i7-620UM vs A8-7650K

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Aggregate performance score

A8-7650K
2015
4 cores / 4 threads, 95 Watt
2.04
+187%

A8-7650K outperforms Core i7-620UM by a whopping 187% based on our aggregate benchmark results.

Primary details

Comparing A8-7650K and Core i7-620UM processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking19242705
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.25no data
Market segmentDesktop processorLaptop
SeriesAMD A-Series (Desktop)Intel Core i7
Power efficiency1.963.60
Architecture codenameKaveri (2014−2015)Arrandale (2010−2011)
Release date7 January 2015 (9 years ago)7 January 2010 (14 years ago)
Launch price (MSRP)$152$278

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A8-7650K 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 cores4 (Quad-Core)2 (Dual-core)
Threads44
Base clock speed3.3 GHz1.06 GHz
Boost clock speed3.8 GHz2.13 GHz
Bus typeno dataDMI 1.0
Bus rateno data1 × 2.5 GT/s
Multiplierno data8
L1 cache256 KB128 KB
L2 cache4096 KB512 KB
L3 cacheno data4 MB (shared)
Chip lithography28 nm32 nm
Die size245 mm281+114 mm2
Maximum core temperature72 °C105 °C
Number of transistors2,411 million382+177 Million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on A8-7650K 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 configuration11 (Uniprocessor)
SocketFM2+BGA1288
Power consumption (TDP)95 Watt18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-7650K and Core i7-620UM. You'll probably need this information if you require some particular technology.

Instruction set extensionsSSE1-4a, AVX, AES, FMA4, VTIntel® SSE4.1, Intel® SSE4.2
AES-NI++
FMA++
AVX+-
FRTC+-
FreeSync+-
DualGraphics+-
TrueAudio+-
PowerNow+-
PowerGating+-
Out-of-band client management+-
VirusProtect+-
HSA+-
vProno data+
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data+
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
PAEno data36 Bit
FDIno data+
Fast Memory Accessno data+

Security technologies

A8-7650K and Core i7-620UM technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-7650K and Core i7-620UM are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-7650K and Core i7-620UM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR3-800
Maximum memory sizeno data8 GB
Max memory channels22
Maximum memory bandwidthno data12.799 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon R7 GraphicsIntel® HD Graphics for Previous Generation Intel® Processors
iGPU core count6no data
Number of pipelines384no data
Clear Videono data+
Clear Video HDno data+
Enduro+-
Switchable graphics+-
UVD+-
VCE+-
Graphics max frequencyno data500 MHz

Graphics interfaces

Available interfaces and connections of A8-7650K and Core i7-620UM integrated GPUs.

Number of displays supportedno data2
DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A8-7650K and Core i7-620UM integrated GPUs, sometimes API versions are included.

DirectXDirectX® 12no data
Vulkan+-

Peripherals

Specifications and connection of peripherals supported by A8-7650K and Core i7-620UM.

PCIe version3.02.0
PCI Express lanes1616

Synthetic benchmark performance

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


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.

A8-7650K 2.04
+187%
i7-620UM 0.71

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

A8-7650K 3123
+186%
i7-620UM 1091

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

A8-7650K 2904
+37.6%
i7-620UM 2111

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

A8-7650K 9456
+136%
i7-620UM 4004

Gaming performance

Pros & cons summary


Performance score 2.04 0.71
Recency 7 January 2015 7 January 2010
Physical cores 4 2
Chip lithography 28 nm 32 nm
Power consumption (TDP) 95 Watt 18 Watt

A8-7650K has a 187.3% higher aggregate performance score, an age advantage of 5 years, 100% more physical cores, and a 14.3% more advanced lithography process.

i7-620UM, on the other hand, has 427.8% lower power consumption.

The A8-7650K is our recommended choice as it beats the Core i7-620UM in performance tests.

Note that A8-7650K is a desktop processor while Core i7-620UM is a notebook one.


Should you still have questions on choice between A8-7650K and Core i7-620UM, ask them in Comments section, and we shall answer.

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AMD A8-7650K
A8-7650K
Intel Core i7-620UM
Core i7-620UM

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Community ratings

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Questions & comments

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