Xeon E5-2650 v3 vs i7-6950X

Primary details

Comparing Core i7-6950X and Xeon E5-2650 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	708	970
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.82	no data
Market segment	Desktop processor	Server
Series	Intel Core i7 (Desktop)	no data
Power efficiency	7.38	6.69
Architecture codename	Broadwell-E (2016)	Haswell-EP (2014−2015)
Release date	31 May 2016 (8 years ago)	8 September 2014 (10 years ago)
Launch price (MSRP)	$1,723	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-6950X and Xeon E5-2650 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	10 (Deca-Core)	10 (Deca-Core)
Threads	20	20
Base clock speed	3 GHz	2.3 GHz
Boost clock speed	4 GHz	3 GHz
Bus rate	9.6 GT/s / QPI	9.6 GT/s
L1 cache	32K (per core)	64K (per core)
L2 cache	256K (per core)	256K (per core)
L3 cache	25 MB (shared)	25 MB (shared)
Chip lithography	14 nm	22 nm
Die size	246 mm2	356 mm2
Maximum core temperature	no data	79 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	3,800 million	2,600 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i7-6950X and Xeon E5-2650 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	1	2
Socket	FCLGA2011	FCLGA2011
Power consumption (TDP)	140 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6950X and Xeon E5-2650 v3. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i7-6950X and Xeon E5-2650 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 Core i7-6950X and Xeon E5-2650 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6950X and Xeon E5-2650 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-1600, DDR4-1866, DDR4-2133
Maximum memory size	128 GB	768 GB
Max memory channels	4	4
Maximum memory bandwidth	no data	68 GB/s
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Core i7-6950X and Xeon E5-2650 v3.

PCIe version	3.0	3.0
PCI Express lanes	40	40

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	10.92	7.42
Recency	31 May 2016	8 September 2014
Chip lithography	14 nm	22 nm
Power consumption (TDP)	140 Watt	105 Watt

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Should you still have questions on choice between Core i7-6950X and Xeon E5-2650 v3, ask them in Comments section, and we shall answer.

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