Atom E640 vs Xeon W-2150B

Primary details

Comparing Xeon W-2150B and Atom E640 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	584	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	Intel Xeon W	no data
Power efficiency	10.18	no data
Architecture codename	Skylake (server) (2017−2018)	Tunnel Creek (2010)
Release date	21 December 2017 (6 years ago)	14 September 2010 (14 years ago)

Detailed specifications

Xeon W-2150B and Atom E640 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)	1 (Single-Core)
Threads	20	2
Base clock speed	3 GHz	no data
Boost clock speed	4.5 GHz	1 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	30	no data
L1 cache	64K (per core)	64 KB (per core)
L2 cache	1 MB (per core)	512 KB (per core)
L3 cache	13.75 MB (shared)	0 KB
Chip lithography	14 nm	45 nm
Die size	484 mm2	26 mm2
Maximum case temperature (TCase)	68 °C	no data
Number of transistors	no data	47 million
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Xeon W-2150B and Atom E640 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 (Uniprocessor)	1
Socket	2066	Intel BGA 676
Power consumption (TDP)	120 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2150B and Atom E640. You'll probably need this information if you require some particular technology.

AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Hyper-Threading Technology	no data	+
TSX	+	-

Security technologies

Xeon W-2150B and Atom E640 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2150B and Atom E640 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2150B and Atom E640. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR2
Maximum memory size	512 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85.33 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel GMA 600

Peripherals

Specifications and connection of peripherals supported by Xeon W-2150B and Atom E640.

PCIe version	3.0	no data
PCI Express lanes	48	no data

Pros & cons summary

---

Recency	21 December 2017	14 September 2010
Physical cores	10	1
Threads	20	2
Chip lithography	14 nm	45 nm
Power consumption (TDP)	120 Watt	3 Watt

---

Should you still have questions on choice between Xeon W-2150B and Atom E640, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---