Celeron 220 vs Pentium D 820

Primary details

Comparing Pentium D 820 and Celeron 220 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	Pentium D	no data
Architecture codename	Smithfield (2005)	Conroe (2006−2007)
Release date	May 2005 (19 years ago)	October 2007 (17 years ago)

Detailed specifications

Pentium D 820 and Celeron 220 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)	1 (Single-Core)
Threads	2	1
Base clock speed	2.8 GHz	1.2 GHz
Boost clock speed	2.8 GHz	1.2 GHz
Bus rate	800 MHz	533 MHz
L1 cache	28 KB	64 KB
L2 cache	2 MB	512 KB
L3 cache	0 KB	0 KB
Chip lithography	90 nm	65 nm
Die size	206 mm2	77 mm2
Maximum core temperature	64 °C	100 °C
Number of transistors	169 million	105 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	1.2V-1.4V	1V-1.3375V

Compatibility

Information on Pentium D 820 and Celeron 220 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	2	1
Socket	PLGA775	PBGA479
Power consumption (TDP)	95 Watt	19 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 820 and Celeron 220. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	-	-
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	-	+
Demand Based Switching	-	-
PAE	32 Bit	no data
FSB parity	-	-

Security technologies

Pentium D 820 and Celeron 220 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium D 820 and Celeron 220 are enumerated here.

VT-d	-	-
VT-x	-	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium D 820 and Celeron 220. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

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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Physical cores	2	1
Threads	2	1
Chip lithography	90 nm	65 nm
Power consumption (TDP)	95 Watt	19 Watt

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Should you still have questions on choice between Pentium D 820 and Celeron 220, ask them in Comments section, and we shall answer.

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