A100 PCIe vs Radeon Sky 500

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Primary details

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

Place in the ranking398not rated
Place by popularitynot in top-100not in top-100
Power efficiency5.65no data
ArchitectureGCN 1.0 (2011−2020)Ampere (2020−2024)
GPU code namePitcairnGA100
Market segmentWorkstationWorkstation
Release date27 March 2013 (11 years ago)22 June 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 cores12806912
Core clock speed950 MHz1410 MHz
Number of transistors2,800 million54,200 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)150 Watt250 Watt
Texture fill rate76.00609.1
Floating-point processing power2.432 TFLOPS19.49 TFLOPS
ROPs32160
TMUs80432
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).

Bus supportPCIe 3.0no data
InterfacePCIe 3.0 x16PCIe 4.0 x16
Length242 mm267 mm
Width1-slot2-slot
Form factorfull height / full lengthno data
Supplementary power connectors1x 6-pin1x 8-pin

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 amount4 GB40 GB
Memory bus width256 Bit5120 Bit
Memory clock speed1200 MHz1215 MHz
Memory bandwidth154 GB/s1,555 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 Connectors1x DisplayPortNo outputs
DisplayPort count1no data
Dual-link DVI support+-

API compatibility

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

DirectX12 (11_1)12 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.0
Vulkan1.2.1311.2
CUDA-8.0

Pros & cons summary


Recency 27 March 2013 22 June 2020
Maximum RAM amount 4 GB 40 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 150 Watt 250 Watt

Sky 500 has 66.7% lower power consumption.

A100 PCIe, on the other hand, has an age advantage of 7 years, a 900% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between Radeon Sky 500 and A100 PCIe. 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 Sky 500
Radeon Sky 500
NVIDIA A100 PCIe
A100 PCIe

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


4.5 15 votes

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3.5 31 vote

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Questions & comments

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