Xeon E5-2699R v4 vs i7-990X

Primary details

Comparing Core i7-990X and Xeon E5-2699R v4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1305	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.21	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Xeon E5
Power efficiency	3.29	no data
Architecture codename	Gulftown (2010−2011)	Broadwell (2015−2019)
Release date	24 February 2011 (13 years ago)	25 October 2016 (8 years ago)
Launch price (MSRP)	$1,104	$4,560

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-990X and Xeon E5-2699R v4 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)	22 (Docosa-Core)
Threads	12	44
Base clock speed	3.46 GHz	no data
Boost clock speed	3.73 GHz	2.2 GHz
Bus type	no data	QPI
Bus rate	6.4 GT/s	2 × 9.6 GT/s
Multiplier	no data	22
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	5.5 MB
L3 cache	12 MB (shared)	55 MB
Chip lithography	32 nm	14 nm
Die size	239 mm2	456.12 mm2
Maximum core temperature	68 °C	no data
Number of transistors	1,170 million	7200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i7-990X and Xeon E5-2699R v4 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 (Multiprocessor)
Socket	FCLGA1366,LGA1366	no data
Power consumption (TDP)	130 Watt	145 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-990X and Xeon E5-2699R v4. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	+	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data

Security technologies

Core i7-990X and Xeon E5-2699R v4 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-990X and Xeon E5-2699R v4 are enumerated here.

VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-990X and Xeon E5-2699R v4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	no data
Maximum memory size	24 GB	1,536 GB
Max memory channels	3	no data
Maximum memory bandwidth	25.6 GB/s	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-990X and Xeon E5-2699R v4.

PCIe version	2.0	3.0
PCI Express lanes	no data	40

Pros & cons summary

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Recency	24 February 2011	25 October 2016
Physical cores	6	22
Threads	12	44
Chip lithography	32 nm	14 nm
Power consumption (TDP)	130 Watt	145 Watt

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Should you still have questions on choice between Core i7-990X and Xeon E5-2699R v4, ask them in Comments section, and we shall answer.

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