INTEL

Intel Core i5-1245U

Intel processor specifications and benchmark scores

10
Cores
12
Threads
4.4
GHz Boost
15W
TDP
🖥️Integrated GPU

Intel Core i5-1245U Specifications

⚙️

Core i5-1245U Core Configuration

Processing cores and threading

The Intel Core i5-1245U features 10 physical cores and 12 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
10
Threads
12
Hybrid Cores
P-Cores: 2 E-Cores: 8
SMP CPUs
1
⏱️

i5-1245U Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i5-1245U 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 i5-1245U by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1600 GHz
Boost Clock
4.4 GHz
E-Core Frequency
1200 MHz up to 3.3 GHz
Multiplier
16x
💾

Intel's Core i5-1245U Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i5-1245U 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 i5-1245U's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
80 KB (per core)
L2 Cache
1.25 MB (per core)
L3 Cache
12 MB (shared)
🏗️

Alder Lake Architecture & Process

Manufacturing and design details

The Intel Core i5-1245U is built on Intel's 10 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 i5-1245U incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Alder Lake
Codename
Alder Lake-U
Process Node
10 nm
Foundry
Intel
Generation
Core i5 (Alder Lake-U)
🔢

Alder Lake Instruction Set Features

Supported CPU instructions and extensions

The Core i5-1245U 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
SSE4.2
AVX
AVX2
FMA3
SHA
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
TXT
TSX
🔌

i5-1245U Power & Thermal

TDP and power specifications

The Intel Core i5-1245U has a TDP (Thermal Design Power) of 15W, 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
15W
PL1 (Base Power)
15 W
PL2 (Turbo Power)
55 W
Tj Max
100°C
🔧

Intel BGA 1744 Platform & Socket

Compatibility information

The Core i5-1245U uses the Intel BGA 1744 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 1744
PCIe
Gen 4, 20 Lanes(CPU only)
Package
FC-BGA16F
DDR5

Intel BGA 1744 Memory Support

RAM compatibility and speeds

Memory support specifications for the i5-1245U 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 i5-1245U 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
DDR4, DDR5
Memory Bus
Dual-channel
DDR5 Speed
4800 MT/s
DDR4 Speed
3200 MT/s
🖥️

Intel's Core i5-1245U Integrated Graphics

Built-in GPU specifications

The Intel Core i5-1245U 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 i5-1245U 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
Iris Xe 80EU
Graphics Model
Iris Xe 80EU
📦

Core i5-1245U Product Information

Release and pricing details

The Intel Core i5-1245U 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 i5-1245U by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Feb 2022
Market
Mobile
Status
Active
Part Number
SRLFSSRLWY

Core i5-1245U 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 i5-1245U performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #743 of 1788
1,126
8%
Max: 14,978
Compare with other CPUs

cinebench_cinebench_r15_singlecoreSource

Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how Intel Core i5-1245U handles tasks that can't be parallelized across multiple cores. Games and many desktop applications still rely heavily on single-thread performance.

cinebench_cinebench_r15_singlecore #744 of 1245
158
7%
Max: 2,114

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 i5-1245U.

cinebench_cinebench_r20_multicore #743 of 1788
4,694
8%
Max: 62,412
Compare with other CPUs

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 i5-1245U.

cinebench_cinebench_r20_singlecore #742 of 1784
662
8%
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 i5-1245U after thermal limits kick in.

cinebench_cinebench_r23_multicore #743 of 1788
11,177
8%
Max: 148,601
Compare with other CPUs

🏆 Top 5 Performers

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Core i5-1245U maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #743 of 1788
1,578
8%
Max: 20,979
Compare with other CPUs

About Intel Core i5-1245U

When evaluating the practical performance of the Intel Core i5-1245U, you're looking at a processor that balances efficiency and capability beautifully. Built on Intel's 10 nm Alder Lake-U architecture, this Core i5 CPU features 10 cores and 12 threads, which translates to solid multitasking without draining your battery. The base clock of 1.6 GHz offers reasonable responsiveness for everyday tasks, while the Turbo Clock of 4.4 GHz provides a burst of speed when needed. Benchmark data further solidifies its standing: the i5-1245U by Intel scored 11,177 in Cinebench R23 multicore and 1,578 in single-core, showcasing its versatility in both single-threaded and multi-threaded workloads. For most professionals and students, this means buttery smooth performance whether you're editing spreadsheets, streaming media, or running multiple applications simultaneously.

Gaming capabilities might not be the first thing you associate with a U-series processor, but the Intel Core i5-1245U holds its own surprisingly well. While you won't be pushing high-end AAA titles at max settings, lighter eSports and indie games are well within reach, especially when paired with a competent GPU. The 12 MB shared L3 cache and ample thread count help maintain consistent frame rates, even in games that benefit from multi-core processing. Benchmarks like the 1,126 points in Cinebench R15 multicore demonstrate that this chip can handle gaming workloads that don't demand extreme graphical performance. If you're a casual gamer or someone who enjoys less demanding titles, the i5-1245U from Intel could be an excellent, power-efficient choice.

Value proposition is where the Intel Core i5-1245U really shines. Priced competitively, it offers a compelling balance of power and efficiency, making it ideal for thin-and-light laptops and 2-in-1 devices. Its 15W TDP ensures minimal thermal output, which is crucial for maintaining a sleek, portable design without sacrificing performance. When you factor in the benchmark results, like the 4,694 points in Cinebench R20 multicore and 662 points in single-core, you get a processor that punches above its weight class. For users seeking a reliable, affordable CPU that can handle both work and play, the i5-1245U by Intel represents a smart investment, especially if battery life and portability are high on your priority list.

Compatibility considerations are important, and the Intel Core i5-1245U scores well here too. Fitted with an Intel BGA 1744 socket, it's designed for modern, compact devices, ensuring a perfect fit in the latest laptops and mobile workstations. Whether you're upgrading an existing system or purchasing a new one, you can trust that the i5-1245U from Intel will integrate seamlessly with current hardware and software ecosystems.

  1. 10 nm process technology enhances power efficiency and thermal performance.
  2. 10 cores and 12 threads provide robust multitasking capabilities.
  3. Low 15W TDP makes it perfect for portable, thin-and-light designs.
  4. High scores in Cinebench benchmarks indicate strong overall performance.
  5. BGA 1744 socket ensures compatibility with contemporary laptops and systems.
If you're after a processor that delivers balanced performance, gaming potential, and excellent value while maintaining compatibility with modern devices, look no further than the Intel Core i5-1245U.

The AMD Equivalent of Core i5-1245U

Looking for a similar processor from AMD? The AMD Ryzen 5 5500 offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 5500

AMD • 6 Cores

View Specs Compare

Popular Intel Core i5-1245U Comparisons

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