Radeon RX 550X 640SP vs GeForce GT 330M

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Primary details

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

Place in performance ranking1177not rated
Place by popularitynot in top-100not in top-100
ArchitectureGT2xx (2009−2012)GCN 4.0 (2016−2020)
GPU code nameN11P-GE1Baffin
Market segmentLaptopDesktop
Release date10 January 2010 (14 years ago)11 April 2018 (6 years ago)
Current price$448 $99

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores48640
CUDA cores48no data
Core clock speed575 MHz1019 MHz
Boost clock speedno data1071 MHz
Number of transistors486 million3,000 million
Manufacturing process technology40 nm14 nm
Power consumption (TDP)23 Watt60 Watt
Texture fill rate9.20042.84
Floating-point performance121.44 gflops1,371 gflops
Gigaflops182no data

Form factor & compatibility

Information on GeForce GT 330M and Radeon RX 550X 640SP compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizemedium sizedno data
Bus supportPCI-E 2.0no data
InterfaceMXM-A (3.0)PCIe 3.0 x8
Lengthno data145 mm
Widthno data2-slot
Supplementary power connectorsNoneNone
SLI options+no 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 typeGDDR2, GDDR3, DDR3GDDR5
Maximum RAM amount1 GB2 GB
Memory bus width128 Bit128 Bit
Memory clock speedUp to 1066 (DDR3), Up to 800 (GDDR3) MHz6000 MHz
Memory bandwidth25.6 GB/s96 GB/s
Shared memory-no 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 ConnectorsHDMIDual Link DVISingle Link DVIVGADisplayPort1x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support+no data
HDMI++
Maximum VGA resolution2048x1536no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Power management8.0no data

API compatibility

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

DirectX11.1 (10_1)12 (12_0)
Shader Model4.16.4
OpenGL2.14.6
OpenCL1.12.0
VulkanN/A1.2.131
CUDA+no data

Pros & cons summary


Recency 10 January 2010 11 April 2018
Maximum RAM amount 1 GB 2 GB
Chip lithography 40 nm 14 nm
Power consumption (TDP) 23 Watt 60 Watt

We couldn't decide between GeForce GT 330M and Radeon RX 550X 640SP. We've got no test results to judge.

Be aware that GeForce GT 330M is a notebook card while Radeon RX 550X 640SP 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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NVIDIA GeForce GT 330M
GeForce GT 330M
AMD Radeon RX 550X 640SP
Radeon RX 550X 640SP

Comparisons with similar GPUs

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Community ratings

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3.2 109 votes

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Questions & comments

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