Feex·CPU
Intel · Xeon Gold · Server

Intel® Xeon™ Gold 5218B

The Intel Xeon Gold 5218B is a server processor released on April 1, 2019, built on the Cascade Lake architecture using a 14 nm process. It has 16 cores and 32 threads, a base clock of 2.30 GHz, a maximum boost of 3.90 GHz, 22 MB of L3 cache, a 125 W TDP and the FCLGA3647 socket.

Cores
16
Threads
32
Boost Clock
3.9 GHz
Base Clock
2.3 GHz
Architecture
Cascade Lake
Socket
FCLGA3647
TDP
125 W
L3 Cache
22 MB
Core layout
PPPPPPPPPPPPPPPP
16 Performance 32 Threads
Notable capabilities:AVX-512Extended Page Tables (EPT)

Best for

Server / professional infrastructure

Overview

The Intel Xeon Gold 5218B is a server processor with 16 cores and 32 threads, built on the Cascade Lake architecture. It launched in Apr 2019. Clocks run from 2.3 GHz base to 3.9 GHz boost. A 22-MB L3 cache backs the cores (2.4 MB per core). It addresses DDR4 memory up to 1024 GB across 6 channels. The chip drops into the FCLGA3647 socket and exposes PCIe 3.0 (48 lanes). Rated TDP is 125 W. Notable platform capabilities: AVX-512, Extended Page Tables (EPT).

Core Configuration

Cores
16
Threads
32
Threads per Core
2
Base Clock
2.3 GHz
Boost Clock
3.9 GHz

The Intel Xeon Gold 5218B has 16 physical cores and runs 32 logical threads. It runs 2 threads per core. It runs at a base clock of 2.30 GHz and boosts up to 3.90 GHz.

Architecture & Generation

Manufacturer
Intel
Family
Xeon Gold
Segment
Server
Generation
2nd Gen Intel Xeon Scalable Processors
Architecture
Cascade Lake
Codename
Cascade Lake
Lithography
14 nm
Release Date
Apr 2019

The Intel Xeon Gold 5218B is a server processor, belongs to the Intel Xeon Gold family, uses the Cascade Lake architecture, carries the codename Cascade Lake and is manufactured on a 14 nm process. It launched in Apr 2019.

Cache

L2 Cache (Total)
16 MB
L3 Cache
22 MB
Cache per Core
2.4 MB
Total Cache
38 MB

The Intel Xeon Gold 5218B has 16 MB of L2 cache and 22 MB of L3 cache. That adds up to about 38.0 MB of cache, or 2.38 MB per core. Feex has no recorded L1 cache size for this processor.

Cache Hierarchy

L2L3
L2 16 MBL3 22 MB

The Intel Xeon Gold 5218B has a 2-level cache hierarchy: L2 at 16 MB and L3 at 22 MB. L3 is the largest level and makes up about 58% of the cache listed here.

Memory Support

Max Memory
1 TB
Memory Channels
6
Memory Bandwidth
128 GB/s
Memory Types
DDR4
DDR5 Support
No
DDR4 Support
Yes
LPDDR Support
No
Max Memory Speed
2,666

The Intel Xeon Gold 5218B supports DDR4 memory, addresses up to 1,024 GB of memory, uses 6 memory channels, runs memory at up to 2,666 MT/s and delivers up to 128.0 GB/s of memory bandwidth. It does not support DDR5 and LPDDR memory.

Graphics

Integrated Graphics
No

The Intel Xeon Gold 5218B does not include integrated graphics, so a discrete graphics card is required for display output.

Platform & Compatibility

Socket
FCLGA3647
PCIe Generation
3.0
PCIe Lanes
48

The Intel Xeon Gold 5218B uses the FCLGA3647 socket, supports PCI Express 3.0 and provides up to 48 PCIe lanes.

Power & Thermals

TDP
125 W

The Intel Xeon Gold 5218B has a rated TDP of 125 W.

Platform Capabilities

Instruction sets, security, virtualization, AI acceleration and OS readiness. Features are listed as supported, explicitly not supported, or not recorded; a feature that is not recorded is not the same as unsupported.

