Xeon D-2899NT vs X5355

Primary details

Comparing Xeon X5355 and Xeon D-2899NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2277	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.04	no data
Market segment	Server	Server
Power efficiency	1.01	no data
Architecture codename	Clovertown (2006−2007)	Ice Lake-D (2022−2023)
Release date	14 November 2006 (18 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$1,172	$2,138

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X5355 and Xeon D-2899NT 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	4 (Quad-Core)	22 (Docosa-Core)
Threads	4	44
Base clock speed	2.66 GHz	2.2 GHz
Boost clock speed	0.67 GHz	3.1 GHz
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	4 MB (per die)	1.25 MB (per core)
L3 cache	8 MB L2 Cache	30 MB (shared)
Chip lithography	65 nm	10 nm
Die size	2x 143 mm2	no data
Maximum case temperature (TCase)	63 °C	no data
Number of transistors	582 million	no data
64 bit support	+	+
VID voltage range	1V-1.5V	no data

Compatibility

Information on Xeon X5355 and Xeon D-2899NT 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	1
Socket	LGA771,PLGA771	FCBGA2579
Power consumption (TDP)	120 Watt	135 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5355 and Xeon D-2899NT. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® AVX-512
AES-NI	-	+
AVX	-	+
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	32 Bit	no data
FSB parity	+	no data
Deep Learning Boost	-	+

Security technologies

Xeon X5355 and Xeon D-2899NT 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 X5355 and Xeon D-2899NT 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 X5355 and Xeon D-2899NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2, DDR3 Depends on motherboard	DDR4
Maximum memory size	no data	1 TB
Max memory channels	no data	4
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon X5355 and Xeon D-2899NT.

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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Recency	14 November 2006	14 December 2023
Physical cores	4	22
Threads	4	44
Chip lithography	65 nm	10 nm
Power consumption (TDP)	120 Watt	135 Watt

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