EPYC 7H12 vs Xeon Gold 6146

Primary details

Comparing Xeon Gold 6146 and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	482	48
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.70	no data
Market segment	Server	Server
Series	Intel Xeon Gold	AMD EPYC
Power efficiency	8.41	14.82
Architecture codename	Skylake (server) (2017−2018)	Zen 2 (2017−2020)
Release date	11 July 2017 (7 years ago)	18 September 2019 (5 years ago)
Launch price (MSRP)	$3,286	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Gold 6146 and EPYC 7H12 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)	64 (Tetrahexaconta-Core)
Threads	24	128
Base clock speed	3.2 GHz	2.6 GHz
Boost clock speed	4.2 GHz	3.3 GHz
Multiplier	32	26
L1 cache	768 KB	96K (per core)
L2 cache	12 MB	512K (per core)
L3 cache	24.75 MB	256 MB (shared)
Chip lithography	14 nm	7 nm, 14 nm
Die size	no data	192 mm2
Maximum core temperature	76 °C	no data
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Gold 6146 and EPYC 7H12 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	4 (Multiprocessor)	2 (Multiprocessor)
Socket	FCLGA3647	TR4
Power consumption (TDP)	165 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6146 and EPYC 7H12. 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	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Turbo Boost Max 3.0	-	no data
Precision Boost 2	no data	+

Security technologies

Xeon Gold 6146 and EPYC 7H12 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 6146 and EPYC 7H12 are enumerated here.

AMD-V	-	+
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 6146 and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4 Eight-channel
Maximum memory size	768 GB	4 TiB
Max memory channels	6	8
Maximum memory bandwidth	128.001 GB/s	204.763 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6146 and EPYC 7H12.

PCIe version	3.0	no data
PCI Express lanes	48	no data

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	14.67	43.84
Recency	11 July 2017	18 September 2019
Physical cores	12	64
Threads	24	128
Chip lithography	14 nm	7 nm
Power consumption (TDP)	165 Watt	280 Watt

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Should you still have questions on choice between Xeon Gold 6146 and EPYC 7H12, ask them in Comments section, and we shall answer.

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