Processor U300 vs Atom Z500

Primary details

Comparing Atom Z500 and Processor U300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Raptor Lake-U
Architecture codename	Silverthorne (2008−2010)	Raptor Lake-U (2023)
Release date	2 April 2008 (16 years ago)	4 January 2023 (1 year ago)
Launch price (MSRP)	$45	$193

Detailed specifications

Atom Z500 and Processor U300 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)	5 (Penta-Core)
Threads	1	6
Base clock speed	no data	1.2 GHz
Boost clock speed	0.8 GHz	4.4 GHz
Bus type	FSB	no data
Bus rate	400 MT/s	55 MHz
Multiplier	8	no data
L1 cache	56 KB	80K (per core)
L2 cache	512 KB	1.25 MB (per core)
L3 cache	0 KB	8 MB (shared)
Chip lithography	45 nm	10 nm
Die size	24.18 mm2	no data
Maximum core temperature	90 °C	100 °C
Number of transistors	47 Million	no data
64 bit support	-	+
Windows 11 compatibility	-	+
VID voltage range	0.80 -1.1V	no data

Compatibility

Information on Atom Z500 and Processor U300 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	PBGA441	Intel BGA 1744
Power consumption (TDP)	0.65 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z500 and Processor U300. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	+	no data
FSB parity	-	no data

Security technologies

Atom Z500 and Processor U300 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z500 and Processor U300 are enumerated here.

VT-d	-	+
VT-x	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z500 and Processor U300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR4, DDR5 Dual-channel

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

-

Intel UHD Graphics Xe G4 48EUs

Peripherals

Specifications and connection of peripherals supported by Atom Z500 and Processor U300.

PCIe version	no data	4.0
PCI Express lanes	no data	8

Pros & cons summary

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Recency	2 April 2008	4 January 2023
Physical cores	1	5
Threads	1	6
Chip lithography	45 nm	10 nm

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Should you still have questions on choice between Atom Z500 and Processor U300, ask them in Comments section, and we shall answer.

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