Arc A530M vs Radeon HD 6645G2

VS

Primary details

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

Place in the rankingnot rated305
Place by popularitynot in top-100not in top-100
Power efficiencyno data18.98
ArchitectureTerascale 2 (2009−2015)Generation 12.7 (2022−2023)
GPU code nameno dataDG2-256
Market segmentLaptopLaptop
Release date14 June 2011 (13 years ago)1 August 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 cores5601536
Core clock speedno data900 MHz
Boost clock speedno data1300 MHz
Number of transistorsno data11,500 million
Manufacturing process technology40 nm6 nm
Power consumption (TDP)no data65 Watt
Texture fill rateno data124.8
Floating-point processing powerno data3.994 TFLOPS
ROPsno data48
TMUsno data96
Tensor Coresno data192
Ray Tracing Coresno data12

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 4.0 x8

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 data1750 MHz
Memory bandwidthno data224.0 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 data6.6
OpenGLno data4.6
OpenCLno data3.0
Vulkan-1.3

Pros & cons summary


Recency 14 June 2011 1 August 2023
Chip lithography 40 nm 6 nm

Arc A530M has an age advantage of 12 years, and a 566.7% more advanced lithography process.

We couldn't decide between Radeon HD 6645G2 and Arc A530M. 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 6645G2
Radeon HD 6645G2
Intel Arc A530M
Arc A530M

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


No user ratings yet.

Rate Radeon HD 6645G2 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.8 194 votes

Rate Arc A530M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.