Pentium Gold 6405U vs Atom N270

Primary details

Comparing Atom N270 and Pentium Gold 6405U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	2028
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Comet Lake
Power efficiency	no data	10.91
Architecture codename	DiamondVille (2008−2009)	Comet Lake-U (2019−2020)
Release date	2 April 2008 (16 years ago)	31 October 2019 (5 years ago)
Launch price (MSRP)	$44	$161

Detailed specifications

Atom N270 and Pentium Gold 6405U 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)	2 (Dual-core)
Threads	2	4
Base clock speed	1.6 GHz	2.4 GHz
Boost clock speed	0.1 GHz	2.4 GHz
Bus type	FSB	no data
Bus rate	533.33 MT/s	4 GT/s
Multiplier	12	no data
L1 cache	56 KB	256 KB
L2 cache	512 KB	1 MB
L3 cache	0 KB	2 MB
Chip lithography	45 nm	14 nm
Die size	25.9638 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	0.9V-1.1625V	no data

Compatibility

Information on Atom N270 and Pentium Gold 6405U 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	PBGA437	FCBGA1528
Power consumption (TDP)	2.5 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom N270 and Pentium Gold 6405U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE4.1, Intel® SSE4.2
AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	+	+
Idle States	-	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Atom N270 and Pentium Gold 6405U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom N270 and Pentium Gold 6405U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom N270 and Pentium Gold 6405U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR4
Maximum memory size	8 GB	64 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	37.5 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel® UHD Graphics for 10th Gen Intel® Processors
Max video memory	-	32 GB
Quick Sync Video	-	+
Clear Video	-	+
Clear Video HD	-	+
Graphics max frequency	-	950 MHz

Graphics interfaces

Available interfaces and connections of Atom N270 and Pentium Gold 6405U integrated GPUs.

Number of displays supported	-	3
eDP	-	+
DisplayPort	-	+
HDMI	-	+
DVI	-	+

Graphics image quality

Maximum display resolutions supported by Atom N270 and Pentium Gold 6405U integrated GPUs, including resolutions over different interfaces.

4K resolution support	-	+
Max resolution over HDMI 1.4	-	4096x2304@24Hz
Max resolution over eDP	-	4096x2304@60Hz
Max resolution over DisplayPort	-	4096x2304@60Hz

Graphics API support

APIs supported by Atom N270 and Pentium Gold 6405U integrated GPUs, sometimes API versions are included.

DirectX	-	12
OpenGL	-	4.5

Peripherals

Specifications and connection of peripherals supported by Atom N270 and Pentium Gold 6405U.

PCIe version	no data	2.0
PCI Express lanes	no data	12

Pros & cons summary

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Recency	2 April 2008	31 October 2019
Physical cores	1	2
Threads	2	4
Chip lithography	45 nm	14 nm
Power consumption (TDP)	2 Watt	15 Watt

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