Atom N455 vs Pentium Silver J5005

Primary details

Comparing Pentium Silver J5005 and Atom N455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1910	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.75	no data
Market segment	Desktop processor	Laptop
Series	Intel Pentium Silver	Intel Atom
Architecture codename	Goldmont Plus (2017)	Pinetrail (2009−2011)
Release date	11 December 2017 (6 years ago)	1 May 2010 (14 years ago)
Launch price (MSRP)	$161	$64

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium Silver J5005 and Atom N455 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	4	2
Base clock speed	1.5 GHz	1.66 GHz
Boost clock speed	2.8 GHz	1.66 GHz
Bus rate	no data	533 MHz
Multiplier	15	no data
L1 cache	256 KB	64 KB (per core)
L2 cache	4 MB (shared)	512 KB
L3 cache	4 MB (shared)	0 KB
Chip lithography	14 nm	45 nm
Die size	93 mm2	66 mm2
Maximum core temperature	105 deg C	100 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	123 million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Pentium Silver J5005 and Atom N455 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	FCBGA1090	FCBGA559
Power consumption (TDP)	10 Watt	6.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Silver J5005 and Atom N455. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® SSE2, Intel® SSE3, Intel® SSSE3
AES-NI	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Speed Shift	-	no data
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	+
Idle States	+	no data
Thermal Monitoring	+	+
Smart Response	-	no data
Demand Based Switching	no data	-
GPIO	+	no data
Turbo Boost Max 3.0	-	no data
Status	Discontinued	Discontinued

Security technologies

Pentium Silver J5005 and Atom N455 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium Silver J5005 and Atom N455 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium Silver J5005 and Atom N455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	upto-2400	DDR3
Maximum memory size	8 GB	2 GB
Max memory channels	2	1
Maximum memory bandwidth	38.397 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics 605	Intel GMA 3150
Max video memory	8 GB	no data
Quick Sync Video	+	-
Graphics max frequency	800 MHz	no data
Execution Units	18	no data

Graphics interfaces

Available interfaces and connections of Pentium Silver J5005 and Atom N455 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
MIPI-DSI	+	no data

Graphics image quality

Maximum display resolutions supported by Pentium Silver J5005 and Atom N455 integrated GPUs, including resolutions over different interfaces.

4K resolution support

+

no data

Graphics API support

APIs supported by Pentium Silver J5005 and Atom N455 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Pentium Silver J5005 and Atom N455.

PCIe version	2.0	no data
PCI Express lanes	6	no data
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	no data
Integrated LAN	-	no data
UART	+	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Pros & cons summary

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Recency	11 December 2017	1 May 2010
Physical cores	4	1
Threads	4	2
Chip lithography	14 nm	45 nm
Power consumption (TDP)	10 Watt	6 Watt

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Should you still have questions on choice between Pentium Silver J5005 and Atom N455, ask them in Comments section, and we shall answer.

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