Intel Pentium D 820: specs and benchmarks

Intel Pentium D 820

Summary

Intel started Pentium D 820 sales on May 2005. This is Smithfield architecture desktop processor primarily aimed at office systems. It has 2 cores and 2 threads, and is based on 90 nm manufacturing technology, with a maximum frequency of 2.80 GHz and a locked multiplier.

Compatibility-wise, this is a PLGA775 processor with a TDP of 130 Watt. It supports DDR1, DDR2, DDR3 memory.

It provides poor benchmark performance at 8.98 percent of a leader's which is Intel Xeon W-3175X.

General info

Of Pentium D 820 processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Type
Desktop
 
Series
Pentium D
 
Achitecture codename
Smithfield
 
Release date
May 2005
 

Technical specs

Pentium D 820's quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Pentium D 820's performance, but to be more precise you have to review its test results.
Number of cores
2
 
Number of threads
2
 
Maximum frequency
2.8 GHz
 
of 5 (FX-9590)
FSB
800 MHz
 
L1 cache
28 KB
 
of 4096 (EPYC 7702)
L2 cache
2 MB
 
of 32 (EPYC 7702)
Manufacturing process technology
90 nm
 
Die size
206 mm2
 
Maximum core temperature
64 °C
 
of 110 (Atom x7-E3950)
Transistor count
169 million
 
of 19200 (Ryzen 7 3700)
64 bit support
+
 
VID voltage range
1.2V-1.4V
 

Compatibility

Information on Pentium D 820 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
2
 
Socket
PLGA775
 
Power consumption (TDP)
130 Watt
 

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 820. You'll probably need this information if you require some particular technology.
Enhanced SpeedStep (EIST)
-
 
Turbo Boost
-
 
Hyper-Threading
-
 
Idle States
+
 
Demand Based Switching
-
 
PAE
32 Bit
 
FSB parity
-
 

Security technologies

Pentium D 820 technologies aimed at raising security, for example, by protecting against hacks.
TXT
-
 
EDB
+
 

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium D 820 are enumerated here.
VT-d
-
 
VT-x
-
 

Memory specs

Types, maximum amount and channel number of RAM supported by Pentium D 820.
Supported memory types
DDR1, DDR2, DDR3
 

Benchmark performance

Non-gaming benchmarks performance of Pentium D 820. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

8.98

3DMark06 CPU

1412

Game benchmarks

Let's see how good Pentium D 820 is for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Relative perfomance

Overall Pentium D 820 performance compared to nearest competitors. All CPU types participate.

AMD equivalent

We believe that the nearest equivalent to Pentium D 820 from AMD is Phenom II X4 805, which is nearly equal in speed and lower by 4 positions in our rating.

Advices and comments

Here you can ask a question about Pentium D 820, agree or disagree with our judgements, or report an error or mismatch.