Pentium D 820 vs Pentium 4415U

Primary details

Comparing Pentium 4415U and Pentium D 820 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2220	3099
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Pentium	Pentium D
Power efficiency	8.85	0.31
Architecture codename	Kaby Lake (2016−2019)	Smithfield (2005)
Release date	no data	May 2005 (19 years ago)

Detailed specifications

Pentium 4415U and Pentium D 820 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	2 (Dual-core)	2 (Dual-core)
Threads	4	2
Base clock speed	2.3 GHz	2.8 GHz
Boost clock speed	2.3 GHz	2.8 GHz
Bus rate	4 GT/s OPI	800 MHz
L1 cache	no data	28 KB
L2 cache	no data	2 MB
L3 cache	2 MB SmartCache	0 KB
Chip lithography	14 nm	90 nm
Die size	no data	206 mm2
Maximum core temperature	100 °C	64 °C
Number of transistors	no data	169 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	no data	1.2V-1.4V

Compatibility

Information on Pentium 4415U and Pentium D 820 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	2
Socket	FCBGA1356	PLGA775
Power consumption (TDP)	15 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 4415U and Pentium D 820. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	+	-
vPro	-	no data
Enhanced SpeedStep (EIST)	+	-
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	-	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Smart Response	+	no data
Demand Based Switching	no data	-
PAE	no data	32 Bit
FSB parity	no data	-

Security technologies

Pentium 4415U and Pentium D 820 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 4415U and Pentium D 820 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 4415U and Pentium D 820. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2133, LPDDR3-1866, DDR3L-1600	DDR1, DDR2, DDR3
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.1 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 610	no data
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	no data

Graphics interfaces

Available interfaces and connections of Pentium 4415U and Pentium D 820 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Pentium 4415U and Pentium D 820 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Pentium 4415U and Pentium D 820 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 4415U and Pentium D 820.

PCIe version	2.0	no data
PCI Express lanes	10	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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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	1.41	0.31
Threads	4	2
Chip lithography	14 nm	90 nm
Power consumption (TDP)	15 Watt	95 Watt

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Should you still have questions on choice between Pentium 4415U and Pentium D 820, ask them in Comments section, and we shall answer.

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