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Square green ceramic processor with gold contact pads and silver metal heatspreader, labelled EPYC 9634

AMD

AMD EPYC 9634 84-core desktop processor 2.25 GHz 384MB L3

SKU CH-EF44-0TPVH

An 84-core desktop processor with 384 MB L3 cache, 2.25 GHz base clock and 168 threads for heavy multitasking

  • Processor classDesktop
  • 84 cores and 168 threads handle heavy multitasking workloads
  • 384 MB L3 cache plus 84 MB L2 cache reduces data latency
  • 25 GHz base clock with 3.70 GHz boost delivers high throughput
  • EPYC 9004 architecture provides 64-bit processing performance
  • 290 W TDP supports sustained compute intensity

AMD EPYC 9634 84-Core Desktop Processor

The AMD EPYC 9634 is a desktop CPU processor built on the EPYC 9004 architecture. It delivers 84 cores and 168 threads with a base clock of 2.25 GHz and a maximum boost of 3.70 GHz. The package provides 84 MB of L2 cache and 384 MB of L3 cache. It fits the SP5 socket and has a thermal design power of 290 W.

Suitable Workloads And Limitations

This processor suits users who need high core counts for heavily threaded workloads such as rendering, simulation or virtualisation. The large cache hierarchy helps with data-intensive tasks. It is not suited for builds that require integrated graphics or lower power envelopes. Systems must accommodate the SP5 socket and 290 W thermal output.

Deciding Specification: 84 Cores And 168 Threads

The defining attribute is the 84-core, 168-thread configuration. If your software scales across many threads this part will reduce time-to-result. If your workloads are lightly threaded or single-thread dependent, a processor with fewer cores and higher per-core frequency may be more effective.

How it compares

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

Price $5,630.99
Pricier than about 95% of the 494 comparable items (median $149.99).

New to this? Buying a processor with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Processor
Processor classDesktop

Questions about this item

Which EPYC 9634 configuration should I choose for a desktop build?

The processor is offered as a single 84-core model with 384 MB L3 cache and 84 MB L2 cache, so there are no alternative capacities or versions to select from.

What does the 2.25 GHz base clock mean for real-world performance?

The 2.25 GHz base frequency provides a consistent foundation for all 84 cores and 168 threads, while the 3.70 GHz overclocking speed allows higher burst performance when thermal headroom exists.

How does the SP5 socket limit what I can pair with this CPU?

The SP5 socket requires a compatible motherboard and platform; the processor itself has a 290 W thermal design power that the cooling and power delivery must support.

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