Radeon RX 6550S vs GeForce Go 6400

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Primary details

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

Place in the ranking1470not rated
Place by popularitynot in top-100not in top-100
ArchitectureCurie (2003−2013)RDNA 2.0 (2020−2024)
GPU code nameNV44 A2Navi 24
Market segmentLaptopLaptop
Release date1 February 2006 (18 years ago)4 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 cores71024
Core clock speed400 MHz2000 MHz
Boost clock speed400 MHz2400 MHz
Number of transistors75 million5,400 million
Manufacturing process technology110 nm6 nm
Power consumption (TDP)no data50 Watt
Texture fill rate1.600153.6
Floating-point processing powerno data4.915 TFLOPS
ROPs232
TMUs464
Ray Tracing Coresno data16

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 sizeno datamedium sized
InterfacePCIe 1.0 x16PCIe 4.0 x4
Supplementary power connectorsno dataNone

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 typeDDRGDDR6
Maximum RAM amount32 MB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed350 MHz2000 MHz
Memory bandwidth5.6 GB/s128.0 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 outputsPortable Device Dependent

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.7
OpenGL2.14.6
OpenCLN/A2.2
VulkanN/A1.3

Pros & cons summary


Recency 1 February 2006 4 January 2023
Maximum RAM amount 32 MB 4 GB
Chip lithography 110 nm 6 nm

RX 6550S has an age advantage of 16 years, a 12700% higher maximum VRAM amount, and a 1733.3% more advanced lithography process.

We couldn't decide between GeForce Go 6400 and Radeon RX 6550S. 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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NVIDIA GeForce Go 6400
GeForce Go 6400
AMD Radeon RX 6550S
Radeon RX 6550S

Comparisons with similar GPUs

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Community ratings

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2.3 3 votes

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2.8 10 votes

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