Xeon D-1736 vs E5645

Primary details

Comparing Xeon E5645 and Xeon D-1736 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1605	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.25	no data
Market segment	Server	Server
Power efficiency	3.76	no data
Architecture codename	Westmere-EP (2010−2011)	no data
Release date	16 March 2010 (14 years ago)	1 January 2022 (2 years ago)
Launch price (MSRP)	$294	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5645 and Xeon D-1736 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)	8 (Octa-Core)
Threads	12	16
Base clock speed	2.4 GHz	2.3 GHz
Boost clock speed	2.67 GHz	3.4 GHz
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	12 MB (shared)	15 MB
Chip lithography	32 nm	10 nm
Die size	239 mm2	no data
Maximum core temperature	76 °C	no data
Number of transistors	1,170 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E5645 and Xeon D-1736 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	no data
Socket	FCLGA1366,LGA1366	FCBGA2227
Power consumption (TDP)	80 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5645 and Xeon D-1736. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® AVX-512
AES-NI	+	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	-
Turbo Boost Technology	1.0	2.0
Hyper-Threading Technology	+	+
Idle States	+	no data
Thermal Monitoring	-	+
Demand Based Switching	+	no data
PAE	40 Bit	no data
Deep Learning Boost	-	+

Security technologies

Xeon E5645 and Xeon D-1736 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	no data	Yes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5645 and Xeon D-1736 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5645 and Xeon D-1736. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	288 GB	256 GB
Max memory channels	3	no data
Maximum memory bandwidth	32 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5645 and Xeon D-1736.

PCIe version	2.0	4.0
PCI Express lanes	no data	16
USB revision	no data	3.0
Max number of SATA 6 Gb/s Ports	no data	24
Number of USB ports	no data	4
Integrated LAN	no data	-

Pros & cons summary

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Recency	16 March 2010	1 January 2022
Physical cores	6	8
Threads	12	16
Chip lithography	32 nm	10 nm
Power consumption (TDP)	80 Watt	55 Watt

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