Xeon Platinum 8156 vs E5-2620 v3

Primary details

Comparing Xeon E5-2620 v3 and Xeon Platinum 8156 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1242	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	no data	Intel Xeon Platinum
Power efficiency	5.45	no data
Architecture codename	Haswell-EP (2014−2015)	Skylake (server) (2017−2018)
Release date	8 September 2014 (10 years ago)	25 April 2017 (7 years ago)
Launch price (MSRP)	no data	$7,007

Detailed specifications

Xeon E5-2620 v3 and Xeon Platinum 8156 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	6 (Hexa-Core)	4 (Quad-Core)
Threads	12	8
Base clock speed	2.4 GHz	3.6 GHz
Boost clock speed	3.2 GHz	3.7 GHz
Bus rate	8 GT/s	no data
Multiplier	no data	36
L1 cache	64K (per core)	256 KB
L2 cache	256K (per core)	4 MB
L3 cache	15 MB (shared)	16.5 MB
Chip lithography	22 nm	14 nm
Die size	356 mm2	no data
Maximum core temperature	73 °C	71 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E5-2620 v3 and Xeon Platinum 8156 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	2	8 (Multiprocessor)
Socket	FCLGA2011	FCLGA3647
Power consumption (TDP)	85 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2620 v3 and Xeon Platinum 8156. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	no data	-

Security technologies

Xeon E5-2620 v3 and Xeon Platinum 8156 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2620 v3 and Xeon Platinum 8156 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2620 v3 and Xeon Platinum 8156. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866	DDR4-2666
Maximum memory size	768 GB	768 GB
Max memory channels	4	6
Maximum memory bandwidth	59 GB/s	128.001 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2620 v3 and Xeon Platinum 8156.

PCIe version	3.0	3.0
PCI Express lanes	40	48

Pros & cons summary

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Recency	8 September 2014	25 April 2017
Physical cores	6	4
Threads	12	8
Chip lithography	22 nm	14 nm
Power consumption (TDP)	85 Watt	105 Watt

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