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AMD-K6/266AFR - AMD
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AMD-K6/266AFR
General Info
DesignerAMD
ManufacturerAMD
Model NumberAMD-K6/266AFR
Part NumberAMD-K6/266AFR
MarketDesktop
IntroductionJanuary, 1998 (announced)
March 5, 1998 (launched)
ShopAmazon
General Specs
FamilyK6
SeriesDesktop K6
LockedNo
Frequency266.66 MHz
Bus typeFSB
Bus speed66.66 MHz
Bus rate66.66 MT/s
Clock multiplier4
CPUID570
Microarchitecture
MicroarchitectureK6
Core NameLittle Foot
Core Family5
Core Model7
Process250 nm
Transistors8,800,000
TechnologyCMOS
Die68 mm²
Word Size32 bit
Cores1
Threads1
Max Memory4 GiB
Multiprocessing
Max SMP1-Way (Uniprocessor)
Electrical
Power dissipation14.5 W
Vcore2.2 V ± 5%
VI/O3.3 V ± 5%
Tcase0 °C – 70 °C
Tstorage-65 °C – 150 °C

AMD-K6/266AFR was a 32-bit x86 microprocessor designed by AMD and introduced in early 1998. This chip, which was based on AMD's new K6 microarchitecture, operated at 266 MHz and dissipated a maximum of 14.5 W.

Cache[edit]

Main article: K6 § Cache

L2$ can be 256 KiB to 1 MiB, depending on manufacturer and motherboard model. L2$ is off-chip.

Cache Info [Edit Values]
L1I$ 32 KiB
32,768 B
0.0313 MiB
1x32 KiB 2-way set associative
L1D$ 32 KiB
32,768 B
0.0313 MiB
1x32 KiB 2-way set associative

Graphics[edit]

This SoC has no integrated graphics processing unit.

Features[edit]

[Edit/Modify Supported Features]

Cog-icon-grey.svg
Supported x86 Extensions & Processor Features
MMXMMX Extension
  • Auto-power down state
  • Stop clock state

Documents[edit]

DataSheet[edit]

Facts about "AMD-K6/266AFR - AMD"
base frequency266.66 MHz (0.267 GHz, 266,660 kHz) +
bus rate66.66 MT/s (0.0667 GT/s, 66,660 kT/s) +
bus speed66.66 MHz (0.0667 GHz, 66,660 kHz) +
bus typeFSB +
clock multiplier4 +
core count1 +
core family5 +
core model7 +
core nameLittle Foot +
core voltage2.2 V (22 dV, 220 cV, 2,200 mV) +
core voltage tolerance5% +
cpuid570 +
designerAMD +
die area68 mm² (0.105 in², 0.68 cm², 68,000,000 µm²) +
familyK6 +
first announcedJanuary 1998 +
first launchedMarch 5, 1998 +
full page nameamd/k6/amd-k6/266afr +
has locked clock multiplierfalse +
instance ofmicroprocessor +
io voltage3.3 V (33 dV, 330 cV, 3,300 mV) +
io voltage tolerance5% +
l1d$ description2-way set associative +
l1d$ size32 KiB (32,768 B, 0.0313 MiB) +
l1i$ description2-way set associative +
l1i$ size32 KiB (32,768 B, 0.0313 MiB) +
ldateMarch 5, 1998 +
manufacturerAMD +
market segmentDesktop +
max case temperature343.15 K (70 °C, 158 °F, 617.67 °R) +
max cpu count1 +
max memory4,096 MiB (4,194,304 KiB, 4,294,967,296 B, 4 GiB, 0.00391 TiB) +
max storage temperature423.15 K (150 °C, 302 °F, 761.67 °R) +
microarchitectureK6 +
min case temperature273.15 K (0 °C, 32 °F, 491.67 °R) +
min storage temperature208.15 K (-65 °C, -85 °F, 374.67 °R) +
model numberAMD-K6/266AFR +
nameAMD-K6/266AFR +
part numberAMD-K6/266AFR +
power dissipation14.5 W (14,500 mW, 0.0194 hp, 0.0145 kW) +
process250 nm (0.25 μm, 2.5e-4 mm) +
seriesDesktop K6 +
smp max ways1 +
technologyCMOS +
thread count1 +
transistor count8,800,000 +
word size32 bit (4 octets, 8 nibbles) +