Celeron B820 vs G550

Primary details

Comparing Celeron G550 and Celeron B820 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2610	2875
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.65	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Celeron
Power efficiency	1.15	1.35
Architecture codename	Sandy Bridge (2011−2013)	Sandy Bridge (2011−2013)
Release date	1 June 2012 (12 years ago)	1 July 2012 (12 years ago)
Launch price (MSRP)	$80	$86

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron G550 and Celeron B820 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	2
Base clock speed	2.6 GHz	1.7 GHz
Boost clock speed	2.6 GHz	1.7 GHz
Bus type	no data	DMI 2.0
Bus rate	5 GT/s	4 × 5 GT/s
Multiplier	no data	17
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	256K (per core)
L3 cache	2 MB (shared)	2 MB (shared)
Chip lithography	32 nm	32 nm
Die size	131 mm2	131 mm2
Maximum core temperature	69 °C	100 °C
Number of transistors	504 million	504 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron G550 and Celeron B820 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	FCLGA1155	FCPGA988,PGA988
Power consumption (TDP)	65 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron G550 and Celeron B820. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
FMA	-	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	no data	-
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
Demand Based Switching	no data	-
FDI	+	+
Fast Memory Access	+	+

Security technologies

Celeron G550 and Celeron B820 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 Celeron G550 and Celeron B820 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron G550 and Celeron B820. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	17 GB/s	21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 2nd Generation Intel Processors	Intel HD Graphics for 2nd Generation Intel Processors
Clear Video HD	-	-
Graphics max frequency	1 GHz	1.05 GHz
InTru 3D	-	-

Graphics interfaces

Available interfaces and connections of Celeron G550 and Celeron B820 integrated GPUs.

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

Peripherals

Specifications and connection of peripherals supported by Celeron G550 and Celeron B820.

PCIe version	2.0	2.0
PCI Express lanes	no data	16

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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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	0.79	0.50
Power consumption (TDP)	65 Watt	35 Watt

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Should you still have questions on choice between Celeron G550 and Celeron B820, ask them in Comments section, and we shall answer.

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