i7-620UM vs A8-6600K

Primary details

Comparing A8-6600K and Core i7-620UM processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1964	2713
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.23	no data
Market segment	Desktop processor	Laptop
Series	AMD A-Series (Desktop)	Intel Core i7
Power efficiency	1.79	3.61
Architecture codename	Richland (2013−2014)	Arrandale (2010−2011)
Release date	1 June 2013 (11 years ago)	7 January 2010 (14 years ago)
Launch price (MSRP)	$142	$278

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A8-6600K and Core i7-620UM 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	4
Base clock speed	3.9 GHz	1.06 GHz
Boost clock speed	4.2 GHz	2.13 GHz
Bus type	no data	DMI 1.0
Bus rate	no data	1 × 2.5 GT/s
Multiplier	no data	8
L1 cache	192 KB	128 KB
L2 cache	4096 KB	512 KB
L3 cache	0 KB	4 MB (shared)
Chip lithography	32 nm	32 nm
Die size	246 mm2	81+114 mm2
Maximum core temperature	74 °C	105 °C
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	1,178 million	382+177 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on A8-6600K and Core i7-620UM 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 (Uniprocessor)
Socket	FM2	BGA1288
Power consumption (TDP)	100 Watt	18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-6600K and Core i7-620UM. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
FMA	FMA4	+
AVX	AVX	-
PowerNow	+	-
PowerGating	+	-
VirusProtect	+	-
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	+
Hyper-Threading Technology	no data	+
Idle States	no data	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
PAE	no data	36 Bit
FDI	no data	+
Fast Memory Access	no data	+

Security technologies

A8-6600K and Core i7-620UM technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-6600K and Core i7-620UM are enumerated here.

AMD-V	+	-
VT-d	no data	+
VT-x	no data	+
EPT	no data	+
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-6600K and Core i7-620UM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1866	DDR3-800
Maximum memory size	no data	8 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	12.799 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon HD 8570D	Intel® HD Graphics for Previous Generation Intel® Processors
Number of pipelines	256	no data
Clear Video	no data	+
Clear Video HD	no data	+
Enduro	+	-
Switchable graphics	+	-
UVD	+	-
VCE	+	-
Graphics max frequency	no data	500 MHz

Graphics interfaces

Available interfaces and connections of A8-6600K and Core i7-620UM integrated GPUs.

Number of displays supported	no data	2
DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by A8-6600K and Core i7-620UM integrated GPUs, sometimes API versions are included.

DirectX

DirectX® 11

no data

Peripherals

Specifications and connection of peripherals supported by A8-6600K and Core i7-620UM.

PCIe version	2.0	2.0
PCI Express lanes	no data	16

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	1.90	0.69
Recency	1 June 2013	7 January 2010
Physical cores	4	2
Power consumption (TDP)	100 Watt	18 Watt

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Should you still have questions on choice between A8-6600K and Core i7-620UM, ask them in Comments section, and we shall answer.

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