Intel Xeon 6518P-B

Server CPUIntel

Also called intel xeon 6518p-b, xeon 6518p-b, 6518p-b, xeon-6518p-b

IntelServer CPUGranite Rapids

Intel Xeon 6 server processor on Granite Rapids, with 20 cores and 40 threads and 80 MB L3 at 150 W TDP addressing up to 1.13 GB and no integrated graphics.

What you need to know

Still a capable Xeon 6 desktop chip.

Intel Xeon 6518P-B launched in October 1, 2025., It has 20 cores and 40 threads on Granite Rapids. It is no longer the newest SKU in every store, but the chip is still useful when the rest of the PC keeps up.

Still good?: Yes, for most work this class is sold for
Product age: Less than a year old
Upgrade pressure: Low

Feex says

This SKU has no picture of its own. If the machine has no discrete GPU, a black screen after install is expected, not a dead CPU.

What this hardware means today

Age and usefulness are not the same number. This page keeps them separate.

Performance today: Excellent. Excellent for the class when RAM, storage, and the GPU keep up.
Product age 0 years old: Current generation. Launched October 1, 2025. Newer platforms exist. That does not make this chip unusable by itself.
Support status: Supported. Current Windows and current applications still run on this class of CPU. Platform BIOS support depends on the motherboard or laptop vendor.
Upgrade pressure: Low. Upgrade pressure is low unless you need a different platform feature.

Where does it sit?

Granite Rapids sits on Intel's recent Core timeline. Later desktop branding moved toward Core Ultra.

11th Gen

12th Gen

13th Gen

14th Gen

Core Ultra

Performance context

These are qualitative readings, not a fake 8.7 out of 10. Workload still wins.

Gaming: Poor fit

Not the job. Use a desktop or workstation part if games are the point.

Productivity: Excellent

20 cores cover office, browser, and compile work in this class.

Multithreaded workloads: Very Good

40 threads. Heavy encodes still scale further on higher-core parts.

General use: Excellent

Everyday Windows use is not where most people notice this SKU first.

Efficiency: Average

Rated 150 W base power. That is a platform number, not a promise about your cooler.

Should you upgrade?

Probably not if this chip already matches your work.

Upgrade makes more sense if

Your workload is strongly CPU limited
You need a platform this SKU cannot offer
You need substantially more multicore performance
You need newer connectivity that your current board cannot offer

Upgrade makes less sense if

The GPU is the real bottleneck
Current applications are already responsive
The CPU rarely limits your workload

Specifications

Figures below follow the Feex Hardware Database record for this SKU. Fields without a recorded value are omitted.

Processor

Intel Xeon 6518P-B is built on Granite Rapids.

Intel Xeon 6518P-B specifications: Processor
Manufacturer	Intel
Family	Xeon 6
Architecture	Granite Rapids
Codename	Granite Rapids-D
Generation	Intel Xeon 6 processors
Segment	Server

Cores and threads

Intel Xeon 6518P-B has 20 cores and 40 threads.

Intel Xeon 6518P-B specifications: Cores and threads
Cores	20
P-cores	20
Threads	40

Clock speeds

Base clock is 2.0 GHz. Boost reaches 3.5 GHz.

Intel Xeon 6518P-B specifications: Clock speeds
Base frequency	2.0 GHz
Max boost	3.5 GHz

Cache

Cache on this sheet is 80 MB L3.

Intel Xeon 6518P-B specifications: Cache
L3 cache	80 MB
Total cache	80 MB

Memory

Intel Xeon 6518P-B addresses 1.13 GB across 4 memory channels.

Intel Xeon 6518P-B specifications: Memory
Supported types	DDR5
Max capacity	1.13 GB
Channels	4

Package and power

Intel Xeon 6518P-B lists 150 W board power.

Intel Xeon 6518P-B specifications: Package and power
TDP	150 W
PCIe	Revision Gen 4, Gen 5, 48 lanes

Integrated graphics

Intel Xeon 6518P-B does not include integrated graphics.

Intel Xeon 6518P-B specifications: Integrated graphics
Integrated graphics	None

Market

Intel Xeon 6518P-B launched October 1, 2025.

Intel Xeon 6518P-B specifications: Market
Launch date	October 1, 2025
Model	6518P-B

Features

Intel Xeon 6518P-B records 7 instruction sets on this sheet.

Intel Xeon 6518P-B specifications: Features
Instruction sets	AMXAVX-512AVX2AVXAVX-VNNI64-bit (x86-64)SSE4.2
Security	Execute Disable (NX)Boot GuardSGXTrusted ExecutionMode-Based Execute Control
Virtualization	Extended Page Tables (EPT)VT-d (DMA Remapping)VT-x (Hardware Virtualization)
AI acceleration	AMX (Advanced Matrix Extensions)Deep Learning Boost

Compatibility

Compatibility
Memory	DDR5, up to 1.13 GB
Graphics	Requires a discrete GPU. This SKU has no iGPU.

Confirm the platform from the manufacturer sheet before you buy a board for this SKU.

Cooler clearance, VRM quality, and power limits matter as much as the socket name.

Do not expect a display from the motherboard video ports. This SKU has no integrated graphics.

No display after install

This SKU has no integrated graphics. A machine with no discrete GPU will not show a picture. That is expected, not a dead CPU.

Sources and verification

Reviewed by Feex editorial. Last verified August 2026 Status: Partially Verified. How we research.

Feex Hardware Database · Specification source used for this sheet. CC BY 4.0.

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