Atom Z3735G vs Celeron B820

Primary details

Comparing Celeron B820 and Atom Z3735G processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2750	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	no data
Architecture codename	Sandy Bridge (2011−2013)	Bay Trail-T (2013−2014)
Release date	1 July 2012 (11 years ago)	9 April 2014 (10 years ago)
Launch price (MSRP)	$86	$17
Current price	$34 (0.4x MSRP)	no data

Detailed specifications

Celeron B820 and Atom Z3735G 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)	4 (Quad-Core)
Threads	2	4
Base clock speed	1.7 GHz	1.33 GHz
Boost clock speed	1.7 GHz	1.83 GHz
L1 cache	64K (per core)	56K (per core)
L2 cache	256K (per core)	2 MB
L3 cache	2 MB (shared)	2 MB L2 Cache
Chip lithography	32 nm	22 nm
Die size	131 mm2	112 mm2
Maximum core temperature	100 °C	no data
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Celeron B820 and Atom Z3735G 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	FCPGA988,PGA988	UTFCBGA592
Power consumption (TDP)	35 Watt	2 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron B820 and Atom Z3735G. You'll probably need this information if you require some particular technology.

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

Security technologies

Celeron B820 and Atom Z3735G technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron B820 and Atom Z3735G are enumerated here.

VT-d	-	no data
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron B820 and Atom Z3735G. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	16 GB	1 GB
Max memory channels	2	1
Maximum memory bandwidth	21.3 GB/s	5.3 GB/s
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel® HD Graphics for Intel Atom® Processor Z3700 Series
Graphics max frequency	1.05 GHz	646 MHz

Graphics interfaces

Available interfaces and connections of Celeron B820 and Atom Z3735G integrated GPUs.

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

Peripherals

Specifications and connection of peripherals supported by Celeron B820 and Atom Z3735G.

PCIe version	2.0	no data
PCI Express lanes	16	no data

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 July 2012	9 April 2014
Physical cores	2	4
Threads	2	4
Cost	$86	$17
Chip lithography	32 nm	22 nm
Power consumption (TDP)	35 Watt	2 Watt

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Should you still have questions on choice between Celeron B820 and Atom Z3735G, ask them in Comments section, and we shall answer.

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