Intel PK8077105931100 Xeon 6731E 96-core 2.2 GHz server processor
96-core server processor running at 2.2 GHz with a 3.1 GHz max turbo frequency and 250 W TDP
- Product nameXeon 6731E
- CPU cores96-Core
- CPU socketFCLGA 4710
- Maximum turbo clock3.1 GHz
- TDP rating250 W
- Processor codenameSierra Forest
- 96 cores handle massive parallel workloads
- 2 GHz base frequency delivers steady throughput
- 1 GHz max turbo accelerates burst tasks
- DDR5 6400 memory controller feeds data fast
- 250 W TDP balances performance and power
96-core Xeon for dense compute
The Intel Xeon 6731E packs 96 cores and 96 threads into a single FCLGA 4710 socket. Base frequency sits at 2.2 GHz with a maximum turbo of 3.1 GHz. The chip targets workloads that scale across many parallel threads such as cloud infrastructure, virtualisation hosts and high-throughput data analytics.
250 W TDP and thermal profile
Rated at 250 W, the processor draws significant power under full load and requires robust server-grade cooling. Eight-channel DDR5 6400 memory support feeds the cores with high bandwidth while the 3 nm manufacturing process helps contain leakage. No UPI links are present, so the part is limited to single-socket deployments.
PCIe 5.0 and memory capacity
The platform exposes PCI Express 5.0 lanes for modern accelerators and storage controllers. Maximum addressable memory reaches 4 TB across eight channels, enabling large in-memory databases. Virtualisation technology is supported in hardware, but the lack of multi-socket scaling means buyers needing larger NUMA domains must look elsewhere.
How it compares
Measured against everything we stock in Server Processors, at today’s prices. Recalculated every night.
- Price $3,749.99
- Pricier than about 81% of the 621 comparable items (median $1,561.99).
- CPU cores 96-Core
- Higher than about 91% of the 386 comparable items (median 24).
- Maximum turbo clock 3.1 GHz
- Lower than about 91% of the 327 comparable items (median 3.9 GHz).
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Specifications
| Product | |
|---|---|
| Brand name | Intel |
| Product line | Xeon 6 |
| Model name | PK8077105931100 |
| Product name | Xeon 6731E |
| Performance | |
| Working frequency | 2.2 GHz |
| Processor | |
| CPU cores | 96-Core |
| CPU socket | FCLGA 4710 |
| Maximum turbo clock | 3.1 GHz |
| TDP rating | 250 W |
| Processor codename | Sierra Forest |
| CPU threads | 96 |
| Level 3 cache | 96 MB |
| 64-bit capable | Yes |
| Hyper-Threading | Yes |
| Process node | 3 nm |
| Virtualization support | Yes |
| CPU socket scalability | 1S Only |
| Maximum PCIe lanes | 88 |
| Memory | |
| Supported memory speed | DDR5 6400 |
| Max supported memory | 4 TB |
| Channel configuration | 8 Channel |
| Ports & slots | |
| PCIe generation | 5.0 |
| Size & build | |
| Shipping weight | 0.12 kg |
| Package size | 78 × 64 × 57 mm |
| In the box | |
| Included cooler | Not included - Processor Only |
Questions about this item
How is the FCLGA 4710 processor installed and what step is often missed?
Align the notches on the 96-core CPU with the socket keys, lower it straight down without pressure, then close the load-plate lever until it clicks; the step most often missed is torquing the heatsink mounting screws in the prescribed diagonal sequence so the 250 W TDP makes full contact.
What maintenance or replacement will the Xeon 6731E need later?
The processor itself has no user-serviceable parts; plan to replace thermal paste every two to three years and verify the cooler’s fan curve handles sustained 250 W loads, while DDR5 6400 memory and PCIe 5.0 devices can be upgraded independently.
What limit appears first when the 96 cores run at max turbo continuously?
The 250 W thermal envelope is reached before the 3.1 GHz max turbo can be held across all 96 threads, so the CPU throttles to the 2.2 GHz base frequency once the cooler saturates.
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