Pentium 3805U vs i5-6600

Primary details

Comparing Core i5-6600 and Pentium 3805U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1465	2661
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.70	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i5	Intel Pentium
Power efficiency	10.30	4.67
Architecture codename	Skylake (2015−2016)	Broadwell-U (2015)
Release date	1 July 2015 (9 years ago)	1 March 2015 (9 years ago)
Launch price (MSRP)	$224	$161

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-6600 and Pentium 3805U 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)	2 (Dual-core)
Threads	4	2
Base clock speed	3.3 GHz	1.9 GHz
Boost clock speed	3.9 GHz	1.9 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	5 GT/s
Multiplier	33	no data
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	256K (per core)
L3 cache	6 MB (shared)	2 MB (shared)
Chip lithography	14 nm	14 nm
Die size	177 mm2	82 mm2
Maximum core temperature	no data	105 °C
Maximum case temperature (TCase)	66 °C	105 °C
Number of transistors	no data	1300 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i5-6600 and Pentium 3805U 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	FCLGA1151	FCBGA1168
Power consumption (TDP)	65 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6600 and Pentium 3805U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	-	-
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	+	-
Smart Response	no data	-
FDI	no data	+
Fast Memory Access	no data	+

Security technologies

Core i5-6600 and Pentium 3805U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6600 and Pentium 3805U are enumerated here.

AMD-V	-	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6600 and Pentium 3805U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3
Maximum memory size	64 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 530	Intel® HD Graphics for 5th Generation Intel® Processors
Max video memory	64 GB	no data
Quick Sync Video	+	+
Clear Video	+	+
Clear Video HD	+	-
Graphics max frequency	1.15 GHz	800 MHz
InTru 3D	+	+

Graphics interfaces

Available interfaces and connections of Core i5-6600 and Pentium 3805U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i5-6600 and Pentium 3805U 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
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Core i5-6600 and Pentium 3805U integrated GPUs, sometimes API versions are included.

DirectX	12	11.2/12
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-6600 and Pentium 3805U.

PCIe version	3.0	2.0
PCI Express lanes	16	12

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	3.81	0.74
Recency	1 July 2015	1 March 2015
Physical cores	4	2
Threads	4	2
Power consumption (TDP)	65 Watt	15 Watt

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Should you still have questions on choice between Core i5-6600 and Pentium 3805U, ask them in Comments section, and we shall answer.

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