Radeon 780M vs RX 5900

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Primary details

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

Place in the rankingnot rated302
Place by popularitynot in top-10049
Power efficiencyno data83.73
ArchitectureRDNA 2.0 (2020−2024)RDNA 3.0 (2022−2024)
GPU code nameNavi 21Phoenix
Market segmentDesktopLaptop
Release dateno data4 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 cores4096768
Core clock speedno data800 MHz
Boost clock speed1635 MHz2700 MHz
Number of transistors21,000 million25,390 million
Manufacturing process technology7 nm4 nm
Power consumption (TDP)300 Watt15 Watt
Texture fill rate418.6129.6
Floating-point processing power13.39 TFLOPS8.294 TFLOPS
ROPs9632
TMUs25648
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).

InterfacePCIe 4.0 x16PCIe 4.0 x8
Width2-slotno data
Supplementary power connectors2x 8-pinNone

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 typeGDDR6System Shared
Maximum RAM amount12 GBSystem Shared
Memory bus width384 BitSystem Shared
Memory clock speed14000 MHzSystem Shared
Memory bandwidth672.0 GB/sno data
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 Connectors1x HDMI, 3x DisplayPortPortable Device Dependent
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_1)12 Ultimate (12_2)
Shader Modelno data6.8
OpenGL4.64.6
OpenCLno data2.1
Vulkan-1.3

Pros & cons summary


Chip lithography 7 nm 4 nm
Power consumption (TDP) 300 Watt 15 Watt

Radeon 780M has a 75% more advanced lithography process, and 1900% lower power consumption.

We couldn't decide between Radeon RX 5900 and Radeon 780M. We've got no test results to judge.

Be aware that Radeon RX 5900 is a desktop card while Radeon 780M is a notebook 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 RX 5900
Radeon RX 5900
AMD Radeon 780M
Radeon 780M

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.


3.5 15 votes

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4.2 1547 votes

Rate Radeon 780M on a scale of 1 to 5:

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Questions & comments

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