Core Ultra 7 155U vs Atom Z530P

Primary details

Comparing Atom Z530P and Core Ultra 7 155U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	686
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Meteor Lake-U
Architecture codename	Silverthorne (2008−2010)	Meteor Lake-P
Release date	2 March 2009 (15 years ago)	14 December 2023 (less than a year ago)

Detailed specifications

Atom Z530P and Core Ultra 7 155U 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	1 (Single-Core)	12 (Dodeca-Core)
Threads	2	142 x 4.8  GHz Intel Redwood Cove P-Core8 x 3.8  GHz Intel Crestmont E-Core2 x 2.1  GHz Intel Crestmont E-Core
Base clock speed	1.6 GHz	1.7 GHz
Boost clock speed	0.1 GHz	4.8 GHz
Bus support	533.33 MT/s	no data
L1 cache	56 KB	112 KB (per core)
L2 cache	512 KB (per core)	2 MB (per core)
L3 cache	0 KB	12 MB (shared)
Chip lithography	45 nm	7 nm
Die size	24.18 mm27.8 mm × 3.1 mm	no data
Maximum core temperature	90 °C	no data
Number of transistors	47 million	no data
64 bit support	-	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No
VID voltage range	0.8V-1.1V	no data

Compatibility

Information on Atom Z530P and Core Ultra 7 155U 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 (Uniprocessor)	1
Socket	FCBGA437	FCBGA2049
Power consumption (TDP)	2.2 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z530P and Core Ultra 7 155U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	no data	+
AVX	no data	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	+
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	no data	-
Demand Based Switching	-	no data
Turbo Boost Max 3.0	no data	-
FSB parity	-	no data
Status	Discontinued	Launched

Security technologies

Atom Z530P and Core Ultra 7 155U technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z530P and Core Ultra 7 155U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z530P and Core Ultra 7 155U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR5
Maximum memory size	no data	96 GB
Max memory channels	no data	2
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel® Graphics
Quick Sync Video	-	+
Graphics max frequency	-	1.95 GHz

Graphics interfaces

Available interfaces and connections of Atom Z530P and Core Ultra 7 155U integrated GPUs.

Number of displays supported

-

4

Graphics image quality

Maximum display resolutions supported by Atom Z530P and Core Ultra 7 155U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	-	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	-	3840x2400 @ 120Hz
Max resolution over DisplayPort	-	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Atom Z530P and Core Ultra 7 155U integrated GPUs, sometimes API versions are included.

DirectX	-	12.2
OpenGL	-	4.6

Peripherals

Specifications and connection of peripherals supported by Atom Z530P and Core Ultra 7 155U.

PCIe version	no data	4.0
PCI Express lanes	no data	20
PCI support	no data	4.0

Pros & cons summary

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Recency	2 March 2009	14 December 2023
Physical cores	1	12
Threads	2	142 x 4.8 GHz Intel Redwood Cove P-Core8 x 3.8 GHz Intel Crestmont E-Core2 x 2.1 GHz Intel Crestmont E-Core
Chip lithography	45 nm	7 nm
Power consumption (TDP)	2 Watt	15 Watt

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