Product Comparison: Intel Pentium D 820 vs Intel Core 2 Duo E8400


General Specifications
Brand
Intel
Intel
Model
Pentium D 820
Core 2 Duo E8400
Origin
Malaysia
China
About the Product
Intel Pentium D 820 is a Smithfield architecture desktop processor. It has 2 cores and 2 threads and is manufactured using a 90 nm process technology. Its clock frequency is 2.8GHz, the multiplier is locked. This chip is compatible with PLGA775 socket with a TDP of 95W.
Intel Core 2 Duo processors, manufactured using 45nm manufacturing technology, are characterized by high performance, speed and energy efficiency. The CPU supports Intel HD Boost technology and is up to 70% faster when processing high-definition video. Works at a clock frequency of 3GHz.
Package Size
Height
6.2 in.
6.7 in.
Width
5.07 in.
6.1 in.
Depth
3.2 in.
3.9 in.
Weight
1.1 lbs.
0.85 lbs.
Details
Socket
PLGA775
LGA775
Lithography
90 nm
45 nm
Type of Processors
Desktop
Desktop
Code Name
Smithfield
Wolfdale
What customers say about "Details"
Intel Pentium D 820 CPU Processor
  • Good processor for a good price. Installed in a few minutes.
  • Cool chip. I advise everyone. Installed it quickly and easily.
  • I could not find a suitable motherboard for this processor.
  • It can be seen that the processor is old. It has 90 nm lithography. This is a lot for modern CPUs.
Intel Core 2 Duo E8400 CPU Processor
  • Installation a bit rough. Before doing anything read carefully the installation manual.
Technical Specifications
CPU Cores
2
2
CPU Threads
2
2
Clock Speed
2.8 GHz
3 GHz
Max TDP
95 W
65 W
Max Temperature
64.1 °C
72.4 °C
Data Width
64 bits
64 bits
Virtualization Technology
No
Yes
What customers say about "Technical Specifications"
Intel Pentium D 820 CPU Processor
  • Works great. It has enough power to run all tasks.
  • Really cool processor. Great for everyday computing.
  • I was doing a budget build, and this processor was perfect. Nice speed.
  • Great cheap processor for all tasks that I do every day.
  • Today it is an older processor with no Virtualization Technology support.
Cache And Memory Specifications
L1 Cache Size
32 kB
128 kB
L2 Cache Size
2000 kB
6000 kB
Max Memory Size
16 GB
16 GB
Memory Types
DDR3
DDR3
Max Memory Channels
2
2
Max Memory Bandwidth
8.5 GB/s
10.6 GB/s
What customers say about "Cache And Memory Specifications"
Intel Pentium D 820 CPU Processor
  • For such a processor, this is an excellent cache size.
  • I am really happy to have bought this CPU. Good L2 cache.
  • It works stably with DDR2. Highly recommend.
  • The cache size is enough for everything. Nice chip, really.
  • It is a pity that there is no L3 cache in this processor from Intel.
Supported Technologies
Execute Disable Bit / Virus Protection
Yes
Yes
Turbo Boost / Turbo Core
No
No
Enhanced SpeedStep / PowerNow!
No
Yes
Hyper-Threading / HyperTransport
No
No
Warranty / Certifications
Manufacturer Warranty
3 year(s)
3 year(s)
Certifications
CE, FCC
FCC, CE
Other Information
Manufacturer
Other reviews