Intel Xeon 6740P

Name: Intel Xeon 6740P
Brand: Intel
SKU: 8390

Manufacturer: Intel

The Intel Xeon 6740P is a powerful Enterprise CPU designed for demanding workloads. With 96 threads and a base clock speed of 2.1 GHz, it provides reliable performance for data centers and enterprise applications. Its 3 nm semiconductor size contributes to its energy efficiency and processing power.

In terms of memory, the Xeon 6740P supports up to 4000GB of ECC memory with a maximum RAM speed of 6400 MHz, ensuring high bandwidth and stability. Notably, it features a Turbo Boost version 2 for an enhanced clock speed of 3.8 GHz, and offers extensive cache with 288 MB L3 cache and 96 MB L2 cache.

Pros

Supports ECC memory, ensuring higher data integrity and system reliability, which is crucial for enterprise environments.
Equipped with 8 memory channels, enabling better memory bandwidth and improved performance in multi-threaded tasks.
Has a substantial 288 MB L3 cache, which helps in speeding up access to frequently used data and improving overall processing speed.

Cons

Does not include integrated graphics, requiring a separate GPU for tasks that need graphical processing.
Does not support an unlocked multiplier, limiting the ability to overclock for users seeking maximum performance customization.
Operates at a relatively high CPU temperature of 91°C, which may require more advanced cooling solutions in high-demand environments.

Who is this for?

The Intel Xeon 6740P is ideal for enterprise-level environments and high-performance computing tasks that demand substantial processing power. With 96 threads and the ability to handle up to 4000GB of ECC memory, it excels in scenarios requiring reliability and efficient multitasking, such as data centers, scientific research, or virtualization.

Who is this NOT for?

This processor is not suited for users who require integrated graphics, as it lacks integrated graphics, making it unsuitable for basic graphic-intensive tasks or users without dedicated GPUs. Additionally, its relatively high CPU temperature of 91°C suggests that advanced cooling solutions would be necessary in compact or thermally constrained environments.

General info:

Thermal Design Power (TDP)	270W
release date	February 2025
semiconductor size	3 nm
PCI Express (PCIe) version	5
Supports 64-bit	✓
CPU temperature	91 °C
Has integrated graphics	✕

The Intel Xeon 6740P is designed with a 270W Thermal Design Power (TDP), indicating a high power consumption suitable for demanding applications. It is built on a 3 nm semiconductor size, optimizing performance and energy efficiency. The processor supports PCIe version 5 for faster data transfer speeds but does not include integrated graphics. The CPU operates at a temperature of 91°C and fully supports 64-bit architecture.

Performance:

CPU speed	48 x 2.1 GHz
CPU threads	96 threads
turbo clock speed	3.8GHz
L3 cache	288 MB
L1 cache	5376 KB
L2 cache	96 MB
L2 core	2 MB/core
clock multiplier	21
Has an unlocked multiplier	✕
L3 core	6 MB/core
Turbo Boost version	2

The Intel Xeon 6740P offers a total of 96 threads, with a base CPU speed of 48 x 2.1 GHz. It is equipped with significant cache, including 288 MB L3 cache and 96 MB L2 cache, ensuring efficient data processing. The processor also supports a Turbo Boost version 2, boosting the clock speed up to 3.8 GHz for demanding tasks, though it does not feature an unlocked multiplier.

Memory:

Supports ECC memory	✓
DDR memory version	5
RAM speed (max)	6400 MHz
maximum memory amount	4000GB
memory channels	8
bus transfer rate	24 GT/s

The Intel Xeon 6740P supports ECC memory for enhanced reliability, making it suitable for critical applications. It is compatible with DDR5 memory, with a maximum RAM speed of 6400 MHz. The processor can handle up to 4000GB of memory across 8 memory channels, offering a high memory bandwidth with a bus transfer rate of 24 GT/s.

Features:

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

The Intel Xeon 6740P features multithreading support, allowing it to handle multiple tasks simultaneously for improved performance. It supports a wide range of instruction sets including MMX, AES, AVX, and SSE 4.1/4.2, enabling efficient execution of complex operations. Additionally, the processor includes the NX bit, enhancing security by preventing the execution of malicious code.

Benchmarks:

PassMark result	122165
PassMark result (single)	3185

The Intel Xeon 6740P has achieved a strong PassMark result of 122165, reflecting its overall processing power. For single-threaded tasks, it delivers a PassMark result (single) of 3185, showcasing its performance in more focused workloads.

Final Verdict

The Intel Xeon 6740P is a robust choice for enterprise-level applications requiring high processing power and memory capacity. With its 96 threads and support for up to 4000GB of ECC memory, it is designed for demanding workloads in environments like data centers or virtualization. While it may not be ideal for tasks requiring integrated graphics and could require enhanced cooling solutions, it remains a reliable option for high-performance computing tasks. Overall, the Xeon 6740P is a strong contender for professionals seeking stability and power in their systems.