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Core i7-4870HQ - Intel
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Intel Core i7-4870HQ
General Info
DesignerIntel
ManufacturerIntel
Model Numberi7-4870HQ
Part NumberCL8064701956200
S-SpecSR1ZX
MarketMobile
IntroductionJuly 20, 2014 (announced)
July 20, 2014 (launched)
General Specs
FamilyCore i7
LockedYes
Frequency2500 MHz
Turbo Frequency3700 MHz (1 core),
3600 MHz (2 cores),
3500 MHz (3 cores),
3500 MHz (4 cores)
Bus typeDMI 2.0
Bus rate5 GT/s
Clock multiplier25
Microarchitecture
MicroarchitectureHaswell
PlatformShark Bay
Core SteppingC0
Process22 nm
Word Size64 bits
Cores4
Threads8
Max CPUs1 (Uniprocessor)
Max Memory32 GiB
Electrical
TDP47 W
OP Temperature – 100 C
Packaging
PackageFCBGA-1364 (BGA)
Dimension37.4 mm x 32 mm
Pitch0.7 mm
Ball Count1364
Ball CompSAC405
InterconnectBGA-1364

The Intel Core i7-4870HQ is a quad core 64-bit microprocessor designed by Intel in 2014. The microprocessor is based on the Haswell microarchitecture. This MPU includes the Intel Iris Pro 5200 integrated graphic and features a large 128 MB L4$ cache called Crystal Well.

Cache[edit]

Main article: Haswell § Cache

This specific microprocessor includes the Crystal Well cache.

Cache Info [Edit Values]
L1I$ 128 KiB
0.125 MiB
131,072 B
1.220703e-4 GiB
4x32 KiB 8-way set associative (per core, write-back)
L1D$ 128 KiB
0.125 MiB
131,072 B
1.220703e-4 GiB
4x32 KiB 8-way set associative (per core, write-back)
L2$ 1 MiB
1,024 KiB
1,048,576 B
9.765625e-4 GiB
4x256 KiB 8-way set associative (per core, write-back)
L3$ 6 MiB
6,144 KiB
6,291,456 B
0.00586 GiB
12-way set associative (shared)
L4$ 128 MiB
131,072 KiB
134,217,728 B
0.125 GiB
16-way set associative (see Crystal Well)

Graphics[edit]

Integrated Graphic Information
GPU Intel Iris Pro Graphics 5200
Displays 3
Frequency 200 MHz
0.2 GHz
200,000 KHz
Max frequency 1200 MHz
1.2 GHz
1,200,000 KHz
Output DisplayPort, Embedded DisplayPort, HDMI, VGA
DirectX 11.2, 12
OpenGL 4.3
Max HDMI Res 2560x1600 @60 Hz
Max DP Res 3840x2160 @60 Hz
Max VGA Res 1920x1200 @60 Hz

Memory controller[edit]

Integrated Memory Controller
Type DDR3L-1333, DDR3L-1600
Controllers 1
Channels 2
ECC Support No
Max bandwidth 25,600 MB/s
Max memory 32,768 MB

Features[edit]

Has subobject
"Has subobject" is a predefined property representing a container construct and is provided by Semantic MediaWiki.
Core i7-4870HQ - Intel#package +
base frequency2,500 MHz (2.5 GHz, 2,500,000 kHz) +
bus rate5,000 MT/s (5 GT/s, 5,000,000 kT/s) +
bus typeDMI 2.0 +
clock multiplier25 +
core count4 +
core steppingC0 +
designerIntel +
familyCore i7 +
first announcedJuly 20, 2014 +
first launchedJuly 20, 2014 +
full page nameintel/core i7/i7-4870hq +
has advanced vector extensionstrue +
has advanced vector extensions 2true +
has featureCrystal Well +, integrated gpu +, Advanced Vector Extensions +, Advanced Vector Extensions 2 +, Advanced Encryption Standard Instruction Set Extension +, Hyper-Threading Technology +, Turbo Boost Technology 2.0 +, Trusted Execution Technology + and Transactional Synchronization Extensions +
has intel trusted execution technologytrue +
has intel turbo boost technology 2 0true +
has locked clock multipliertrue +
has simultaneous multithreadingtrue +
has transactional synchronization extensionstrue +
has x86 advanced encryption standard instruction set extensiontrue +
instance ofmicroprocessor +
integrated gpuIntel Iris Pro Graphics 5200 +
integrated gpu base frequency200 MHz (0.2 GHz, 200,000 KHz) +
integrated gpu max frequency1,200 MHz (1.2 GHz, 1,200,000 KHz) +
l1d$ description8-way set associative +
l1d$ size0.125 MiB (128 KiB, 131,072 B, 1.220703e-4 GiB) +
l1i$ description8-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$ description12-way set associative +
l3$ size6 MiB (6,144 KiB, 6,291,456 B, 0.00586 GiB) +
l4$ description16-way set associative +
l4$ size128 MiB (131,072 KiB, 134,217,728 B, 0.125 GiB) +
ldateJuly 20, 2014 +
manufacturerIntel +
market segmentMobile +
max cpu count1 +
max memory32,768 MiB (33,554,432 KiB, 34,359,738,368 B, 32 GiB, 0.0313 TiB) +
max operating temperature100 C +
microarchitectureHaswell +
model numberi7-4870HQ +
nameIntel Core i7-4870HQ +
packageFCBGA-1364 +
part numberCL8064701956200 +
platformShark Bay +
process22 nm (0.022 μm, 2.2e-5 mm) +
s-specSR1ZX +
tdp47 W (47,000 mW, 0.063 hp, 0.047 kW) +
thread count8 +
turbo frequency (1 core)3,700 MHz (3.7 GHz, 3,700,000 kHz) +
turbo frequency (2 cores)3,600 MHz (3.6 GHz, 3,600,000 kHz) +
turbo frequency (3 cores)3,500 MHz (3.5 GHz, 3,500,000 kHz) +
turbo frequency (4 cores)3,500 MHz (3.5 GHz, 3,500,000 kHz) +
word size64 bit (8 octets, 16 nibbles) +