CPU Guide

The Cheapest Quad-Core Processors - AMD Athlon II X4 630 & 620

Entry Quad Cores Compared

Entry Quad Cores Compared

Entry Quad Cores Compared
Processor Name AMD Athlon II X4 AMD Phenom II X4 Core 2 Quad
Processor Models 630, 620 965, 955, 945, 910, 810, 805 Q9505, Q9400, Q9300, Q8400, Q8300, Q8200
Processor Frequency 2.6GHz - 2.8GHz 2.5GHz - 3.4GHz 2.3GHz - 2.83GHz
No. of Cores 4 4 4
Front Side Bus (MHz) - - 1333
HyperTransport Bus / QuickPath Interconnect 2.0GHz 2.0GHz -
L1 Cache (data + instruction) (64KB + 64KB) x 4 (64KB + 64KB) x 4 (32KB + 32KB) x 4
L2 Cache 512KB x 4 512KB x 4 2MB x 2 (Q8xxx), 3MB x 2 (Q9xxx)
L3 Cache - 4MB (810, 805) to 6MB -
Memory Controller Integrated Dual Channel (up to DDR2-1333) Integrated Dual Channel (up to DDR2-1066) External - Chipset Dependent
TDP (W) 45 - 95 95 - 125 95
Instruction Set Support MMX, SSE, SSE2, SSE3, SSE4a MMX, SSE, SSE2, SSE3, SSE4a MMX, SSE, SSE2, SSE3, SSSE3, SSSE4.1
Execute Disable Bit Yes Yes Yes
Intel EM64T / AMD64 Yes Yes Yes
Enhanced Intel SpeedStep Technology (EIST) / AMD Cool 'n' Quiet Yes Yes Yes
Virtualization Technology Yes Yes Yes (No VT for Q8200)
Packaging AM3 AM3 LGA775
Process Technology 45nm SOI 45m SOI 45nm
Processor Codename Propus Deneb Yorkfield-6M
Die Size 169mm² 258mm² 164mm²
No. of Transistors 300 million 758 million 456 million