Radeon RX 6900 XTX vs Quadro RTX A6000

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Primary details

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

Place in the ranking38not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation10.47no data
Power efficiency13.39no data
ArchitectureAmpere (2020−2024)RDNA 2.0 (2020−2024)
GPU code nameGA102Navi 21
Market segmentWorkstationDesktop
Release date5 October 2020 (4 years ago)28 October 2020 (4 years ago)
Launch price (MSRP)$4,649 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 cores107525120
Core clock speed1410 MHz2075 MHz
Boost clock speed1800 MHz2435 MHz
Number of transistors28,300 million26,800 million
Manufacturing process technology8 nm7 nm
Power consumption (TDP)300 Watt330 Watt
Texture fill rate604.8779.2
Floating-point processing power38.71 TFLOPS24.93 TFLOPS
ROPs112128
TMUs336320
Tensor Cores336no data
Ray Tracing Cores8480

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 mm267 mm
Width2-slot2-slot
Supplementary power connectors8-pin EPS2x 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 typeGDDR6GDDR6
Maximum RAM amount48 GB16 GB
Memory bus width384 Bit256 Bit
Memory clock speed2000 MHz2250 MHz
Memory bandwidth768.0 GB/s576.0 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 Connectors4x DisplayPort 1.4a1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C
HDMI-+

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.76.7
OpenGL4.64.6
OpenCL3.02.1
Vulkan1.31.3
CUDA8.6-

Pros & cons summary


Maximum RAM amount 48 GB 16 GB
Chip lithography 8 nm 7 nm
Power consumption (TDP) 300 Watt 330 Watt

RTX A6000 has a 200% higher maximum VRAM amount, and 10% lower power consumption.

RX 6900 XTX, on the other hand, has a 14.3% more advanced lithography process.

We couldn't decide between Quadro RTX A6000 and Radeon RX 6900 XTX. We've got no test results to judge.

Be aware that Quadro RTX A6000 is a workstation graphics card while Radeon RX 6900 XTX is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

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NVIDIA Quadro RTX A6000
Quadro RTX A6000
AMD Radeon RX 6900 XTX
Radeon RX 6900 XTX

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

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3.1 464 votes

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3.2 128 votes

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Questions & comments

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