Radeon RX 6450M vs Quadro NVS 55 PCI

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureRankine (2003−2005)RDNA 2.0 (2020−2024)
GPU code nameNV34 B1Navi 24
Market segmentWorkstationLaptop
Release date31 May 2005 (19 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 coresno data768
Core clock speed250 MHz2000 MHz
Boost clock speedno data2460 MHz
Number of transistors45 million5,400 million
Manufacturing process technology150 nm6 nm
Power consumption (TDP)10 Watt50 Watt
Texture fill rate1.000118.1
Floating-point processing powerno data3.779 TFLOPS
ROPs232
TMUs448
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).

InterfacePCIPCIe 4.0 x4
Length168 mmno data
Width1-slotno data
Supplementary power connectorsNoneNone

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 amount64 MB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed200 MHz2000 MHz
Memory bandwidth3.2 GB/s128.0 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 DVI, 1x S-VideoPortable Device Dependent

API compatibility

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

DirectX9.0a12 Ultimate (12_2)
Shader Modelno data6.7
OpenGL1.5 (2.1)4.6
OpenCLN/A2.2
VulkanN/A1.3

Pros & cons summary


Recency 31 May 2005 4 January 2023
Maximum RAM amount 64 MB 4 GB
Chip lithography 150 nm 6 nm
Power consumption (TDP) 10 Watt 50 Watt

NVS 55 PCI has 400% lower power consumption.

RX 6450M, on the other hand, has an age advantage of 17 years, a 6300% higher maximum VRAM amount, and a 2400% more advanced lithography process.

We couldn't decide between Quadro NVS 55 PCI and Radeon RX 6450M. We've got no test results to judge.

Be aware that Quadro NVS 55 PCI is a workstation card while Radeon RX 6450M 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 Quadro NVS 55 PCI
Quadro NVS 55 PCI
AMD Radeon RX 6450M
Radeon RX 6450M

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Community ratings

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