EPYC 7343 vs Xeon Gold 6256

General info

Comparing Xeon Gold 6256 and EPYC 7343 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	121	144
Place by popularity	not in top-100	not in top-100
Value for money	9.83	9.98
Market segment	Server	Server
Series	no data	AMD EPYC
Architecture codename	no data	Milan (2021)
Release date	1 January 2020 (4 years old)	15 March 2021 (3 years old)
Launch price (MSRP)	no data	$1,565
Current price	$4636	$2917 (1.9x MSRP)

Value for money

Performance per price, higher is better.

EPYC 7343 has 2% better value for money than Xeon Gold 6256.

Technical specs

Xeon Gold 6256 and EPYC 7343 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	12 (Dodeca-Core)	16 (Hexadeca-Core)
Threads	24	32
Base clock speed	3.6 GHz	3.2 GHz
Boost clock speed	4.5 GHz	3.9 GHz
L1 cache	no data	64 KB (per core)
L2 cache	no data	512 KB (per core)
L3 cache	33 MB	128 MB (shared)
Chip lithography	14 nm	7 nm+
Die size	no data	4x 81 mm2
Maximum core temperature	64 °C	no data
Number of transistors	no data	16,600 million
64 bit support	-	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	Yes

Compatibility

Information on Xeon Gold 6256 and EPYC 7343 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	no data	2
Socket	FCLGA3647	SP3
Power consumption (TDP)	205 Watt	190 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6256 and EPYC 7343. 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	+	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	no data
Turbo Boost Max 3.0	-	no data
Status	Launched	no data

Security technologies

Xeon Gold 6256 and EPYC 7343 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6256 and EPYC 7343 are enumerated here.

AMD-V	no data	+
VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6256 and EPYC 7343. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-3200
Maximum memory size	1 TB	4 TiB
Max memory channels	6	no data
Maximum memory bandwidth	no data	204.795 GB/s
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6256 and EPYC 7343.

PCIe version	3.0	4.0
PCI Express lanes	48	128

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.

Xeon Gold 6256 outperforms EPYC 7343 by 6% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	30.53	28.85
Recency	1 January 2020	15 March 2021
Physical cores	12	16
Threads	24	32
Chip lithography	14 nm	7 nm
Power consumption (TDP)	205 Watt	190 Watt

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Should you still have questions on choice between Xeon Gold 6256 and EPYC 7343, ask them in Comments section, and we shall answer.

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