A100 SXM4 80 GB vs Radeon RX 6800 XT

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Primary details

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

Place in the ranking28not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation50.58no data
Power efficiency14.84no data
ArchitectureRDNA 2.0 (2020−2024)Ampere (2020−2024)
GPU code nameNavi 21GA100
Market segmentDesktopWorkstation
Release date28 October 2020 (4 years ago)16 November 2020 (4 years ago)
Launch price (MSRP)$649 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores46086912
Core clock speed1825 MHz1095 MHz
Boost clock speed2250 MHz1410 MHz
Number of transistors26,800 million54,200 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)300 Watt400 Watt
Texture fill rate648.0609.1
Floating-point processing power20.74 TFLOPS19.49 TFLOPS
ROPs128160
TMUs288432
Tensor Coresno data432
Ray Tracing Cores72no data

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 4.0 x16PCIe 4.0 x16
Length267 mmno data
Width2-slotIGP
Supplementary power connectors2x 8-pinNone

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 typeGDDR6HBM2e
Maximum RAM amount16 GB80 GB
Memory bus width256 Bit5120 Bit
Memory clock speed2000 MHz1593 MHz
Memory bandwidth512.0 GB/s2,039 GB/s
Shared memory--

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 HDMI, 2x DisplayPort, 1x USB Type-CNo outputs
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)N/A
Shader Model6.5N/A
OpenGL4.6N/A
OpenCL2.12.0
Vulkan1.2N/A
CUDA-8.0

Pros & cons summary


Maximum RAM amount 16 GB 80 GB
Power consumption (TDP) 300 Watt 400 Watt

RX 6800 XT has 33.3% lower power consumption.

A100 SXM4 80 GB, on the other hand, has a 400% higher maximum VRAM amount.

We couldn't decide between Radeon RX 6800 XT and A100 SXM4 80 GB. We've got no test results to judge.

Be aware that Radeon RX 6800 XT is a desktop card while A100 SXM4 80 GB is a workstation 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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AMD Radeon RX 6800 XT
Radeon RX 6800 XT
NVIDIA A100 SXM4 80 GB
A100 SXM4 80 GB

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Community ratings

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4.3 3538 votes

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2.3 58 votes

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Questions & comments

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