GeForce GTX 1650 Mobile Refresh vs Radeon HD 6640G2

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTerascale 2 (2009−2015)Turing (2018−2022)
GPU code nameno dataTU117B
Market segmentLaptopLaptop
Release date14 June 2011 (13 years ago)15 April 2020 (4 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores5601024
Core clock speedno data1380 MHz
Boost clock speedno data1515 MHz
Number of transistorsno data4,700 million
Manufacturing process technology40 nm12 nm
Power consumption (TDP)no data50 Watt
Texture fill rateno data96.96
Floating-point processing powerno data3.103 TFLOPS
ROPsno data32
TMUsno data64

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizemedium sizedno data
Interfaceno dataPCIe 3.0 x16

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeno dataGDDR6
Maximum RAM amountno data4 GB
Memory bus widthno data128 Bit
Memory clock speedno data1500 MHz
Memory bandwidthno data192.0 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectorsno dataNo outputs

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX1112 (12_1)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.2.140
CUDA-7.5

Pros & cons summary


Recency 14 June 2011 15 April 2020
Chip lithography 40 nm 12 nm

GTX 1650 Mobile Refresh has an age advantage of 8 years, and a 233.3% more advanced lithography process.

We couldn't decide between Radeon HD 6640G2 and GeForce GTX 1650 Mobile Refresh. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon HD 6640G2
Radeon HD 6640G2
NVIDIA GeForce GTX 1650 Mobile Refresh
GeForce GTX 1650 Mobile Refresh

Comparisons with similar GPUs

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Community ratings

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2 4 votes

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3.9 138 votes

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Questions & comments

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