GeForce MX450 25W vs Radeon HD 6630M Mac Edition

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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
ArchitectureTeraScale 2 (2009−2015)Turing (2018−2022)
GPU code nameWhistlerTU117
Market segmentLaptopLaptop
Release date4 January 2011 (14 years ago)15 August 2020 (4 years 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 cores480896
Core clock speed500 MHz720 MHz
Boost clock speedno data930 MHz
Number of transistors716 million4,700 million
Manufacturing process technology40 nm12 nm
Power consumption (TDP)26 Watt25 Watt
Texture fill rate12.0052.08
Floating-point processing power0.48 TFLOPS1.667 TFLOPS
ROPs832
TMUs2456

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 2.0 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 typeGDDR5GDDR6
Maximum RAM amount256 MB2 GB
Memory bus width64 Bit64 Bit
Memory clock speed600 MHz1250 MHz
Memory bandwidth19.2 GB/s80 GB/s

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsNo outputsNo outputs

API and SDK compatibility

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

DirectX11.2 (11_0)12 (12_1)
Shader Model5.06.5
OpenGL4.44.6
OpenCL1.21.2
VulkanN/A1.2
CUDA-7.5

Pros & cons summary


Recency 4 January 2011 15 August 2020
Maximum RAM amount 256 MB 2 GB
Chip lithography 40 nm 12 nm
Power consumption (TDP) 26 Watt 25 Watt

MX450 25W has an age advantage of 9 years, a 700% higher maximum VRAM amount, a 233.3% more advanced lithography process, and 4% lower power consumption.

We couldn't decide between Radeon HD 6630M Mac Edition and GeForce MX450 25W. We've got no test results to judge.

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AMD Radeon HD 6630M Mac Edition
Radeon HD 6630M Mac Edition
NVIDIA GeForce MX450 25W
GeForce MX450 25W

Other comparisons

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Community ratings

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4.8 5 votes

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3.9 27 votes

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