Intel Core2 Duo E8400 vs AMD Athlon II X4 740. Specifications, performance, tests

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Segment
  Desktop Desktop / Server
• Family
  Intel Core2 Duo AMD Athlon II
• Generation
  2 1
• CPU group
  Intel Core 2 Duo E7000/E8000 AMD Athlon II (Trinity)
• Predecessor
  No --
• Successor
  No --

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Frequency
  3.00 GHz 3.20 GHz
• CPU Cores
  2 4
• Turbo (1 Core)
  No 3.70 GHz
• CPU Threads
  2 4
• Hyperthreading
  No No
• Overclocking
  Yes Yes
• Core architecture
  normal normal

Overview of the types and quantities of RAM supported by AMD Athlon II X4 740 and Intel Core2 Duo E8400. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR2-1066 / DDR3-1333 DDR3-1866
• Max. Memory
  16 GB
• ECC
  No No
• Memory channels
  2 1

• AES-NI
  No No

Analyze the TDP (Thermal Design Power) requirements of Intel Core2 Duo E8400 and AMD Athlon II X4 740 to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  65 W 65 W
• TDP up
  No --
• TDP (PL2)
  No --
• TDP down
  No --
• Tjunction max.
  80 °C --

Information on architecture, interfaces, and additional instructions supported by Intel Core2 Duo E8400 and AMD Athlon II X4 740, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x None
• ISA extensions
  MMX, SSE, SSE2, SSE3, SSE 4.1 SSE3
• L2-Cache
  6.00 MB --
• L3-Cache
  No 4.00 MB
• Architecture
  Wolfdale Trinity
• Technology
  45 nm 32 nm
• Socket
  LGA 775 FM2
• Release date
  Q1/2008 Q4/2012