Atom D2500 vs Pentium M 740

Primary details

Comparing Pentium M 740 and Atom D2500 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	Laptop	Laptop
Series	Pentium M	Intel Atom
Architecture codename	Dothan (2004−2005)	Cedarview (2011−2012)
Release date	19 January 2005 (19 years ago)	1 November 2011 (13 years ago)

Detailed specifications

Pentium M 740 and Atom D2500 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	1 (Single-Core)	2 (Dual-core)
Threads	1	2
Base clock speed	1.73 GHz	1.86 GHz
Boost clock speed	1.73 GHz	1.87 GHz
Bus rate	533 MHz	no data
L1 cache	32 KB	64 KB (per core)
L2 cache	2 MB	512K (per core)
L3 cache	0 KB	0 KB
Chip lithography	90 nm	32 nm
Die size	87 mm2	66 mm2
Maximum core temperature	100 °C	100 °C
Number of transistors	144 million	176 million
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	1.26V-1.356V	no data

Compatibility

Information on Pentium M 740 and Atom D2500 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	1
Socket	PPGA478, H-PBGA479	FCBGA559
Power consumption (TDP)	27 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium M 740 and Atom D2500. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE2, Intel® SSE3, Intel® SSSE3
Enhanced SpeedStep (EIST)	+	-
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	+
Idle States	-	no data
Demand Based Switching	-	-
PAE	32 Bit	36 Bit
AMT	no data	-
FSB parity	-	no data
HD Audio	no data	+

Security technologies

Pentium M 740 and Atom D2500 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 M 740 and Atom D2500 are enumerated here.

VT-d	no data	-
VT-x	-	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium M 740 and Atom D2500. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR3
Maximum memory size	no data	4 GB
Max memory channels	no data	1
Maximum memory bandwidth	no data	6.4 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

Intel GMA

Graphics interfaces

Available interfaces and connections of Pentium M 740 and Atom D2500 integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Pentium M 740 and Atom D2500.

PCI Express lanes	no data	4
Total number of SATA ports	no data	2
Number of USB ports	no data	8

Pros & cons summary

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Recency	19 January 2005	1 November 2011
Physical cores	1	2
Threads	1	2
Chip lithography	90 nm	32 nm
Power consumption (TDP)	27 Watt	10 Watt

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