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HPE

HPE Intel Xeon Silver 4208 8-Core 2.1 GHz Server Processor P10938-B21

SKU CH-MKB8-DH119 MPN P10938-B21

Eight-core server processor running at 2.1 GHz with 11 MB L3 cache and 85 W TDP for Socket 3647 platforms

  • Product name4208
  • CPU socketSocket 3647
  • TDP rating85 W
  • Working frequency2.1 GHz
  • FSB2.1 GHz
  • Level 3 cache11 MB
  • 8 cores at 2.1 GHz handle multi-threaded server workloads
  • 11 MB L3 cache reduces latency for data-intensive applications
  • 85 W TDP balances performance with power efficiency
  • 14 nm manufacturing enables density for rack deployments
  • Socket 3647 compatibility fits supported HPE server platforms

HPE Xeon Silver 4208 Processor

This HPE Intel Xeon Silver 4208 is an 8-core server CPU built for entry-level data centre compute, network and storage workloads. It operates at a base frequency of 2.10 GHz with an 11 MB L3 cache and an 85 W thermal design power. The processor uses the Socket 3647 interface and is manufactured on a 14 nm process with 64-bit support. It suits IT teams refreshing or expanding rack-mounted HPE server platforms.

Capacity and headroom

Eight cores at 2.10 GHz provide steady throughput for virtualised hosts, file services and light database tiers. The 11 MB shared L3 cache helps reduce latency on frequent data sets, while the 85 W TDP keeps power draw predictable in dense racks. Workloads that demand higher core counts, larger caches or faster clock speeds will exceed what this Silver-tier part can deliver.

Build quality and daily implications

The LGA-3647 socket demands a compatible server motherboard and a mounting mechanism rated for the package size and thermal load. Installation follows standard HPE server processor upgrade procedures using the correct heatsink retention hardware. No additional adapters or interposers are required when the platform already supports the Xeon Silver 4208. Day-to-day operation relies on the platform’s cooling solution to maintain the 85 W envelope under sustained load.

How it compares

Measured against everything we stock in Server Processors, at today’s prices. Recalculated every night.

Price $604.99
Cheaper than about 70% of the 621 comparable items (median $1,561.99).
TDP rating 85 W
Lower than about 89% of the 395 comparable items (median 200 W).

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Specifications

Product
Brand nameHPE
Product lineXeon
Product name4208
Performance
Working frequency2.1 GHz
Processor
CPU socketSocket 3647
TDP rating85 W
Level 3 cache11 MB
Process node14 nm
64-bit capableYes
Size & build
Shipping weight2.27 kg
Package size181 × 178 × 162 mm
More details
FSB2.1 GHz

Questions about this item

Will the 85 W TDP of the Xeon 4208 fit within the cooling budget of my existing LGA 3647 server?

The processor has an 85 W thermal design power, so verify that your current heatsink and airflow are rated for at least that value before installation.

What POST indication confirms the 2.1 GHz Xeon 4208 is running correctly after I install it?

The system BIOS should display the processor name, 8 cores, 2.10 GHz clock speed and 11 MB L3 cache during boot.

Does the P10938-B21 package include a heatsink or thermal paste, or must I source them separately?

The box contains the processor only; a compatible LGA 3647 heatsink and thermal interface material must be purchased separately.

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