Atom Z625 vs Core i7-8550U

Primary details

Comparing Core i7-8550U and Atom Z625 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1366	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	Intel Atom
Architecture codename	Kaby Lake Refresh (2017−2019)	Lincroft (2010−2011)
Release date	21 August 2017 (6 years ago)	4 May 2010 (14 years ago)
Launch price (MSRP)	$409	no data
Current price	$827 (2x MSRP)	no data

Detailed specifications

Core i7-8550U and Atom Z625 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	1 (Single-Core)
Threads	8	2
Base clock speed	1.8 GHz	1.9 GHz
Boost clock speed	4 GHz	1.9 GHz
Bus support	no data	400 MT/s
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	512 KB (per core)
L3 cache	8 MB (shared)	0 KB
Chip lithography	14 nm	45 nm
Die size	123 mm2	65.2526 mm28.89 mm × 7.34 mm
Maximum core temperature	100 °C	+90 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	140 million
64 bit support	+	-
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Core i7-8550U and Atom Z625 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCBGA1356,FC-BGA1356	T-PBGA518
Power consumption (TDP)	15 Watt	2.2 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8550U and Atom Z625. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE, Intel® SSE2, Intel® SSE3, Intel® SSSE3
AES-NI	+	-
AVX	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	+
TSX	-	no data
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	-
Smart Response	+	no data
Demand Based Switching	no data	-
PAE	no data	32 Bit
GPIO	no data	+
FDI	no data	-
Fast Memory Access	no data	-
AMT	no data	-
Matrix Storage	no data	-
Status	Discontinued	Discontinued
Quiet System	no data	-
I/O Acceleration	no data	-
Quick Resume	no data	-
HD Audio	no data	-

Security technologies

Core i7-8550U and Atom Z625 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	+	no data
Identity Protection	+	no data
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8550U and Atom Z625 are enumerated here.

AMD-V	+	no data
VT-d	+	-
VT-x	+	-
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8550U and Atom Z625. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR2
Maximum memory size	32 GB	2 GB
Max memory channels	2	1
Maximum memory bandwidth	37.5 GB/s	3.2 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 620	PowerVR SGX535
Max video memory	32 GB	no data
Quick Sync Video	+	no data
Clear Video	+	+
Clear Video HD	+	-
Graphics max frequency	1.15 GHz	no data

Graphics interfaces

Available interfaces and connections of Core i7-8550U and Atom Z625 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
DVI	+	no data
LVDS	no data	+
MIPI	no data	+

Graphics image quality

Maximum display resolutions supported by Core i7-8550U and Atom Z625 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2304@24Hz	no data
Max resolution over eDP	4096 x 2304@60Hz	no data
Max resolution over DisplayPort	4096 x 2304@60Hz	no data

Graphics API support

APIs supported by Core i7-8550U and Atom Z625 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-8550U and Atom Z625.

PCIe version	3.0	-
PCI Express lanes	12	no data
PCI support	no data	-
USB revision	no data	2.0
Integrated IDE	no data	-
Number of USB ports	no data	4
Integrated LAN	no data	-
UART	no data	+

Pros & cons summary

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Recency	21 August 2017	4 May 2010
Physical cores	4	1
Threads	8	2
Chip lithography	14 nm	45 nm
Power consumption (TDP)	15 Watt	2 Watt

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