architecture, a 22nm process that brought significant efficiency gains for mobile computing. This processor is built for the Intel BGA 1168 socket, targeting ultra-books and compact systems where thermal constraints are a primary concern. With a base clock of 2.40 GHz and a turbo boost up to 2.90 GHz, how does this dual-core, four-thread chip handle bursts of activity? Its 28W TDP positions it in a higher performance bracket compared to standard ultra-low voltage processors, suggesting a focus on balanced power and speed. The inclusion of a 3 MB shared L3 cache helps in reducing latency for frequently accessed data. Does this architectural foundation provide enough headroom for modern multitasking demands? Released in June 2013, the Intel Core i5-4258U was designed to offer a premium mobile experience during its era. Analyzing the performance metrics reveals a chip that was competent for its time but shows its age in current benchmarks. In Cinebench R23, the processor scores 2,230 points in the multicore test and 314 points in the single-core test, highlighting the limitations of its dual-core design. Geekbench results show a multicore score of 1,664 and a single-core score of 844, which are figures typical for a low-power mobile CPU from the early 2010s. The Cinebench R20 multicore score of 936 points further illustrates its performance ceiling under heavy, sustained workloads. Can this level of throughput effectively handle today's web browsers, which are increasingly multi-threaded? For basic office productivity, these numbers might suffice, but demanding creative applications would likely struggle. It is important to consider how these synthetic benchmarks translate to real-world responsiveness. When placed in a competitive context, the Intel Core i5-4258U was often found in premium ultra-books that prioritized build quality and screen resolution over raw power. How does it stack up against modern low-power offerings from ARM-based competitors or newer Intel U-series chips? Its 28W TDP allowed for better sustained performance than 15W chips of the same generation, but at the cost of battery life and heat. This chip was a solid choice for users needing more than basic Atom or Celeron performance without jumping to a full-voltage quad-core. For contemporary users, its main appeal is likely in second-hand devices for lightweight tasks. The integrated Iris Graphics 5100 was a strong point, offering better media handling than standard HD graphics. Would you choose a system with this chip for a dedicated work machine today, or is its performance ceiling too restrictive? For those considering a system with this processor, pairing it with adequate RAM and a fast SSD is critical to mitigate its CPU limitations. What operating system would provide the best balance of functionality and performance for this hardware? A lightweight Linux distribution or a 64-bit version of Windows 10 might be the most practical choices for office work. Avoid pairing this CPU with resource-heavy background tasks to maintain system responsiveness. Consider the following components to maximize the platform's utility: 1. At least 8GB of DDR3 RAM to support multitasking. 2. A SATA or NVMe SSD (if the motherboard supports it) for fast boot and application loading. 3. A cooling pad for laptops, as the 28W TDP can generate noticeable heat in compact chassis. 4. A 1080p external monitor for better productivity, leveraging the chip's capable integrated graphics. 5. A high-quality keyboard and mouse for a comfortable office environment. 6. A lightweight antivirus and startup manager to keep background processes to a minimum. Ultimately, managing expectations is key; this is a competent chip for basic tasks, not heavy lifting.

The AMD Equivalent of Core i5-4258U

Looking for a similar processor from AMD? The AMD Ryzen 5 1400 offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 1400

AMD • 4 Cores

View Specs Compare

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