Celeron 787 vs Atom D425

Primary details

Comparing Atom D425 and Celeron 787 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	Laptop
Series	no data	Intel Celeron
Architecture codename	Pineview (2009−2011)	Sandy Bridge (2011−2013)
Release date	21 June 2010 (14 years ago)	1 July 2011 (13 years ago)
Launch price (MSRP)	$993	$107

Detailed specifications

Atom D425 and Celeron 787 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)	1 (Single-Core)
Threads	2	1
Base clock speed	1.8 GHz	1.3 GHz
Boost clock speed	1.83 GHz	1.3 GHz
Bus type	no data	DMI 2.0
Bus rate	no data	4 × 5 GT/s
Multiplier	no data	13
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	256 KB (per core)
L3 cache	0 KB	1.5 MB (shared)
Chip lithography	45 nm	32 nm
Die size	66 mm2	131 mm2
Maximum core temperature	100 °C	100 °C
Number of transistors	123 million	504 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Atom D425 and Celeron 787 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 (Uniprocessor)
Socket	FCBGA559	FCBGA1023
Power consumption (TDP)	10 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom D425 and Celeron 787. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE4.1, Intel® SSE4.2
FMA	-	+
Enhanced SpeedStep (EIST)	-	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	+	-
Idle States	-	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
Demand Based Switching	-	-
PAE	32 Bit	no data
FDI	no data	+
Fast Memory Access	no data	+
Status	Discontinued	Discontinued

Security technologies

Atom D425 and Celeron 787 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Atom D425 and Celeron 787 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom D425 and Celeron 787. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2, DDR3	DDR3
Maximum memory size	4 GB	16 GB
Max memory channels	1	2
Maximum memory bandwidth	6.4 GB/s	21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel GMA 3150	Intel® HD Graphics for 2nd Generation Intel® Processors
Graphics max frequency	no data	950 MHz

Graphics interfaces

Available interfaces and connections of Atom D425 and Celeron 787 integrated GPUs.

Number of displays supported	no data	2
eDP	no data	+
DisplayPort	-	+
HDMI	-	+
SDVO	no data	+
CRT	no data	+

Peripherals

Specifications and connection of peripherals supported by Atom D425 and Celeron 787.

PCIe version	no data	2.0
PCI Express lanes	no data	16

Pros & cons summary

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Recency	21 June 2010	1 July 2011
Threads	2	1
Chip lithography	45 nm	32 nm
Power consumption (TDP)	10 Watt	17 Watt

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