GeForce RTX 4060 Mobile 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 rated74
Place by popularitynot in top-10052
Power efficiencyno data27.24
ArchitectureTerascale 2 (2009−2015)Ada Lovelace (2022−2024)
GPU code nameno dataAD107
Market segmentLaptopLaptop
Release date14 June 2011 (13 years ago)3 January 2023 (1 year 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 cores5603072
Core clock speedno data1545 MHz
Boost clock speedno data1890 MHz
Manufacturing process technology40 nm4 nm
Power consumption (TDP)no data115 Watt
Texture fill rateno data181.4
Floating-point processing powerno data11.61 TFLOPS
ROPsno data32
TMUsno data96
Tensor Coresno data96
Ray Tracing Coresno data24

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 sizedlarge
Interfaceno dataPCIe 4.0 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 data8 GB
Memory bus widthno data128 Bit
Memory clock speedno data2000 MHz
Memory bandwidthno data256.0 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 dataPortable Device Dependent

API compatibility

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

DirectX1112 Ultimate (12_2)
Shader Modelno data6.7
OpenGLno data4.6
OpenCLno data3.0
Vulkan-1.3
CUDA-8.9

Pros & cons summary


Recency 14 June 2011 3 January 2023
Chip lithography 40 nm 4 nm

RTX 4060 Mobile has an age advantage of 11 years, and a 900% more advanced lithography process.

We couldn't decide between Radeon HD 6645G2 and GeForce RTX 4060 Mobile. 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 4060 Mobile
GeForce RTX 4060 Mobile

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Community ratings

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