Arc 7 A780 vs Radeon 660M

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Primary details

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

Place in the ranking331not rated
Place by popularitynot in top-100not in top-100
Power efficiency27.93no data
ArchitectureRDNA 2.0 (2020−2024)Generation 12.7 (2022−2023)
GPU code nameRembrandt+DG2-512
Market segmentLaptopDesktop
Release date3 January 2023 (1 year ago)2022 (2 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 cores3844096
Core clock speed1500 MHzno data
Boost clock speed1900 MHz2200 MHz
Number of transistors13,100 million21,700 million
Manufacturing process technology6 nm6 nm
Power consumption (TDP)40 Watt200 Watt
Texture fill rate45.60563.2
Floating-point processing power1.459 TFLOPS18.02 TFLOPS
ROPs16128
TMUs24256
Ray Tracing Cores6no data

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).

InterfacePCIe 4.0 x8PCIe 4.0 x16
Widthno data2-slot
Supplementary power connectorsNone2x 8-pin

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 typeSystem SharedGDDR6X
Maximum RAM amountSystem Shared16 GB
Memory bus widthSystem Shared256 Bit
Memory clock speedSystem Shared17.5 GB/s
Memory bandwidthno data559.6 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 ConnectorsPortable Device Dependent1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.76.6
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.31.3

Pros & cons summary


Power consumption (TDP) 40 Watt 200 Watt

Radeon 660M has 400% lower power consumption.

We couldn't decide between Radeon 660M and Arc 7 A780. We've got no test results to judge.

Be aware that Radeon 660M is a notebook card while Arc 7 A780 is a desktop one.


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 660M
Radeon 660M
Intel Arc 7 A780
Arc 7 A780

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

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3.6 324 votes

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3.8 30 votes

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Questions & comments

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