Intel Xeon Phi 7250 vs Intel Xeon Phi 7250F: comparison

Comparison of Intel Xeon Phi 7250 and Intel Xeon Phi 7250F: key differences and a full specification table.

Key differences

Intel Xeon Phi 7250 has a lower TDP (215 W vs 230 W).

Both processors match on: core count (68), base clock (1.4 GHz), maximum clock (1.6 GHz), process node (14 nm), maximum memory size (384 GB), memory channels (6), PCIe version (3).

These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.

Key specifications

ParameterIntel Xeon Phi 7250Intel Xeon Phi 7250F
Cores / threads 68 68
Max boost clock 1.6 GHz 1.6 GHz
TDP 215 W 230 W
Process 14 nm 14 nm

Full specification table

Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.

Parameter Intel Xeon Phi 7250 Intel Xeon Phi 7250F
General
Model 7250 7250F
Codename Knights Landing Knights Landing
Segment Server Server
Product line Семейство продукции Intel Xeon Phi x200 Семейство продукции Intel Xeon Phi x200
Process 14 nm 14 nm
Launch date Q2 2016 Q4 2016
Status Discontinued Discontinued
Servicing status End of Servicing Updates End of Servicing Updates
Embedded options available No No
Description Intel Xeon Phi processors do not currently support Virtualization. Intel is working with interested OEMs, customers, and the virtualization developer community in providing them with Virtualization feature at a later date. Intel Xeon Phi processors do not currently support Virtualization. Intel is working with interested OEMs, customers, and the virtualization developer community in providing them with Virtualization feature at a later date.
CPU
Cores 68 68
Base clock 1.4 GHz 1.4 GHz
Max boost clock 1.6 GHz 1.6 GHz
L2 cache 34 MB 34 MB
TDP 215 W 230 W
Turbo Boost Yes (2) Yes (2)
64-bit support Yes Yes
Instruction set width 64 bit 64 bit
Instruction set extensions AVX-512 AVX-512
VID voltage range 0.550-1.125V 0.550-1.125V
Memory
Max memory size 384 GB 384 GB
Memory types DDR4 DDR4
Memory channels 6 6
Max memory bandwidth 115.2 GB/s 115.2 GB/s
ECC memory supported Yes Yes
I/O and interfaces
PCI Express revision 3 3
PCI Express lanes 36 4
PCI Express configurations x16 port (Port 2 and 3) may negotiate down to x8, x4, x2, or x1. x4 port (Port1) may negotiate down to x2, or x1 x16 port (Port 2 and 3) may negotiate down to x8, x4, x2, or x1. x4 port (Port1) may negotiate down to x2, or x1
Package and thermal
Sockets supported SVLCLGA3647 SVLCLGA3647
Security and virtualization
Virtualization (VT-x / AMD-V) No No
Virtualization for Directed I/O (VT-d) No No
Extended Page Tables (EPT) No No
AES-NI Yes Yes
Execute Disable Bit Yes Yes
Intel Trusted Execution Technology No No
Intel Boot Guard No No
Intel Software Guard Extensions No No
Intel Memory Protection Extensions No No
Technologies
Idle States Yes Yes
Thermal Monitoring Technologies Yes Yes

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