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base frequency3,333 MHz (3.333 GHz, 3,333,000 kHz) +
bus rate6,400 MT/s (6.4 GT/s, 6,400,000 kT/s) +
bus speed3,200 MHz (3.2 GHz, 3,200,000 kHz) +
bus typeQPI +
clock multiplier25 +
core count4 +
core nameBloomfield +
core steppingD0 +
cpuid106A5 +
designerIntel +
die area263 mm² (0.408 in², 2.63 cm², 263,000,000 µm²) +
familyCore i7EE +
first announcedJune 2, 2009 +
first launchedJune 2, 2009 +
full page nameintel/core i7ee/i7-975 +
has extended page tables supporttrue +
has featureHyper-Threading Technology +, Turbo Boost Technology 1.0 +, Enhanced SpeedStep Technology + and Extended Page Tables +
has intel enhanced speedstep technologytrue +
has intel turbo boost technology 1 0true +
has locked clock multiplierfalse +
has second level address translation supporttrue +
has simultaneous multithreadingtrue +
instance ofmicroprocessor +
l1d$ description8-way set associative +
l1d$ size0.125 MiB (128 KiB, 131,072 B, 1.220703e-4 GiB) +
l1i$ description4-way set associative +
l1i$ size0.125 MiB (128 KiB, 131,072 B, 1.220703e-4 GiB) +
l2$ description8-way set associative +
l2$ size1 MiB (1,024 KiB, 1,048,576 B, 9.765625e-4 GiB) +
l3$ description16-way set associative +
l3$ size8 MiB (8,192 KiB, 8,388,608 B, 0.00781 GiB) +
last orderFebruary 2011 +
last shipmentAugust 2011 +
ldateJune 2, 2009 +
manufacturerIntel +
market segmentDesktop +
max cpu count1 +
max memory24,576 MiB (25,165,824 KiB, 25,769,803,776 B, 24 GiB, 0.0234 TiB) +
max operating temperature67.9 °C +
microarchitectureNehalem +
min operating temperature5 °C +
model numberi7-975 +
nameCore i7-975 Extreme Edition +
part numberAT80601002274AA + and BX80601975 +
platformX58 +
process45 nm (0.045 μm, 4.5e-5 mm) +
s-specSLBEQ +
s-spec (qs)Q1HH +
seriesCore i7-900 +
smp max ways1 +
tdp130 W (130,000 mW, 0.174 hp, 0.13 kW) +
technologyCMOS +
thread count8 +
transistor count731,000,000 +
turbo frequency (1 core)3,600 MHz (3.6 GHz, 3,600,000 kHz) +
turbo frequency (2 cores)3,467 MHz (3.467 GHz, 3,467,000 kHz) +
turbo frequency (3 cores)3,467 MHz (3.467 GHz, 3,467,000 kHz) +
turbo frequency (4 cores)3,467 MHz (3.467 GHz, 3,467,000 kHz) +
word size64 bit (8 octets, 16 nibbles) +