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Intel Xeon 6774P specifications and in-depth review

Intel Xeon 6774P

Manufacturer: Intel

The Intel Xeon 6774P is a high-performance CPU designed for enterprise-level computing tasks. It offers a solid base clock speed of 2.5 GHz and supports up to 128 threads, making it suitable for demanding workloads in data centers and large-scale operations.

Key technical specifications include a thermal design power (TDP) of 350W, support for up to 4000GB of ECC DDR5 memory, and PCIe 5.0 for high-speed connectivity. With a turbo boost of 3.9 GHz, the Xeon 6774P is built to handle intensive processing with advanced instruction sets like AES and AVX2, ensuring efficiency and stability under heavy usage.

Pros
  • Supports ECC memory for enhanced data reliability, making it suitable for critical applications.
  • Compatible with high-speed DDR5 memory, supporting up to 8000 MHz for fast data access.
  • Offers multithreading for handling simultaneous tasks efficiently, ideal for multi-threaded workloads.
  • Equipped with a substantial 336 MB L3 cache, improving data retrieval times for complex tasks.
Cons
  • Does not include integrated graphics, requiring a discrete GPU for display tasks.
  • Lacks an unlocked multiplier, limiting overclocking potential for users seeking additional performance gains.
Who is this for?

The Intel Xeon 6774P is well-suited for enterprise environments requiring high-performance processing, such as data centers or large-scale computational tasks. With its support for ECC memory and a massive 4000GB memory capacity, it ensures reliable and stable performance in mission-critical workloads. The processor's ability to handle 128 threads and support for multithreading makes it ideal for multi-threaded applications, including virtualization and scientific computing.

Who is this NOT for?

This processor may not be the best choice for general-purpose users or those needing integrated graphics, as it does not feature integrated graphics, requiring a separate GPU for any visual tasks. Additionally, the absence of an unlocked multiplier limits its overclocking potential, making it less appealing for enthusiasts or users looking for customizable performance boosts.

General info:

Thermal Design Power (TDP) 350W
release date May 2025
semiconductor size 3 nm
PCI Express (PCIe) version 5
Supports 64-bit ✓
CPU temperature 100 °C
Has integrated graphics ✕

The Intel Xeon 6774P features a thermal design power (TDP) of 350W, requiring significant cooling to maintain optimal performance. It is built on a 3 nm semiconductor size, ensuring power efficiency and processing speed. The CPU supports PCIe 5.0 for high-speed data transfer and offers full compatibility with 64-bit systems. Notably, it does not include integrated graphics, and its maximum operating temperature reaches 100 °C.

Performance:

CPU speed 64 x 2.5 GHz
CPU threads 128 threads
turbo clock speed 3.9GHz
L3 cache 336 MB
clock multiplier 25
Has an unlocked multiplier ✕
L3 core 5.25 MB/core
Turbo Boost version 2

The Intel Xeon 6774P delivers a total clock speed of 64 x 2.5 GHz, with 128 threads enabling efficient parallel processing. It also supports a turbo clock speed of 3.9 GHz for enhanced performance under heavy loads. The processor is equipped with a substantial 336 MB L3 cache and utilizes a clock multiplier of 25, ensuring fast data handling and response times. Notably, it does not feature an unlocked multiplier for overclocking.

Memory:

Supports ECC memory ✓
DDR memory version 5
RAM speed (max) 8000 MHz
maximum memory amount 4000GB
memory channels 8

The Intel Xeon 6774P supports ECC memory for error correction, ensuring reliability in critical computing environments. It is compatible with DDR5 memory, with a maximum RAM speed of 8000 MHz. The processor can handle up to a massive 4000GB of memory across 8 memory channels, providing extensive capacity and bandwidth for high-performance workloads.

Features:

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

The Intel Xeon 6774P leverages multithreading to efficiently handle multiple tasks simultaneously, enhancing performance in demanding applications. It supports a wide range of instruction sets, including MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2, enabling compatibility with modern software and workloads. Additionally, it includes the NX bit for improved security by preventing certain types of attacks.

Benchmarks:

Final Verdict

The Intel Xeon 6774P is a high-performance enterprise CPU designed for demanding workloads. With its support for ECC memory and impressive multithreading capabilities, it excels in environments requiring reliability and processing power. Its massive memory capacity of up to 4000GB and support for DDR5 memory make it a strong choice for large-scale applications. However, its lack of integrated graphics and inability to overclock limit its appeal to general users or enthusiasts. Overall, this processor is ideal for data centers and intensive computational tasks where stability and efficiency are paramount.