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Atom x5-Z8550 - Intel
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Intel Atom x5-Z8550
General Info
DesignerIntel
ManufacturerIntel
Model Numberx5-Z8550
Part NumberFJ8066401715843,
FJ8066401715844
S-SpecSR2KH, SR2KJ
QK1F (QS), QK1G (QS)
MarketMobile
IntroductionFebruary 8, 2016 (announced)
February 8, 2016 (launched)
General Specs
FamilyAtom x5
SeriesZ8000
LockedYes
Frequency1440 MHz
Turbo FrequencyYes
Turbo Frequency2400 MHz (1 core)
CPUID0x000406C4
Microarchitecture
MicroarchitectureAirmont
PlatformCherry Trail
Core NameCherry Trail
Core SteppingD1
Process14 nm
TechnologyCMOS
Word Size64 bit
Cores4
Threads4
Max CPUs1 (Uniprocessor)
Max Memory8 GiB
Electrical
SDP2 W
OP Temperature0 °C – 90 °C

The Atom x5-Z8550 is a 64-bit quad-core system on a chip introduce by Intel in early 2016. This ultra-low power SoC has a scenario design power of 2 W and operates at a base frequency of 1.44 GHz and supports up to 8 GiB of memory. This chip incorporates the HD Graphics 400 GPU.

Cache[edit]

Main article: Airmont § 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)
L1D$ 96 KiB
0.0938 MiB
98,304 B
9.155273e-5 GiB
4x24 KiB 6-way set associative (per core)
L2$ 2 MiB
2,048 KiB
2,097,152 B
0.00195 GiB
2x1 MiB 16-way set associative (per 2 cores)
L3$ 0 KiB
0 MiB
0 B
0 GiB
No L3$

Memory controller[edit]

Integrated Memory Controller
Type DDR3L-RS 1600, LPDDR3 1600
Controllers 1
Channels 2
ECC Support Yes
Bandwidth (single) 12,800 MB/s
Bandwidth (dual) 25,600 MB/s
Max memory 8,192 MB

Graphics[edit]

Integrated Graphic Information
GPU HD Graphics 400
Execution Units 12
Displays 3
Frequency 200 MHz
0.2 GHz
200,000 KHz
Max frequency 600 MHz
0.6 GHz
600,000 KHz
Max memory 8 GiB
8,192 MiB
8,388,608 KiB
8,589,934,592 B
Output Embedded DisplayPort, HDMI
DirectX 11.1
OpenGL 4.3
OpenCL 1.2
OpenGL ES 3.0
DVI 1.4b
HDMI 1.4b
DVI 1.4b
Vulkan 1.0
DP 1.1a
eDP 1.3
Max HDMI Res 3840x2160 @60
Max DVI Res 3840x2160 @60 Hz
Max DSI Res 2560x1600 @60 Hz
Max DP Res 2560x1600 @60
Max eDP Res 2560x1600 @60 Hz
  • Video decode hardware acceleration including support for H.263, MPEG4, H.264, H.265 (HEVC), VP8, VP9, MVC, MPEG2, VC1, JPEG.
  • Video encode hardware acceleration including support for H.264, H.263, VP8, MVC, JPEG.
  • Four planes available per pipe - 1x Primary, 2x Video Sprite & 1x Cursor.
  • Two dedicated digital Display Serial Interface PHYs implementing MIPI-DSI support.

Expansions[edit]

[Edit/Modify Expansions Info]

ide icon.svg
Expansion Options
PCIe
Revision2.0
Max Lanes2
Configs1x2

Features[edit]

Storage[edit]

  • SD Card support (x1 SDR104)
  • SDIO support (x1 SDR104)
  • eMMC support (4.51)

Audio[edit]

  • Low Power Engine (3 I2S ports)

Package[edit]

Property Value
Type 17x17mm Type 4
IO count 628
Ball count 1380
Ball pitch 0.4mm
Z-height 0.937mm
Facts about "Atom x5-Z8550 - Intel"
base frequency1,440 MHz (1.44 GHz, 1,440,000 kHz) +
core count4 +
core nameCherry Trail +
core steppingD1 +
cpuid0x000406C4 +
designerIntel +
familyAtom x5 +
first announcedFebruary 8, 2016 +
first launchedFebruary 8, 2016 +
full page nameintel/atom x5/x5-z8550 +
has featureintegrated gpu +, Advanced Encryption Standard Instruction Set Extension +, Burst Performance Technology +, Enhanced SpeedStep Technology +, SD Card support +, SDIO support +, eMMC support + and Low Power Engine +
has intel burst performance technologytrue +
has intel enhanced speedstep technologytrue +
has locked clock multipliertrue +
has x86 advanced encryption standard instruction set extensiontrue +
instance ofmicroprocessor +
integrated gpuHD Graphics 400 +
integrated gpu base frequency200 MHz (0.2 GHz, 200,000 KHz) +
integrated gpu max frequency600 MHz (0.6 GHz, 600,000 KHz) +
integrated gpu max memory8,192 MiB (8,388,608 KiB, 8,589,934,592 B, 8 GiB) +
l1d$ description6-way set associative +
l1d$ size0.0938 MiB (96 KiB, 98,304 B, 9.155273e-5 GiB) +
l1i$ description8-way set associative +
l1i$ size0.125 MiB (128 KiB, 131,072 B, 1.220703e-4 GiB) +
l2$ description16-way set associative +
l2$ size2 MiB (2,048 KiB, 2,097,152 B, 0.00195 GiB) +
l3$ descriptionNo L3$ +
l3$ size0 MiB (0 KiB, 0 B, 0 GiB) +
ldateFebruary 8, 2016 +
manufacturerIntel +
market segmentMobile +
max cpu count1 +
max memory8,192 MiB (8,388,608 KiB, 8,589,934,592 B, 8 GiB, 0.00781 TiB) +
max operating temperature90 °C +
max pcie lanes2 +
microarchitectureAirmont +
min operating temperature0 °C +
model numberx5-Z8550 +
nameIntel Atom x5-Z8550 +
part numberFJ8066401715843 + and FJ8066401715844 +
platformCherry Trail +
process14 nm (0.014 μm, 1.4e-5 mm) +
s-specSR2KH + and SR2KJ +
s-spec (qs)QK1F + and QK1G +
sdp2 W (2,000 mW, 0.00268 hp, 0.002 kW) +
seriesZ8000 +
technologyCMOS +
thread count4 +
turbo frequency (1 core)2,400 MHz (2.4 GHz, 2,400,000 kHz) +
word size64 bit (8 octets, 16 nibbles) +