Xeon D-2766NT vs W3503

Primary details

Comparing Xeon W3503 and Xeon D-2766NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2569	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.15	no data
Market segment	Server	Server
Architecture codename	Bloomfield (2008−2010)	no data
Release date	March 2009 (15 years ago)	1 January 2022 (2 years ago)
Launch price (MSRP)	$65	no data
Current price	$12.99 (0.2x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W3503 and Xeon D-2766NT 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	2 (Dual-core)	14 (Tetradeca-Core)
Threads	2	28
Base clock speed	2.4 GHz	2 GHz
Boost clock speed	2.4 GHz	3.1 GHz
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	4 MB (shared)	20 MB
Chip lithography	45 nm	10 nm
Die size	263 mm2	no data
Number of transistors	731 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No
VID voltage range	0.8V-1.225V	no data

Compatibility

Information on Xeon W3503 and Xeon D-2766NT 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	no data
Socket	1366	FCBGA2579
Power consumption (TDP)	130 Watt	97 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W3503 and Xeon D-2766NT. 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	-	2.0
Hyper-Threading Technology	-	+
Idle States	+	no data
Thermal Monitoring	-	+
Demand Based Switching	+	no data
PAE	36 Bit	no data
Status	Discontinued	Launched

Security technologies

Xeon W3503 and Xeon D-2766NT 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 W3503 and Xeon D-2766NT are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W3503 and Xeon D-2766NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	24 GB	1 TB
Max memory channels	3	4
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W3503 and Xeon D-2766NT.

PCIe version	no data	4.0
PCI Express lanes	no data	32
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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Physical cores	2	14
Threads	2	28
Chip lithography	45 nm	10 nm
Power consumption (TDP)	130 Watt	97 Watt

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Should you still have questions on choice between Xeon W3503 and Xeon D-2766NT, ask them in Comments section, and we shall answer.

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