Pentium D 915 vs Atom D525

Primary details

Comparing Atom D525 and Pentium D 915 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Atom	no data
Architecture codename	Pinetrail (2009−2010)	Presler (2006−2007)
Release date	21 June 2010 (13 years ago)	23 July 2006 (17 years ago)
Launch price (MSRP)	$63	no data
Current price	$320 (5.1x MSRP)	$34

Detailed specifications

Atom D525 and Pentium D 915 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)	2 (Dual-core)
Threads	4	2
Base clock speed	1.8 GHz	2.8 GHz
Boost clock speed	1.83 GHz	2.8 GHz
L1 cache	64K (per core)	16 KB (per core)
L2 cache	512K (per core)	2 MB (per die)
L3 cache	0 KB	0 KB
Chip lithography	45 nm	65 nm
Die size	66 mm2	2x 81 mm2
Maximum core temperature	100 °C	63 °C
Maximum case temperature (TCase)	no data	63 °C
Number of transistors	176 million	376 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	no data	1.2V-1.3375V

Compatibility

Information on Atom D525 and Pentium D 915 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	FCBGA559	LGA775,PLGA775
Power consumption (TDP)	13 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom D525 and Pentium D 915. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
AES-NI	-	-
Enhanced SpeedStep (EIST)	-	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	+	-
Idle States	-	+
Thermal Monitoring	-	-
Demand Based Switching	-	-
PAE	32 Bit	32 Bit
FSB parity	no data	-
Status	Discontinued	Discontinued

Security technologies

Atom D525 and Pentium D 915 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom D525 and Pentium D 915 are enumerated here.

VT-d	-	-
VT-x	-	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom D525 and Pentium D 915. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2, DDR3	DDR1, DDR2, DDR3
Maximum memory size	4 GB	no data
Max memory channels	1	no data
Maximum memory bandwidth	6.4 GB/s	no data
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel GMA 3150

On certain motherboards (Chipset feature)

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Pros & cons summary

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Recency	21 June 2010	23 July 2006
Threads	4	2
Chip lithography	45 nm	65 nm
Power consumption (TDP)	13 Watt	95 Watt

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Should you still have questions on choice between Atom D525 and Pentium D 915, ask them in Comments section, and we shall answer.

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