A4-5145M vs Xeon E5-2666 V3

Primary details

Comparing Xeon E5-2666 V3 and A4-5145M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	843	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	no data	AMD A-Series
Power efficiency	6.30	no data
Architecture codename	Haswell-EP (2014−2015)	Richland (2013−2014)
Release date	13 November 2014 (9 years ago)	1 June 2013 (11 years ago)

Detailed specifications

Xeon E5-2666 V3 and A4-5145M 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	10 (Deca-Core)	2 (Dual-core)
Threads	20	2
Base clock speed	2.9 GHz	2 GHz
Boost clock speed	3.5 GHz	2.6 GHz
L1 cache	64K (per core)	128 KB (per core)
L2 cache	256K (per core)	512K (per core)
L3 cache	25 MB (shared)	0 KB
Chip lithography	22 nm	32 nm
Die size	356 mm2	246 mm2
Maximum case temperature (TCase)	no data	71 °C
Number of transistors	2,600 million	1,178 million
64 bit support	+	+
Windows 11 compatibility	no data	-

Compatibility

Information on Xeon E5-2666 V3 and A4-5145M 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	2011-3	FP2
Power consumption (TDP)	135 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2666 V3 and A4-5145M. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-

Security technologies

Xeon E5-2666 V3 and A4-5145M technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2666 V3 and A4-5145M are enumerated here.

AMD-V	-	+
VT-d	+	no data
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2666 V3 and A4-5145M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3, DDR4 2133 MHz Quad-channel

DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon HD 8310G

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2666 V3 and A4-5145M.

PCIe version	3.0	no data
PCI Express lanes	40	no data

Pros & cons summary

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Recency	13 November 2014	1 June 2013
Physical cores	10	2
Threads	20	2
Chip lithography	22 nm	32 nm
Power consumption (TDP)	135 Watt	17 Watt

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