Xeon Gold 6256 vs Platinum 8280L

Primary details

Comparing Xeon Platinum 8280L and Xeon Gold 6256 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	125
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	13.34
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Architecture codename	Cascade Lake (2019−2020)	no data
Release date	2 April 2019 (5 years ago)	1 January 2020 (4 years ago)
Launch price (MSRP)	$17,906	no data
Current price	$4985 (0.3x MSRP)	$3724

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8280L and Xeon Gold 6256 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	28 (Octacosa-Core)	12 (Dodeca-Core)
Threads	56	24
Base clock speed	2.7 GHz	3.6 GHz
Boost clock speed	4 GHz	4.5 GHz
L1 cache	1.75 MB	no data
L2 cache	28 MB	no data
L3 cache	38.5 MB	33 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	84 °C	64 °C
64 bit support	+	-
Windows 11 compatibility	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon Platinum 8280L and Xeon Gold 6256 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	FCLGA3647
Power consumption (TDP)	205 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8280L and Xeon Gold 6256. 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	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	-	-
Status	Launched	Launched

Security technologies

Xeon Platinum 8280L and Xeon Gold 6256 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8280L and Xeon Gold 6256 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8280L and Xeon Gold 6256. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-2933
Maximum memory size	4.5 TB	1 TB
Max memory channels	6	6
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8280L and Xeon Gold 6256.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Recency	2 April 2019	1 January 2020
Physical cores	28	12
Threads	56	24

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Should you still have questions on choice between Xeon Platinum 8280L and Xeon Gold 6256, ask them in Comments section, and we shall answer.

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