Xeon Gold 6334 vs Platinum 8256

Primary details

Comparing Xeon Platinum 8256 and Xeon Gold 6334 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	741	555
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.68	no data
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Power efficiency	9.53	7.77
Architecture codename	Cascade Lake-SP (2018)	Ice Lake-SP (2021)
Release date	11 December 2018 (6 years ago)	6 April 2021 (3 years ago)
Launch price (MSRP)	$7,007	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8256 and Xeon Gold 6334 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)	8 (Octa-Core)
Threads	8	16
Base clock speed	3.8 GHz	3.6 GHz
Boost clock speed	3.9 GHz	3.7 GHz
Multiplier	38	no data
L1 cache	64 KB (per core)	64K (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	16.5 MB (shared)	18 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	72 °C	no data
Maximum case temperature (TCase)	no data	69 °C
Number of transistors	8,000 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon Platinum 8256 and Xeon Gold 6334 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)	2
Socket	FCLGA3647	FCLGA4189
Power consumption (TDP)	105 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8256 and Xeon Gold 6334. 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	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	-	no data
Deep Learning Boost	+	+

Security technologies

Xeon Platinum 8256 and Xeon Gold 6334 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	no data	Yes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8256 and Xeon Gold 6334 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8256 and Xeon Gold 6334. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-3200
Maximum memory size	1 TB	6 TB
Max memory channels	6	8
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8256 and Xeon Gold 6334.

PCIe version	3.0	4.0
PCI Express lanes	48	64

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	10.57	13.55
Recency	11 December 2018	6 April 2021
Physical cores	4	8
Threads	8	16
Chip lithography	14 nm	10 nm
Power consumption (TDP)	105 Watt	165 Watt

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Should you still have questions on choice between Xeon Platinum 8256 and Xeon Gold 6334, ask them in Comments section, and we shall answer.

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