Instruction Sets

8 supported
Supported
AES-NIAVX-512AVX2AVXFMASHA64-bit (x86-64)SSE4.2
Not supported
AMX
Not recorded
AVX-VNNICETCET-IBTCET-SSFMA3Hyper-Threading

Security and Reliability

5 supported
Supported
Execute Disable (NX)Boot GuardSGXTrusted ExecutionMode-Based Execute Control
Not recorded
AES-NIControl-flow Enforcement (CET)Hardware RNGHardware ShieldOS GuardOS Guard (SMAP)

Virtualization

3 supported
Supported
Extended Page Tables (EPT)VT-d (DMA Remapping)VT-x (Hardware Virtualization)
Not recorded
VT-x with EPTIOMMUSecond-Level Address TranslationUnrestricted Guest

OS Compatibility

1 supported
Supported
Windows 11 eligible

The Intel Xeon Gold 5218B supports AES-NI, AVX-512, AVX2, AVX, FMA, SHA, 64-bit (x86-64) and SSE4.2 among its instruction set features. It does not support AMX. Feex has no record for AVX-VNNI, CET, CET-IBT, CET-SS, FMA3 and Hyper-Threading, which is different from being unsupported.

The Intel Xeon Gold 5218B supports Execute Disable (NX), Boot Guard, SGX, Trusted Execution and Mode-Based Execute Control among its security features. Feex has no record for AES-NI, Control-flow Enforcement (CET), Hardware RNG, Hardware Shield, OS Guard and OS Guard (SMAP), which is different from being unsupported.

The Intel Xeon Gold 5218B supports Extended Page Tables (EPT), VT-d (DMA Remapping) and VT-x (Hardware Virtualization) among its virtualization features. Feex has no record for VT-x with EPT, IOMMU, Second-Level Address Translation and Unrestricted Guest, which is different from being unsupported.

Feex records the Intel Xeon Gold 5218B as Windows 11 eligible.

Physical & Manufacturing

Launch Price
$1,273

The Intel Xeon Gold 5218B is manufactured by Intel. It launched at a price of $1,273.

Naming & Aliases

Display Name
Intel® Xeon™ Gold 5218B
Model Number
5218B
Product line brand
Xeon

The Intel Xeon Gold 5218B is also identified by the model number 5218B.

Real-world compute in the Feex fleet

No Feex fleet machines with the Intel Xeon Gold 5218B have reported compute telemetry yet, so real-world compute for this processor is not recorded.

How fleet compute is measured · Fleet compute leaderboard · JSON

Data Coverage

Feex has recorded 42% of the specifications it tracks for the Intel Xeon Gold 5218B. Values Feex does not hold are shown as "Not recorded" rather than estimated.

Not recorded: Core Configuration: Performance Cores, Efficiency Cores, Hybrid Architecture, All-Core Boost and Unlocked Multiplier. Architecture & Generation: ISA Family and Market Status. Cache: L1 Cache (Total), L2 Cache (per Core) and L4 Cache. Memory Support: ECC Memory. Platform & Compatibility: Package and Package Size. Power & Thermals: Base Power, Maximum Turbo Power, Configurable TDP (Min), Configurable TDP (Max), Max Junction Temperature and Tcase. Physical & Manufacturing: Transistor Count, Die Size, Die Count and Foundry. Naming & Aliases: Normalized Name, SKU, Processor Number and Part Number. Performance: single-core and multi-core ratings and all computed performance metrics.

Common questions

How many cores and threads does the Intel Xeon Gold 5218B have?

The Intel Xeon Gold 5218B has 16 cores and 32 threads.

What architecture does the Intel Xeon Gold 5218B use?

The Intel Xeon Gold 5218B is built on the Cascade Lake architecture.

Does the Intel Xeon Gold 5218B have integrated graphics?

No. The Intel Xeon Gold 5218B does not include integrated graphics.

What socket does the Intel Xeon Gold 5218B use?

The Intel Xeon Gold 5218B uses the FCLGA3647 socket.

What memory does the Intel Xeon Gold 5218B support?

The Intel Xeon Gold 5218B supports DDR4 up to 1024 GB across 6 channels.

How fast does the Intel Xeon Gold 5218B run?

The Intel Xeon Gold 5218B can boost up to 3.9 GHz, with a 2.3 GHz base clock.

What is the TDP of the Intel Xeon Gold 5218B?

The Intel Xeon Gold 5218B has a TDP of 125 W.

What advanced capabilities does the Intel Xeon Gold 5218B support?

Notable platform capabilities reported for the Intel Xeon Gold 5218B include AVX-512, Extended Page Tables (EPT).

What is the Intel Xeon Gold 5218B best for?

Based on its specifications, the Intel Xeon Gold 5218B is well suited for Server / professional infrastructure.

How much cache does the Intel Xeon Gold 5218B have?

The Intel Xeon Gold 5218B has 16384 KB of L2 cache and 22 MB of L3 cache.

Which features does the Intel Xeon Gold 5218B not support?

The Intel Xeon Gold 5218B does not support AMX.