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AMD Epyc 4245P specifications and in-depth review

AMD Epyc 4245P

Manufacturer: AMD

The AMD Epyc 4245P is a robust Enterprise CPU designed for high-performance workloads. Featuring a 6 x 3.9 GHz clock speed, it offers solid processing power without integrated graphics, making it well-suited for specialized server applications.

Key technical features of the Epyc 4245P include 32 MB of L3 cache, support for DDR5 memory at speeds up to 5600 MHz, and a maximum memory capacity of 192 GB. The processor also supports multithreading and ECC memory, ensuring reliability and efficiency in demanding environments.

Pros
  • Supports ECC memory, enhancing data integrity for critical applications.
  • Capable of multithreading, enabling better performance in parallel tasks.
  • Has an unlocked multiplier, allowing for overclocking and performance tuning.
  • Supports PCIe 5.0, offering faster data transfer speeds for compatible devices.
  • Provides a high maximum memory bandwidth of 89.6 GB/s, beneficial for memory-intensive workloads.
Cons
  • Lacks integrated graphics, limiting its use in systems that require onboard GPU functionality.
  • Only supports up to 192GB of RAM, which might be insufficient for some high-end server workloads.
  • The L1 cache size is relatively small at 480 KB, which may impact performance in certain tasks.
Who is this for?

The AMD Epyc 4245P is ideal for enterprise environments that require reliable performance and data integrity. With its support for ECC memory and a high memory bandwidth of 89.6 GB/s, it's well-suited for servers and workstations that handle critical applications or large datasets. The ability to utilize multithreading also makes it a strong candidate for tasks like virtualization and parallel processing, where efficiency across multiple tasks is essential.

Who is this NOT for?

This processor may not be suitable for users who require integrated graphics or have extremely high RAM needs. The lack of integrated graphics limits its use in systems that don’t have a dedicated GPU. Additionally, with a maximum memory capacity of 192GB, it may fall short for some high-end computing tasks or specialized applications that demand larger memory configurations.

General info:

Thermal Design Power (TDP) 65W
release date May 2025
semiconductor size 4 nm
PCI Express (PCIe) version 5
Supports 64-bit ✓
Has integrated graphics ✕

The AMD Epyc 4245P features a low 65W Thermal Design Power (TDP), making it energy efficient for high-performance tasks. It is built with a 4 nm semiconductor size and supports PCIe 5.0 for fast data transfer speeds. The processor also supports 64-bit processing but does not include integrated graphics.

Performance:

CPU speed 6 x 3.9 GHz
CPU threads 12 threads
turbo clock speed 5.4GHz
L3 cache 32 MB
L1 cache 480 KB
L2 cache 6 MB
L2 core 1 MB/core
clock multiplier 39
Has an unlocked multiplier ✓
L3 core 5.33 MB/core

The AMD Epyc 4245P delivers solid performance with 6 x 3.9 GHz clock speed and 12 threads, making it suitable for multitasking and parallel workloads. It features a 5.4 GHz turbo clock speed for burst performance and offers a significant 32 MB of L3 cache to enhance data access speeds. The processor also includes a 39x clock multiplier and an unlocked multiplier for overclocking flexibility.

Memory:

Supports ECC memory ✓
maximum memory bandwidth 89.6 GB/s
DDR memory version 5
RAM speed (max) 5600 MHz
maximum memory amount 192GB
memory channels 2

The AMD Epyc 4245P supports ECC memory, ensuring data integrity in critical applications. It offers a maximum memory bandwidth of 89.6 GB/s and supports DDR5 memory with a maximum RAM speed of 5600 MHz. With 2 memory channels and a maximum memory capacity of 192 GB, it provides ample resources for demanding workloads.

Features:

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

The AMD Epyc 4245P supports multithreading, allowing for efficient handling of multiple tasks simultaneously. It includes a wide range of instruction sets, such as MMX, AES, AVX, and AVX2, to enhance processing flexibility and performance. Additionally, the processor features the NX bit, providing an added layer of security against certain types of malware.

Benchmarks:

PassMark result 31145
PassMark result (single) 4573
PassMark result (overclocked) 31459

The AMD Epyc 4245P achieves a PassMark result of 31145, demonstrating strong overall performance. Its PassMark single-threaded score is 4573, while its overclocked performance reaches a score of 31459, indicating improved performance under optimized conditions.

Final Verdict

The AMD Epyc 4245P is a solid choice for enterprise-level applications, offering strong performance with its 12 threads, multithreading support, and ECC memory for reliable data handling. Its PCIe 5.0 support and high memory bandwidth make it well-suited for tasks requiring fast data transfer and efficient processing. However, the lack of integrated graphics and a maximum RAM capacity of 192GB may limit its appeal for certain specialized or graphics-intensive workloads. Overall, it is a dependable option for high-performance server and workstation environments.