AMD Athlon II X4 651 vs AMD Athlon II X4 630

Let's find out which one of AMD Athlon II X4 651 and AMD Athlon II X4 630 is of a more recent generation, and what segment it belongs to.

• Name
  AMD Athlon II X4 651 AMD Athlon II X4 630
• Family
  AMD Athlon II AMD Athlon II
• CPU group
  AMD Athlon II X4 (Llano) AMD Athlon II X4 (Propus)
• Segment
  Desktop / Server Desktop / Server
• Generation
  2 1

In this block we are going to compare AMD Athlon II X4 651 vs AMD Athlon II X4 630 by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

• CPU Cores / Threads
  4 / 4 4 / 4
• Core architecture
  normal normal
• Cores
  4x 4x
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Frequency
  3.00 GHz 2.80 GHz

Common specifications for integrated graphics cards in AMD Athlon II X4 651 and AMD Athlon II X4 630 along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  no iGPU no iGPU
• GPU (Turbo)
  No turbo No turbo

Let's compare the support of video codecs between AMD Athlon II X4 651 and AMD Athlon II X4 630. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

• h265 / HEVC (8 bit)
  No No
• h265 / HEVC (10 bit)
  No No
• h264
  No No
• VP8
  No No
• VP9
  No No
• AV1
  No No
• AVC
  No No
• VC-1
  No No
• JPEG
  No No

To choose the best model between AMD Athlon II X4 651 and AMD Athlon II X4 630 you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

• Memory type
  DDR3-1333 DDR3-1333
• Max. Memory
  16 GB 16 GB
• Memory channels
  2 (Dual Channel) 2 (Dual Channel)
• Bandwidth
  21.3 GB/s --
• ECC
  No No
• PCIe
  2.0 2.0
• AES-NI
  No No

Let's find out what TDP value would be better for AMD Athlon II X4 651 or AMD Athlon II X4 630? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

• TDP (PL1)
  100 W 95 W

Here you can find a comparison of 2nd and 3rd level cache sizes for AMD Athlon II X4 651 and AMD Athlon II X4 630 CPUs along with a list of ISA extensions.

• Technology
  32 nm 45 nm
• Socket
  FM1 AM3
• L2-Cache
  4.00 MB 2.00 MB
• Architecture
  Llano Propus
• Operating systems
  Windows 10, Linux Windows 10, Linux
• Virtualization
  AMD-V AMD-V
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  MMX, 3DNow!, SSE3, SSE4a MMX, 3DNow!, SSE3, SSE4a
• Release date
  Q4/2011 Q3/2009