Xeon E7-8880 v4 vs X5355

Primary details

Comparing Xeon X5355 and Xeon E7-8880 v4 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)	no data
Release date	14 November 2006 (18 years ago)	1 April 2016 (8 years ago)
Launch price (MSRP)	$1,172	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X5355 and Xeon E7-8880 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	4 (Quad-Core)	22 (Docosa-Core)
Threads	4	44
Base clock speed	2.66 GHz	2.2 GHz
Boost clock speed	0.67 GHz	3.3 GHz
Bus rate	no data	9.6 GT/s
L1 cache	64 KB (per core)	no data
L2 cache	4 MB (per die)	no data
L3 cache	8 MB L2 Cache	55 MB
Chip lithography	65 nm	14 nm
Die size	2x 143 mm2	no data
Maximum core temperature	no data	77 °C
Maximum case temperature (TCase)	63 °C	no data
Number of transistors	582 million	no data
64 bit support	+	+
Windows 11 compatibility	no data	-
VID voltage range	1V-1.5V	no data

Compatibility

Information on Xeon X5355 and Xeon E7-8880 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	2	8
Socket	LGA771,PLGA771	FCLGA2011
Power consumption (TDP)	120 Watt	150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5355 and Xeon E7-8880 v4. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® AVX2
AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	+	no data
PAE	32 Bit	46 Bit
FSB parity	+	no data

Security technologies

Xeon X5355 and Xeon E7-8880 v4 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 Xeon X5355 and Xeon E7-8880 v4 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X5355 and Xeon E7-8880 v4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2, DDR3 Depends on motherboard	DDR4-1333, DDR4-1600, DDR4-1866, DDR3-1066, DDR3-1333, DDR3-1600
Maximum memory size	no data	3 TB
Max memory channels	no data	4
Maximum memory bandwidth	no data	85 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon X5355 and Xeon E7-8880 v4.

PCIe version	no data	3.0
PCI Express lanes	no data	32

Pros & cons summary

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Recency	14 November 2006	1 April 2016
Physical cores	4	22
Threads	4	44
Chip lithography	65 nm	14 nm
Power consumption (TDP)	120 Watt	150 Watt

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