AMD Athlon II X4 638 Full Specs

Summary

4 Cores 4 Threads 2.7GHz

TDP 65W

Bandwidth 29.9GB/s DDR3

Socket FM1 uPGA

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi Max Bandwidth

Athlon II X4 638290

x1

Top Score4,349DesktopM5 Max (18C40G)

x15.00

Core Config

4 Cores

4 Threads

Clocks

Base Clock 2.7GHz

Overclocking Locked

Cache

L1i 64KB

L1d 64KB

L2 1MB

Memory

Type DDR3

Max Memory 32GB

ECC No

Channels 2

Bus Width 128-bit

Speed 1866MT/s

Bandwidth 29.9GB/s

Bandwidth Calculator Channels Transfer Rate1866MT/s UC·Spec·OC 29.9GB/s

Power & Thermals

TDP 65W

Max Operating Temp 70.1°C Max

Chipset Bus

Bus Type UMI

Bus Config 4 lanes

Bus Speed 4GT/s

Bus Bandwidth 2GB/s

Chip

Manufacturer AMD

ISA x86-64

Architecture K10

Family Athlon

Branding

Codename Llano LynxDie

Market Segment Desktop

Release Date Feb 8, 2012

Fabrication

Foundry GlobalFoundries

Fabrication Node 32nm

Die Size 228mm²

Transistor Count 1.2B

Transistor Density 5 MTr/mm²

Images