EPYC 7H12 vs Xeon Platinum 8276L

Primary details

Comparing Xeon Platinum 8276L and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	48
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon Platinum	AMD EPYC
Power efficiency	no data	14.82
Architecture codename	Cascade Lake (2019−2020)	Zen 2 (2017−2020)
Release date	2 April 2019 (5 years ago)	18 September 2019 (5 years ago)
Launch price (MSRP)	$16,616	no data

Detailed specifications

Xeon Platinum 8276L 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	28 (Octacosa-Core)	64 (Tetrahexaconta-Core)
Threads	56	128
Base clock speed	2.2 GHz	2.6 GHz
Boost clock speed	4 GHz	3.3 GHz
Multiplier	22	26
L1 cache	1.75 MB	96K (per core)
L2 cache	28 MB	512K (per core)
L3 cache	38.5 MB	256 MB (shared)
Chip lithography	14 nm	7 nm, 14 nm
Die size	no data	192 mm2
Maximum core temperature	89 °C	no data
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8276L 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	8 (Multiprocessor)	2 (Multiprocessor)
Socket	FCLGA3647	TR4
Power consumption (TDP)	165 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8276L 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	+
Deep Learning Boost	+	-

Security technologies

Xeon Platinum 8276L 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 Platinum 8276L 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 Platinum 8276L and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4 Eight-channel
Maximum memory size	4.5 TB	4 TiB
Max memory channels	6	8
Maximum memory bandwidth	140.8 GB/s	204.763 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8276L and EPYC 7H12.

PCIe version	3.0	no data
PCI Express lanes	48	no data

Pros & cons summary

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Recency	2 April 2019	18 September 2019
Physical cores	28	64
Threads	56	128
Chip lithography	14 nm	7 nm
Power consumption (TDP)	165 Watt	280 Watt

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