GeForce RTX 4050 Mobile vs Riva 128

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Primary details

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

Place in the rankingnot rated123
Place by popularitynot in top-10045
Power efficiencyno data52.07
Architectureno dataAda Lovelace (2022−2024)
GPU code nameNV3AD107
Market segmentDesktopLaptop
Release date1 April 1997 (27 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 coresno data2560
Core clock speed100 MHz1455 MHz
Boost clock speedno data1755 MHz
Number of transistors4 millionno data
Manufacturing process technology350 nm4 nm
Power consumption (TDP)4 Watt50 Watt
Texture fill rate0.1140.4
Floating-point processing powerno data8.986 TFLOPS
ROPs132
TMUs180
Tensor Coresno data80
Ray Tracing Coresno data20

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 datalarge
InterfaceAGP 2xPCIe 4.0 x16
Width1-slotno data
Supplementary power connectorsNoneno data

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 typeSDRGDDR6
Maximum RAM amount4 MB6 GB
Memory bus width128 Bit96 Bit
Memory clock speed100 MHz16000 GB/s
Memory bandwidth1.6 GB/s192.0 GB/s
Shared memoryno data-

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 VGA, 1x DB13W3Portable Device Dependent

API compatibility

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

DirectX5.012 Ultimate (12_2)
Shader Modelno data6.7
OpenGL1.04.6
OpenCLN/A3.0
VulkanN/A1.3
CUDA-8.9

Pros & cons summary


Recency 1 April 1997 3 January 2023
Maximum RAM amount 4 MB 6 GB
Chip lithography 350 nm 4 nm
Power consumption (TDP) 4 Watt 50 Watt

Riva 128 has 1150% lower power consumption.

RTX 4050 Mobile, on the other hand, has an age advantage of 25 years, a 153500% higher maximum VRAM amount, and a 8650% more advanced lithography process.

We couldn't decide between Riva 128 and GeForce RTX 4050 Mobile. We've got no test results to judge.

Be aware that Riva 128 is a desktop card while GeForce RTX 4050 Mobile 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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NVIDIA Riva 128
Riva 128
NVIDIA GeForce RTX 4050 Mobile
GeForce RTX 4050 Mobile

Comparisons with similar GPUs

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Community ratings

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


3.7 39 votes

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4.2 2644 votes

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Questions & comments

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