Xeon Platinum 8276L vs E5-2660 v3

Primary details

Comparing Xeon E5-2660 v3 and Xeon Platinum 8276L processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	920	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	7.43	no data
Architecture codename	Haswell-EP (2014−2015)	Cascade Lake (2019−2020)
Release date	8 September 2014 (10 years ago)	2 April 2019 (5 years ago)
Launch price (MSRP)	no data	$16,616

Detailed specifications

Xeon E5-2660 v3 and Xeon Platinum 8276L 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	10 (Deca-Core)	28 (Octacosa-Core)
Threads	20	56
Base clock speed	2.6 GHz	2.2 GHz
Boost clock speed	3.3 GHz	4 GHz
Bus rate	9.6 GT/s	no data
Multiplier	no data	22
L1 cache	64K (per core)	1.75 MB
L2 cache	256K (per core)	28 MB
L3 cache	25 MB (shared)	38.5 MB
Chip lithography	22 nm	14 nm
Die size	356 mm2	no data
Maximum core temperature	79 °C	89 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E5-2660 v3 and Xeon Platinum 8276L 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)	105 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2660 v3 and Xeon Platinum 8276L. 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	-
Deep Learning Boost	-	+

Security technologies

Xeon E5-2660 v3 and Xeon Platinum 8276L 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 E5-2660 v3 and Xeon Platinum 8276L are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2660 v3 and Xeon Platinum 8276L. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133	DDR4-2933
Maximum memory size	768 GB	4.5 TB
Max memory channels	4	6
Maximum memory bandwidth	68 GB/s	140.8 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2660 v3 and Xeon Platinum 8276L.

PCIe version	3.0	3.0
PCI Express lanes	40	48

Pros & cons summary

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Recency	8 September 2014	2 April 2019
Physical cores	10	28
Threads	20	56
Chip lithography	22 nm	14 nm
Power consumption (TDP)	105 Watt	165 Watt

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