A100 SXM4 80 GB vs Radeon HD 6630M Mac Edition

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)Ampere (2020−2024)
GPU code nameWhistlerGA100
Market segmentDesktopDesktop
Release date4 January 2011 (13 years ago)16 November 2020 (3 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 cores4806912
Core clock speed500 MHz1095 MHz
Boost clock speedno data1410 MHz
Number of transistors716 million54,200 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)26 Watt400 Watt
Texture fill rate12.00609.1
Floating-point processing power0.48 TFLOPS19.49 TFLOPS
ROPs8160
TMUs24432
Tensor Coresno data432

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 x16
Widthno dataIGP
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 typeGDDR5HBM2e
Maximum RAM amount256 MB80 GB
Memory bus width64 Bit5120 Bit
Memory clock speed600 MHz1593 MHz
Memory bandwidth19.2 GB/s2,039 GB/s

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 outputsNo outputs

API compatibility

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

DirectX11.2 (11_0)N/A
Shader Model5.0N/A
OpenGL4.4N/A
OpenCL1.22.0
VulkanN/AN/A
CUDA-8.0

Pros & cons summary


Recency 4 January 2011 16 November 2020
Maximum RAM amount 256 MB 80 GB
Chip lithography 40 nm 7 nm
Power consumption (TDP) 26 Watt 400 Watt

HD 6630M Mac Edition has 1438.5% lower power consumption.

A100 SXM4 80 GB, on the other hand, has an age advantage of 9 years, a 31900% higher maximum VRAM amount, and a 471.4% more advanced lithography process.

We couldn't decide between Radeon HD 6630M Mac Edition and A100 SXM4 80 GB. 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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AMD Radeon HD 6630M Mac Edition
Radeon HD 6630M Mac Edition
NVIDIA A100 SXM4 80 GB
A100 SXM4 80 GB

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Community ratings

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4.8 5 votes

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2.3 58 votes

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Questions & comments

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