Intel Xeon Platinum 8256 processor review

Xeon Platinum 8256 processor released by Intel; release date: 11 Dec 2018. At the time of release, the processor cost $8030. The processor is designed for server-computers and based on Cascade Lake microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 4, threads - 8. Maximum CPU clock speed - 3.90 GHz. Maximum operating temperature - 72°C. Manufacturing process technology - 14 nm. Cache size: L1 - 256 KB, L2 - 4 MB, L3 - 16.5 MB.

Supported memory types: DDR4-2933. Maximum memory size: 1 TB.

Supported socket types: FCLGA3647. Power consumption (TDP): 105 Watt.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4765

2336

PassMark
CPU mark

Top 1 CPU

This CPU

155939

16787

Name	Value
PassMark - Single thread mark	2336
PassMark - CPU mark	16787

Specifications (specs)

Essentials
Architecture codename	Cascade Lake
Launch date	11 Dec 2018
Launch price (MSRP)	$8030
Place in performance rating	812
Processor Number	8256
Series	2nd Generation Intel Xeon Scalable Processors
Vertical segment	Server
Performance
Base frequency	3.80 GHz
L1 cache	256 KB
L2 cache	4 MB
L3 cache	16.5 MB
Manufacturing process technology	14 nm
Maximum core temperature	72°C
Maximum frequency	3.90 GHz
Number of cores	4
Number of threads	8

Memory
Max memory channels	6
Maximum memory size	1 TB
Supported memory frequency	2933 MHz
Supported memory types	DDR4-2933
Compatibility
Package Size	76.0mm x 56.5mm
Sockets supported	FCLGA3647
Thermal Design Power (TDP)	105 Watt
Peripherals
Max number of PCIe lanes	48
PCI Express revision	3.0
Scalability	S8S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units	2
Speed Shift technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)