GeForce RTX 2060 Mobile Refresh vs Radeon HD 6645G2

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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 dataTU106B
Market segmentLaptopLaptop
Release date14 June 2011 (13 years ago)29 January 2019 (5 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 cores5601920
Core clock speedno data1005 MHz
Boost clock speedno data1560 MHz
Number of transistorsno data10,800 million
Manufacturing process technology40 nm12 nm
Power consumption (TDP)no data65 Watt
Texture fill rateno data187.2
Floating-point processing powerno data5.99 TFLOPS
ROPsno data48
TMUsno data120
Tensor Coresno data240
Ray Tracing Coresno data30

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 data6 GB
Memory bus widthno data192 Bit
Memory clock speedno data1375 MHz
Memory bandwidthno data264.0 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 Ultimate (12_2)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.2
CUDA-7.5

Pros & cons summary


Recency 14 June 2011 29 January 2019
Chip lithography 40 nm 12 nm

RTX 2060 Mobile Refresh has an age advantage of 7 years, and a 233.3% more advanced lithography process.

We couldn't decide between Radeon HD 6645G2 and GeForce RTX 2060 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 6645G2
Radeon HD 6645G2
NVIDIA GeForce RTX 2060 Mobile Refresh
GeForce RTX 2060 Mobile Refresh

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Community ratings

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