Feex·CPU
Intel · Xeon Platinum · Server

Intel® Xeon™ Platinum 8356H

The Intel Xeon Platinum 8356H is a server processor released on July 1, 2020, built on the Cooper Lake architecture using a 14 nm process. It has 8 cores and 16 threads, a base clock of 3.90 GHz, a maximum boost of 4.40 GHz, 36 MB of L3 cache, a 190 W TDP and the FCLGA4189 socket.

Cores
8
Threads
16
Boost Clock
4.4 GHz
Base Clock
3.9 GHz
Architecture
Cooper Lake
Socket
FCLGA4189
TDP
190 W
L3 Cache
35.8 MB
Core layout
PPPPPPPP
8 Performance 16 Threads
Notable capabilities:AVX-512Extended Page Tables (EPT)

Best for

Server / professional infrastructure

Overview

The Intel Xeon Platinum 8356H is a server processor with 8 cores and 16 threads, built on the Cooper Lake architecture. It launched in Jul 2020. Clocks run from 3.9 GHz base to 4.4 GHz boost. A 35.75-MB L3 cache backs the cores (5.5 MB per core). It addresses DDR4 memory up to 1146.88 GB across 6 channels. The chip drops into the FCLGA4189 socket and exposes PCIe 3.0 (48 lanes). Rated TDP is 190 W. Notable platform capabilities: AVX-512, Extended Page Tables (EPT).

Core Configuration

Cores
8
Threads
16
Threads per Core
2
Base Clock
3.9 GHz
Boost Clock
4.4 GHz

The Intel Xeon Platinum 8356H has 8 physical cores and runs 16 logical threads. It runs 2 threads per core. It runs at a base clock of 3.90 GHz and boosts up to 4.40 GHz.

Architecture & Generation

Manufacturer
Intel
Family
Xeon Platinum
Segment
Server
Generation
3rd Gen Intel Xeon Scalable Processors
Architecture
Cooper Lake
Codename
Cooper Lake
Lithography
14 nm
Release Date
Jul 2020

The Intel Xeon Platinum 8356H is a server processor, belongs to the Intel Xeon Platinum family, uses the Cooper Lake architecture, carries the codename Cooper Lake and is manufactured on a 14 nm process. It launched in Jul 2020.

Cache

L2 Cache (Total)
8 MB
L3 Cache
35.8 MB
Cache per Core
5.5 MB
Total Cache
43.8 MB

The Intel Xeon Platinum 8356H has 8 MB of L2 cache and 35.8 MB of L3 cache. That adds up to about 43.8 MB of cache, or 5.47 MB per core. Feex has no recorded L1 cache size for this processor.

Cache Hierarchy

L2L3
L2 8 MBL3 35.8 MB

The Intel Xeon Platinum 8356H has a 2-level cache hierarchy: L2 at 8 MB and L3 at 35.8 MB. L3 is the largest level and makes up about 82% of the cache listed here.

Memory Support

Max Memory
1.12 TB
Memory Channels
6
Memory Bandwidth
140.8 GB/s
Memory Types
DDR4
DDR5 Support
No
DDR4 Support
Yes
LPDDR Support
No
Max Memory Speed
2,933

The Intel Xeon Platinum 8356H supports DDR4 memory, addresses up to 1,147 GB of memory, uses 6 memory channels, runs memory at up to 2,933 MT/s and delivers up to 140.8 GB/s of memory bandwidth. It does not support DDR5 and LPDDR memory.

Graphics

Integrated Graphics
No

The Intel Xeon Platinum 8356H does not include integrated graphics, so a discrete graphics card is required for display output.

Platform & Compatibility

Socket
FCLGA4189
PCIe Generation
3.0
PCIe Lanes
48

The Intel Xeon Platinum 8356H uses the FCLGA4189 socket, supports PCI Express 3.0 and provides up to 48 PCIe lanes.

Power & Thermals

TDP
190 W

The Intel Xeon Platinum 8356H has a rated TDP of 190 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 Platinum 8356H 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 Platinum 8356H 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 Platinum 8356H 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 Platinum 8356H as Windows 11 eligible.

Physical & Manufacturing

Launch Price
$3,400

The Intel Xeon Platinum 8356H is manufactured by Intel. It launched at a price of $3,400.

Naming & Aliases

Display Name
Intel® Xeon™ Platinum 8356H
Model Number
8356H
Product line brand
Xeon

The Intel Xeon Platinum 8356H is also identified by the model number 8356H.

Real-world compute in the Feex fleet

No Feex fleet machines with the Intel Xeon Platinum 8356H 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 Platinum 8356H. 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 Platinum 8356H have?

The Intel Xeon Platinum 8356H has 8 cores and 16 threads.

What architecture does the Intel Xeon Platinum 8356H use?

The Intel Xeon Platinum 8356H is built on the Cooper Lake architecture.

Does the Intel Xeon Platinum 8356H have integrated graphics?

No. The Intel Xeon Platinum 8356H does not include integrated graphics.

What socket does the Intel Xeon Platinum 8356H use?

The Intel Xeon Platinum 8356H uses the FCLGA4189 socket.

What memory does the Intel Xeon Platinum 8356H support?

The Intel Xeon Platinum 8356H supports DDR4 up to 1146.88 GB across 6 channels.

How fast does the Intel Xeon Platinum 8356H run?

The Intel Xeon Platinum 8356H can boost up to 4.4 GHz, with a 3.9 GHz base clock.

What is the TDP of the Intel Xeon Platinum 8356H?

The Intel Xeon Platinum 8356H has a TDP of 190 W.

What advanced capabilities does the Intel Xeon Platinum 8356H support?

Notable platform capabilities reported for the Intel Xeon Platinum 8356H include AVX-512, Extended Page Tables (EPT).

What is the Intel Xeon Platinum 8356H best for?

Based on its specifications, the Intel Xeon Platinum 8356H is well suited for Server / professional infrastructure.

How much cache does the Intel Xeon Platinum 8356H have?

The Intel Xeon Platinum 8356H has 8192 KB of L2 cache and 35.75 MB of L3 cache.

Which features does the Intel Xeon Platinum 8356H not support?

The Intel Xeon Platinum 8356H does not support AMX.