Xeon E7-8870 v3 vs Gold 6146

Primary details

Comparing Xeon Gold 6146 and Xeon E7-8870 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	485	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.59	no data
Market segment	Server	Server
Series	Intel Xeon Gold	no data
Power efficiency	8.41	no data
Architecture codename	Skylake (server) (2017−2018)	Haswell-EX (2015)
Release date	11 July 2017 (7 years ago)	1 June 2015 (9 years ago)
Launch price (MSRP)	$3,286	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Gold 6146 and Xeon E7-8870 v3 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)	18 (Octadeca-Core)
Threads	24	36
Base clock speed	3.2 GHz	2.1 GHz
Boost clock speed	4.2 GHz	2.9 GHz
Bus rate	no data	9.6 GT/s
Multiplier	32	no data
L1 cache	768 KB	64 KB (per core)
L2 cache	12 MB	256 KB (per core)
L3 cache	24.75 MB	45 MB (shared)
Chip lithography	14 nm	22 nm
Die size	no data	160 mm2
Maximum core temperature	76 °C	75 °C
Number of transistors	no data	1,400 million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Xeon Gold 6146 and Xeon E7-8870 v3 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)	8
Socket	FCLGA3647	FCLGA2011
Power consumption (TDP)	165 Watt	140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6146 and Xeon E7-8870 v3. 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	Intel® AVX2
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	-	+
PAE	no data	46 Bit
Turbo Boost Max 3.0	-	no data

Security technologies

Xeon Gold 6146 and Xeon E7-8870 v3 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 Gold 6146 and Xeon E7-8870 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6146 and Xeon E7-8870 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR3, DDR4
Maximum memory size	768 GB	1.5 TB
Max memory channels	6	4
Maximum memory bandwidth	128.001 GB/s	85 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6146 and Xeon E7-8870 v3.

PCIe version	3.0	3.0
PCI Express lanes	48	32

Pros & cons summary

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Recency	11 July 2017	1 June 2015
Physical cores	12	18
Threads	24	36
Chip lithography	14 nm	22 nm
Power consumption (TDP)	165 Watt	140 Watt

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