Intel Core Ultra 5 245K

Name: Intel Core Ultra 5 245K
Brand: Intel
SKU: 35714

Manufacturer: Intel

The Intel Core Ultra 5 245K is a desktop CPU designed for LGA 1851 sockets, offering a base clock speed of 6x 4.2 GHz. With 14 threads and a thermal design power (TDP) of 125W, this processor provides a balanced performance for demanding tasks. The CPU also supports integrated graphics, making it versatile for both gaming and professional workloads.

In terms of performance, the Intel Core Ultra 5 245K includes a turbo boost up to 5.2 GHz and a large 24 MB L3 cache. It supports PCIe 5.0 for faster data transfer and can handle up to 192 GB of DDR5 RAM with a maximum speed of 6400 MHz. Additionally, it features support for DirectX 12 and OpenGL 4.5 through its integrated graphics.

Pros

Supports up to 192GB of DDR5 memory with a maximum speed of 6400 MHz, providing ample bandwidth for memory-intensive tasks.
Integrated graphics with DirectX 12 and OpenGL 4.5 support, capable of driving up to 4 displays for versatile multimedia setups.
Turbo boost up to 5.2 GHz allows for enhanced performance during demanding tasks, providing a flexible boost when needed.

Cons

Lacks an unlocked multiplier, limiting overclocking potential for users seeking to push the processor beyond its default specifications.
Does not support ECC memory, which may be a drawback for users requiring error-correction for critical workloads.
Maximum CPU temperature of 105°C could be a concern for users planning to push the system under sustained heavy loads.

Who is this for?

The Intel Core Ultra 5 245K is well-suited for users who require a strong balance between performance and efficiency for multi-threaded applications. With its 14 threads and turbo boost of up to 5.2 GHz, it is ideal for tasks like gaming, content creation, and moderate productivity workloads. The support for DDR5 RAM with speeds up to 6400 MHz and up to 192GB of memory capacity makes it an excellent choice for memory-intensive applications and multitasking environments. Its integrated graphics and support for DirectX 12 also provide enough power for users who don’t require dedicated GPU performance but still need solid visual and multimedia capabilities.

Who is this NOT for?

This CPU may not be suitable for users who need advanced overclocking capabilities or error correction. With its locked multiplier, it is not designed for enthusiasts looking to push the performance limits through overclocking. Additionally, the lack of support for ECC memory makes it less ideal for users running highly critical workloads that require data integrity, such as certain professional or scientific applications. Finally, the relatively high maximum temperature of 105°C could pose a challenge for those planning to run the CPU under heavy, sustained load without a robust cooling solution.

General info:

Type	Desktop
CPU socket	LGA 1851
chipset	Z890
Has integrated graphics	✓
release date	October 2024
Thermal Design Power (TDP)	125W
semiconductor size	3 nm
CPU temperature	105 °C
PCI Express (PCIe) version	5
number of transistors	17800 million
Supports 64-bit	✓

The Intel Core Ultra 5 245K is a desktop CPU designed for the LGA 1851 socket, offering a thermal design power (TDP) of 125W. It features a 3 nm semiconductor size, supporting integrated graphics for enhanced performance. With PCIe 5.0 support and 17800 million transistors, it is built for high-speed data transfer. This CPU is compatible with Z890 chipsets and fully supports 64-bit computing, running at temperatures up to 105 °C.

Performance:

CPU speed	6 x 4.2 & 8 x 3.6 GHz
CPU threads	14 threads
turbo clock speed	5.2GHz
Has an unlocked multiplier	✕
L2 cache	26 MB
L3 cache	24 MB
Uses big.LITTLE technology	✓
clock multiplier	42
Turbo Boost version	2

The Intel Core Ultra 5 245K is equipped with a total clock speed of 6 x 4.2 GHz for the primary cores and 8 x 3.6 GHz for the additional cores. With 14 threads in total, it supports efficient multitasking. The CPU features a turbo boost of up to 5.2 GHz, optimizing performance when needed, while the 24 MB L3 cache and 26 MB L2 cache further enhance data processing speed. Additionally, the chip utilizes big.LITTLE technology to balance power and performance, though it does not support an unlocked multiplier for overclocking.

Benchmarks:

PassMark result	42561
PassMark result (single)	4682
PassMark result (overclocked)	43974

The Intel Core Ultra 5 245K has achieved a PassMark result of 42,561, indicating strong overall performance. For single-threaded tasks, it delivers a PassMark result (single) of 4,682, providing solid efficiency in single-core applications. When overclocked, the CPU reaches a PassMark result (overclocked) of 43,974, showing improved performance under enhanced conditions.

Integrated graphics:

GPU clock speed	300 MHz
GPU turbo	1900 MHz
DirectX version	DirectX 12
supported displays	4
OpenGL version	4.5
OpenCL version	3

The integrated graphics of the Intel Core Ultra 5 245K feature a GPU clock speed of 300 MHz, with the ability to boost up to 1900 MHz for enhanced performance. Supporting DirectX 12, it provides compatibility with modern gaming and multimedia applications. The GPU can drive up to 4 displays simultaneously and supports OpenGL 4.5 and OpenCL 3, ensuring broad compatibility with various graphics-intensive tasks.

Memory:

RAM speed (max)	6400 MHz
maximum memory bandwidth	102.4 GB/s
DDR memory version	5
memory channels	2
maximum memory amount	192GB
Supports ECC memory	✕

The Intel Core Ultra 5 245K supports DDR5 RAM with a maximum speed of 6400 MHz, ensuring high-performance memory access. With a maximum memory bandwidth of 102.4 GB/s, it can handle demanding applications and multitasking efficiently. The CPU is equipped with two memory channels and supports up to 192GB of memory, though it does not support ECC memory for error correction.

Features:

instruction sets	MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
Has NX bit	✓

The Intel Core Ultra 5 245K supports a range of advanced instruction sets, including MMX, F16C, FMA3, AES, AVX, AVX2, and SSE 4.1/4.2, enhancing its ability to handle various workloads efficiently. It also features NX bit technology, which helps protect the system from certain types of malware by preventing code execution in certain areas of memory.

Final Verdict

The Intel Core Ultra 5 245K is a solid desktop CPU designed for users who need reliable performance for multi-threaded workloads and multitasking. With its 14 threads and turbo boost up to 5.2 GHz, it excels in scenarios requiring both efficiency and speed. The support for DDR5 RAM and integrated graphics with DirectX 12 also makes it a versatile choice for a wide range of applications. However, the lack of overclocking capabilities and ECC memory support may limit its appeal for enthusiasts or those working with highly sensitive data. Overall, it is a capable option for users looking for balanced performance in both general computing and light-to-moderate graphics tasks.