Atom D2550 vs Celeron G1820

Primary details

Comparing Celeron G1820 and Atom D2550 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2304	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.25	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Atom
Architecture codename	Haswell (2013−2015)	Cedarview (2011−2012)
Release date	1 December 2013 (10 years ago)	1 November 2011 (12 years ago)
Launch price (MSRP)	$110	no data
Current price	$45 (0.4x MSRP)	$543

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron G1820 and Atom D2550 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	2	4
Base clock speed	2.7 GHz	1.86 GHz
Boost clock speed	2.7 GHz	1.87 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	512K (per core)
L3 cache	2 MB	0 KB
Chip lithography	22 nm	32 nm
Die size	177 mm2	66 mm2
Maximum core temperature	72 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	1,400 million	176 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Celeron G1820 and Atom D2550 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	FCLGA1150	FCBGA559
Power consumption (TDP)	53 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron G1820 and Atom D2550. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE2, Intel® SSE3, Intel® SSSE3
AES-NI	-	no data
Enhanced SpeedStep (EIST)	+	-
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	+
TSX	-	no data
Idle States	+	no data
Thermal Monitoring	+	no data
SIPP	-	no data
PAE	no data	36 Bit
Status	Discontinued	Discontinued

Security technologies

Celeron G1820 and Atom D2550 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron G1820 and Atom D2550 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron G1820 and Atom D2550. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	4 GB
Max memory channels	2	1
Maximum memory bandwidth	21.3 GB/s	6.4 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 4th Generation Intel® Processors	Intel Graphics Media Accelerator (GMA) 3650
Max video memory	1.7 GB	no data
Quick Sync Video	+	no data
Graphics max frequency	1.05 GHz	no data

Graphics interfaces

Available interfaces and connections of Celeron G1820 and Atom D2550 integrated GPUs.

Number of displays supported	3	2
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
DVI	+	no data
VGA	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron G1820 and Atom D2550 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	1920x1080@60Hz	no data
Max resolution over eDP	2560x1600@60Hz	no data
Max resolution over DisplayPort	2560x1600@60Hz	no data
Max resolution over VGA	1920x1200@60Hz	no data

Graphics API support

APIs supported by Celeron G1820 and Atom D2550 integrated GPUs, sometimes API versions are included.

DirectX	11.1/12	no data
OpenGL	4.3	no data

Peripherals

Specifications and connection of peripherals supported by Celeron G1820 and Atom D2550.

PCIe version	Up to 3.0	no data
PCI Express lanes	16	4

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	1 December 2013	1 November 2011
Threads	2	4
Chip lithography	22 nm	32 nm
Power consumption (TDP)	53 Watt	10 Watt

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Should you still have questions on choice between Celeron G1820 and Atom D2550, ask them in Comments section, and we shall answer.

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