Atom Z650 vs Pentium D 830

Primary details

Comparing Pentium D 830 and Atom Z650 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	Intel Atom
Architecture codename	Smithfield (2005)	Lincroft (2010−2011)
Release date	May 2005 (19 years ago)	11 April 2011 (13 years ago)

Detailed specifications

Pentium D 830 and Atom Z650 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)	1 (Single-Core)
Threads	2	2
Base clock speed	3 GHz	1.2 GHz
Boost clock speed	3 GHz	1.2 GHz
Bus type	no data	cDMI
Bus rate	no data	400 MT/s
Multiplier	no data	8
L1 cache	28 KB	56 KB
L2 cache	2 MB	512 KB (per core)
L3 cache	0 KB	0 KB
Chip lithography	90 nm	45 nm
Die size	206 mm2	65 mm2
Maximum core temperature	70 °C	90 °C
Number of transistors	169 million	140 million
64 bit support	+	-
Windows 11 compatibility	-	-
VID voltage range	1.2V-1.4V	no data

Compatibility

Information on Pentium D 830 and Atom Z650 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 (Uniprocessor)
Socket	PLGA775	T-PBGA518
Power consumption (TDP)	130 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 830 and Atom Z650. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE, Intel® SSE2, Intel® SSE3
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	+
Idle States	+	+
Thermal Monitoring	-	+
Demand Based Switching	-	no data
PAE	32 Bit	no data
FSB parity	-	no data
Status	Discontinued	Discontinued

Security technologies

Pentium D 830 and Atom Z650 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium D 830 and Atom Z650 are enumerated here.

VT-d	-	-
VT-x	-	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium D 830 and Atom Z650. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR2
Maximum memory size	no data	2.93 GB
Max memory channels	no data	1
Maximum memory bandwidth	no data	3.2 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

PowerVR SGX535

Graphics interfaces

Available interfaces and connections of Pentium D 830 and Atom Z650 integrated GPUs.

LVDS

no data

+

Peripherals

Specifications and connection of peripherals supported by Pentium D 830 and Atom Z650.

PCI support

no data

-

Pros & cons summary

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Physical cores	2	1
Chip lithography	90 nm	45 nm
Power consumption (TDP)	130 Watt	3 Watt

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Should you still have questions on choice between Pentium D 830 and Atom Z650, ask them in Comments section, and we shall answer.

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