Intel Xeon 6515P

Name: Intel Xeon 6515P
Brand: Intel
SKU: 92504

Manufacturer: Intel

The Intel Xeon 6515P is an Enterprise CPU designed for demanding workloads. It offers a base clock speed of 16 x 2.3 GHz and features a large 72 MB L3 cache for improved data access and performance.

This processor supports ECC memory, ensuring data integrity, and has a maximum RAM capacity of 4000GB with DDR5 support. It operates with a thermal design power (TDP) of 150W and supports PCIe 5.0, making it suitable for modern, high-throughput systems.

Pros

Supports ECC memory for enhanced data integrity, making it suitable for critical workloads.
Built on a 3 nm semiconductor size, offering modern manufacturing technology for efficiency.
Supports PCIe 5.0, providing high-speed connectivity for demanding enterprise environments.
Has 32 threads, enabling efficient multi-threaded processing for intensive applications.
Maximum memory capacity of 4000GB and 8 memory channels, ensuring scalability for large-scale systems.

Cons

Does not include integrated graphics, requiring a discrete GPU for graphics-dependent tasks.
Does not feature an unlocked multiplier, limiting overclocking potential.
The CPU temperature can reach up to 100°C, potentially requiring efficient cooling solutions for optimal performance.

Who is this for?

The Intel Xeon 6515P is well-suited for enterprise-level workloads that require reliable performance and high scalability. With 32 threads and support for ECC memory, it is ideal for servers and data centers where stability and processing power are paramount. Its ability to handle up to 4000GB of memory and its compatibility with PCIe 5.0 also make it suitable for tasks that demand large memory pools and fast data transfer, such as scientific computing and virtualization.

Who is this NOT for?

This processor is not designed for tasks that rely on integrated graphics, as it lacks integrated graphics. Additionally, the lack of an unlocked multiplier makes it less suitable for users who want to overclock for higher performance. Its relatively high CPU temperature (up to 100°C) could also pose challenges in environments where cooling solutions are less robust, limiting its use in compact or thermal-constrained setups.

General info:

Thermal Design Power (TDP)	150W
release date	February 2025
semiconductor size	3 nm
PCI Express (PCIe) version	5
Supports 64-bit	✓
CPU temperature	100 °C
Has integrated graphics	✕

The Intel Xeon 6515P features a 150W Thermal Design Power (TDP), indicating its power consumption under maximum load. Built on a 3 nm semiconductor size, it supports PCIe 5.0 for high-speed connectivity, but it does not include integrated graphics. The processor is fully compatible with 64-bit systems and operates at a maximum temperature of 100°C.

Performance:

CPU speed	16 x 2.3 GHz
CPU threads	32 threads
turbo clock speed	3.8GHz
L3 cache	72 MB
L1 cache	1792 KB
L2 cache	32 MB
L2 core	2 MB/core
clock multiplier	23
Has an unlocked multiplier	✕
L3 core	4.5 MB/core
Turbo Boost version	2

The Intel Xeon 6515P features a total clock speed of 16 x 2.3 GHz, providing robust performance with 32 threads. It also includes a 72 MB L3 cache, with each core having 4.5 MB of L3 cache, alongside 32 MB of L2 cache and 1792 KB of L1 cache. The processor supports Turbo Boost 2.0, enabling it to reach a turbo clock speed of 3.8 GHz, though it does not feature an unlocked multiplier for overclocking.

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 6515P supports ECC memory, ensuring higher data integrity. It is compatible with DDR5 memory, offering a maximum RAM speed of 6400 MHz. With support for 8 memory channels and a maximum memory capacity of 4000GB, it is designed to handle large-scale, memory-intensive tasks. The processor also provides a bus transfer rate of 24 GT/s for efficient data communication.

Features:

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

The Intel Xeon 6515P utilizes multithreading to enhance its performance in multi-tasking scenarios. It supports a variety of instruction sets, including MMX, F16C, FMA3, AVX, AES, AVX2, SSE 4.1, and SSE 4.2, enabling compatibility with a wide range of applications. Additionally, the processor includes the NX bit for enhanced security by preventing the execution of malicious code in certain memory areas.

Benchmarks:

Final Verdict

The Intel Xeon 6515P is a robust Enterprise CPU, ideal for data centers and high-performance computing tasks. With its support for ECC memory and impressive multi-threading capabilities, it excels in applications requiring reliability and parallel processing. Its PCIe 5.0 support and large memory capacity further enhance its suitability for memory-intensive workloads. However, it may not be the best choice for users needing integrated graphics or overclocking potential. Overall, the Intel Xeon 6515P is a strong choice for enterprise environments demanding stability and scalability.