Itanium 9550 vs Xeon Platinum 8256

Primary details

Comparing Xeon Platinum 8256 and Itanium 9550 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	649	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.22	no data
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Architecture codename	Cascade Lake-SP (2019)	no data
Release date	11 December 2018 (5 years ago)	1 October 2012 (11 years ago)
Launch price (MSRP)	$7,007	no data
Current price	$12925 (1.8x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8256 and Itanium 9550 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	4 (Quad-Core)
Threads	8	8
Base clock speed	3.8 GHz	2.4 GHz
Boost clock speed	3.9 GHz	no data
L1 cache	64K (per core)	no data
L2 cache	1 MB (per core)	no data
L3 cache	16.5 MB (shared)	32 MB
Chip lithography	14 nm	32 nm
Maximum core temperature	72 °C	95 °C
Number of transistors	8,000 million	no data
64 bit support	+	-
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon Platinum 8256 and Itanium 9550 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	8 (Multiprocessor)	no data
Socket	FCLGA3647	LGA1248
Power consumption (TDP)	105 Watt	170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8256 and Itanium 9550. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	no data
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	no data
Turbo Boost Max 3.0	-	no data
Status	Launched	Discontinued

Security technologies

Xeon Platinum 8256 and Itanium 9550 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8256 and Itanium 9550 are enumerated here.

VT-d	+	+
VT-x	+	+
VT-i	no data	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8256 and Itanium 9550. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	no data
Maximum memory size	1 TB	no data
Max memory channels	6	no data
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8256 and Itanium 9550.

PCIe version	3.0	no data
PCI Express lanes	48	no data

Pros & cons summary

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Recency	11 December 2018	1 October 2012
Chip lithography	14 nm	32 nm
Power consumption (TDP)	105 Watt	170 Watt

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Should you still have questions on choice between Xeon Platinum 8256 and Itanium 9550, ask them in Comments section, and we shall answer.

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