Pentium G640 vs i5-3570K

Primary details

Comparing Core i5-3570K and Pentium G640 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1614	2561
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.43	0.02
Market segment	Desktop processor	Desktop processor
Series	Intel Core i5 (Desktop)	no data
Power efficiency	3.83	1.24
Architecture codename	Ivy Bridge (2012−2013)	Sandy Bridge (2011−2013)
Release date	29 April 2012 (12 years ago)	3 June 2012 (12 years ago)
Launch price (MSRP)	$235	$179

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-3570K has 2050% better value for money than Pentium G640.

Detailed specifications

Core i5-3570K and Pentium G640 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	3.4 GHz	2.8 GHz
Boost clock speed	3.8 GHz	2.8 GHz
Bus rate	5 GT/s	5 GT/s
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	6 MB (shared)	3 MB (shared)
Chip lithography	22 nm	32 nm
Die size	160 mm2	131 mm2
Maximum core temperature	67 °C	69 °C
Maximum case temperature (TCase)	67 °C	no data
Number of transistors	1,400 million	504 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i5-3570K and Pentium G640 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	1
Socket	FCLGA1155	FCLGA1155
Power consumption (TDP)	77 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-3570K and Pentium G640. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i5-3570K and Pentium G640 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	+	no data
Identity Protection	+	-
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-3570K and Pentium G640 are enumerated here.

VT-d	-	-
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-3570K and Pentium G640. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	17 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 4000	Intel® HD Graphics for 2nd Generation Intel® Processors
Quick Sync Video	+	-
Clear Video HD	+	-
Graphics max frequency	1.15 GHz	1.1 GHz
InTru 3D	+	-

Graphics interfaces

Available interfaces and connections of Core i5-3570K and Pentium G640 integrated GPUs.

Number of displays supported

3

2

Peripherals

Specifications and connection of peripherals supported by Core i5-3570K and Pentium G640.

PCIe version

3.0

2.0

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	3.12	0.85
Recency	29 April 2012	3 June 2012
Physical cores	4	2
Threads	4	2
Chip lithography	22 nm	32 nm
Power consumption (TDP)	77 Watt	65 Watt

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Should you still have questions on choice between Core i5-3570K and Pentium G640, ask them in Comments section, and we shall answer.

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