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Rectangular green server processor with gold contact pads and silver heat spreader, no graphics output

Intel

Intel Xeon 6 6979P PK8072006023000 120-core 2.1 GHz server processor

SKU CH-XZBE-B9BBN MPN PK8072006023000

120-core server CPU with 240 threads, 2.1 GHz base clock, 3.9 GHz max turbo, 504 MB L3 cache, DDR5-6400 support, and 500 W TDP

  • Product nameXeon 6979P
  • CPU cores120-Core
  • CPU socketFCLGA 7529
  • Maximum turbo clock3.9 GHz
  • TDP rating500 W
  • Processor codenameGranite Rapids
  • 120 cores and 240 threads handle massive parallel workloads
  • 1 GHz base and 3.9 GHz max turbo frequency balance sustained and burst performance
  • 504 MB L3 cache reduces latency for data-intensive applications
  • 12-channel DDR5 6400 memory controller supports up to 3 TB capacity
  • PCIe 5.0 and six UPI links at 24 GT/s enable high-speed I/O and two-socket scalability

Purpose-built density

The Intel Xeon 6 6979P is a 120-core server processor designed for dense compute clusters and memory-heavy workloads. It delivers 240 threads at a 2.1 GHz base frequency with a 3.9 GHz maximum turbo. The 3 nm Granite Rapids architecture supports twelve DDR5-6400 channels and up to 3 TB of memory.

Thermals and power

A 500 W TDP defines the thermal envelope for sustained all-core operation. Six UPI links at 24 GT/s provide coherent interconnect bandwidth between sockets in two-socket platforms. The LGA-7529 socket and 3 nm process enable the core density without exceeding the rated power limit.

Platform enablement

Twelve memory channels and PCIe 5.0 lanes are exposed directly from the package, removing the need for external controllers. Virtualization technology and 64-bit support are active across all 240 threads. The OEM package includes no cooler or software, so integrators supply their own thermal solution and management stack.

How it compares

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

Price $13,330.99
Pricier than about 94% of the 621 comparable items (median $1,561.99).
CPU cores 120-Core
Higher than about 93% of the 386 comparable items (median 24).
Maximum turbo clock 3.9 GHz
Typical for this category: the median of 327 items is 3.9 GHz.

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

Specifications

Product
Brand nameIntel
Product lineXeon 6
Model namePK8072006023000
Product nameXeon 6979P
Performance
Working frequency2.1 GHz
Processor
CPU cores120-Core
CPU socketFCLGA 7529
Maximum turbo clock3.9 GHz
TDP rating500 W
Processor codenameGranite Rapids
CPU threads240
Level 3 cache504 MB
64-bit capableYes
Hyper-ThreadingYes
Process node3 nm
Virtualization supportYes
CPU socket scalability2S
Maximum PCIe lanes96
Memory
Supported memory speedDDR5 6400
Max supported memory3 TB
Channel configuration12 Channel
Ports & slots
PCIe generation5.0
Size & build
Shipping weight0.12 kg
Package size78 × 64 × 57 mm
In the box
Included coolerNot included - Processor Only

Questions about this item

How is the FCLGA 7529 processor installed, and what step is most often missed?

Align the notches on the 120-core chip with the socket keys, lower it straight down without pressure, then close the retention lever until it clicks; the step most often missed is verifying the lever is fully latched before applying thermal paste.

What maintenance will the 500 W TDP cooling solution need over time?

Plan to clean dust from the heatsink fins and replace the thermal interface material every 12 to 24 months to maintain the 2.1 GHz base frequency under sustained load.

What limit appears first when all 240 threads run at 3.9 GHz turbo continuously?

The 500 W thermal envelope is reached before the 12-channel DDR5 6400 memory bandwidth saturates, so the processor will throttle to stay within its power budget.

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