Intel Xeon Silver 4208 processor review

Xeon Silver 4208 processor released by Intel; release date: 2 April 2019. At the time of release, the processor cost $417. The processor is designed for server-computers and based on Cascade Lake microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 8, threads - 16. Maximum CPU clock speed - 3.20 GHz. Manufacturing process technology - 14 nm. Cache size: L1 - 512 KB, L2 - 8 MB, L3 - 11 MB.

Supported memory types: DDR4-2400. Maximum memory size: 1 TB.

Supported socket types: FCLGA3647. Power consumption (TDP): 85 Watt.


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Specifications (specs)


Architecture codename Cascade Lake
Family Xeon Silver
Launch date 2 April 2019
Launch price (MSRP) $417
Place in performance rating 2140
Processor Number 4208
Series 4200
Vertical segment Server


64 bit support
Base frequency 2.10 GHz
L1 cache 512 KB
L2 cache 8 MB
L3 cache 11 MB
Manufacturing process technology 14 nm
Maximum case temperature (TCase) 78 °C
Maximum frequency 3.20 GHz
Number of cores 8
Number of threads 16
Number of Ultra Path Interconnect (UPI) Links 2


ECC memory support
Max memory channels 6
Maximum memory bandwidth 107.3 GB/s
Maximum memory size 1 TB
Supported memory frequency 2400 MHz
Supported memory types DDR4-2400


Sockets supported FCLGA3647
Thermal Design Power (TDP) 85 Watt


Max number of PCIe lanes 48
PCI Express revision 3.0
Scalability 2S

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Speed Shift technology
Turbo Boost Max 3.0


Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)