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Core i7-3970X Extreme Edition - Intel
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Core i7-3970X Extreme Edition
General Info
DesignerIntel
ManufacturerIntel
Model Numberi7-3970X
Part NumberCM8061901281201,
BX80619I73970X
S-SpecSR0WR
QCZS (QS)
MarketDesktop
IntroductionNovember 12, 2012 (announced)
November 12, 2012 (launched)
End-of-lifeSeptember 26, 2014 (last order)
March 6, 2015 (last shipment)
ShopAmazon
General Specs
FamilyCore i7EE
SeriesCore i7-3900
LockedNo
Frequency3500 MHz
Turbo FrequencyYes
Turbo Frequency4000 MHz (1 core),
4000 MHz (2 cores),
3800 MHz (3 cores),
3800 MHz (4 cores),
3700 MHz (5 cores),
3700 MHz (6 cores)
Bus typeDMI 2.0
Bus rate5 GT/s
Clock multiplier35
CPUID206D7
Microarchitecture
MicroarchitectureSandy Bridge
Platform6 Series Chipset
Core NameSandy Bridge E
Core SteppingC2
Process32 nm
TechnologyCMOS
Word Size64 bit
Cores6
Threads12
Max Memory64 GiB
Multiprocessing
Max SMP1-Way (Uniprocessor)
Electrical
TDP150 W
OP Temperature0 °C – 66.8 °C

The Core i7-3970X Extreme Edition was a 64-bit high-end hexa-core microprocessor introduced by Intel in late 2012. The i7-3970X operates at 3.5 GHz with turbo mode of up to 4 GHz. Fabricated in 32 nm based on the Sandy Bridge microarchitecture, this chip supports up to 64 GiB (DDR3) of memory and has a Thermal Design Power of 150 W.

Cache[edit]

Main article: Sandy Bridge § Cache
Cache Info [Edit Values]
L1I$ 192 KiB
196,608 B
0.188 MiB
6x32 KiB 8-way set associative (per core)
L1D$ 192 KiB
196,608 B
0.188 MiB
6x32 KiB 8-way set associative (per core)
L2$ 1,536 KiB
1.5 MiB
1,572,864 B
0.00146 GiB
6x256 KiB 8-way set associative (per core)
L3$ 15 MiB
15,360 KiB
15,728,640 B
0.0146 GiB
20-way set associative (shared)

Graphics[edit]

This SoC has no integrated graphics processing unit.

Memory controller[edit]

Integrated Memory Controller
Type DDR3-1066, DDR3-1333, DDR3-1600
Controllers 1
Channels 4
ECC Support No
Max bandwidth 51.2 GB/s
Max memory 64 GiB

Expansions[edit]

[Edit/Modify Expansions Info]

ide icon.svg
Expansion Options
PCIe
Revision2.00
Max Lanes40
Configsx1, x4, x8


Features[edit]

See also[edit]

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Facts about "Core i7-3970X Extreme Edition - Intel"
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Core i7-3970X Extreme Edition - Intel#io +
base frequency3,500 MHz (3.5 GHz, 3,500,000 kHz) +
bus rate5,000 MT/s (5 GT/s, 5,000,000 kT/s) +
bus typeDMI 2.0 +
clock multiplier35 +
core count6 +
core nameSandy Bridge E +
core steppingC2 +
cpuid206D7 +
designerIntel +
familyCore i7EE +
first announcedNovember 12, 2012 +
first launchedNovember 12, 2012 +
full page nameintel/core i7ee/i7-3970x +
has advanced vector extensionstrue +
has extended page tables supporttrue +
has featureAdvanced Vector Extensions +, Advanced Encryption Standard Instruction Set Extension +, Hyper-Threading Technology +, Turbo Boost Technology 2.0 +, Enhanced SpeedStep Technology + and Extended Page Tables +
has intel enhanced speedstep technologytrue +
has intel turbo boost technology 2 0true +
has locked clock multiplierfalse +
has second level address translation supporttrue +
has simultaneous multithreadingtrue +
has x86 advanced encryption standard instruction set extensiontrue +
instance ofmicroprocessor +
l1d$ description8-way set associative +
l1d$ size192 KiB (196,608 B, 0.188 MiB) +
l1i$ description8-way set associative +
l1i$ size192 KiB (196,608 B, 0.188 MiB) +
l2$ description8-way set associative +
l2$ size1.5 MiB (1,536 KiB, 1,572,864 B, 0.00146 GiB) +
l3$ description20-way set associative +
l3$ size15 MiB (15,360 KiB, 15,728,640 B, 0.0146 GiB) +
last orderSeptember 26, 2014 +
last shipmentMarch 6, 2015 +
ldateNovember 12, 2012 +
manufacturerIntel +
market segmentDesktop +
max cpu count1 +
max memory65,536 MiB (67,108,864 KiB, 68,719,476,736 B, 64 GiB, 0.0625 TiB) +
max operating temperature66.8 °C +
max pcie lanes40 +
microarchitectureSandy Bridge +
min operating temperature0 °C +
model numberi7-3970X +
nameCore i7-3970X Extreme Edition +
part numberCM8061901281201 + and BX80619I73970X +
platform6 Series Chipset +
process32 nm (0.032 μm, 3.2e-5 mm) +
s-specSR0WR +
s-spec (qs)QCZS +
seriesCore i7-3900 +
smp max ways1 +
tdp150 W (150,000 mW, 0.201 hp, 0.15 kW) +
technologyCMOS +
thread count12 +
turbo frequency (1 core)4,000 MHz (4 GHz, 4,000,000 kHz) +
turbo frequency (2 cores)4,000 MHz (4 GHz, 4,000,000 kHz) +
turbo frequency (3 cores)3,800 MHz (3.8 GHz, 3,800,000 kHz) +
turbo frequency (4 cores)3,800 MHz (3.8 GHz, 3,800,000 kHz) +
turbo frequency (5 cores)3,700 MHz (3.7 GHz, 3,700,000 kHz) +
turbo frequency (6 cores)3,700 MHz (3.7 GHz, 3,700,000 kHz) +
word size64 bit (8 octets, 16 nibbles) +