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Processors → AMD Phenom II X4 820

AMD Phenom II X4 820

Basic information:
Released2009
Segment Desktop
Socket Socket AM2+, Socket AM3
Bus2000 MHz 16-bit HyperTransport (4 GT/s)
Number of cores 4
Number of threads 4
Base frequency 2800 MHz
Turbo Core no
Unlocked multiplier no
Architecture (core) Deneb
Lithography 45 nm
Transistors, mil.738
TDP 95 W
Max. temperature71° C
Products webpagefollow >
Internal memory
L1 Cache, Кb 4x64+4x64
L2 Cache, Кb 512x4
L3 Cache, Кb 4096
Integrated modules
iGPU no
Memory controller2-channel
(DDR2-1066, DDR3-1333)
PCIe controllerno
Other modules no
Instructions, technology
• MMX
• SSE
• SSE2
• SSE3
• SSE4A
• AMD64
• EVP (Enhanced Virus Protection)
• AMD-V (AMD Virtualization)
• Cool’n’Quiet 3.0
• CoolCore Technology
• Dual Dynamic Power Management




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