RTX A500 vs Radeon RX 7990 XTX

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Primary details

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

Place in the rankingnot rated310
Place by popularitynot in top-100not in top-100
Power efficiencyno data20.05
ArchitectureRDNA 3.0 (2022−2024)Ampere (2020−2024)
GPU code nameNavi 31GA107
Market segmentDesktopWorkstation
Release date2023 (1 year ago)10 November 2021 (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 cores61442048
Core clock speed2500 MHz1440 MHz
Boost clock speed3599 MHz1770 MHz
Number of transistors57,700 millionno data
Manufacturing process technology5 nm8 nm
Power consumption (TDP)405 Watt60 Watt
Texture fill rate1,382113.3
Floating-point processing power88.45 TFLOPS7.25 TFLOPS
ROPs19232
TMUs38464
Tensor Coresno data64
Ray Tracing Cores9616

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 x8
Length287 mmno data
Width3-slot1-slot
Supplementary power connectors3x 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 typeGDDR6GDDR6
Maximum RAM amount24 GB4 GB
Memory bus width384 Bit64 Bit
Memory clock speed3000 MHz1750 MHz
Memory bandwidth1.15 TB/s112.0 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 HDMI 2.1a, 2x DisplayPort 2.1, 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)12 Ultimate (12_2)
Shader Model6.76.7
OpenGL4.64.6
OpenCL2.23.0
Vulkan1.31.3
CUDA-8.6

Pros & cons summary


Maximum RAM amount 24 GB 4 GB
Chip lithography 5 nm 8 nm
Power consumption (TDP) 405 Watt 60 Watt

RX 7990 XTX has a 500% higher maximum VRAM amount, and a 60% more advanced lithography process.

RTX A500, on the other hand, has 575% lower power consumption.

We couldn't decide between Radeon RX 7990 XTX and RTX A500. We've got no test results to judge.

Be aware that Radeon RX 7990 XTX is a desktop card while RTX A500 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 7990 XTX
Radeon RX 7990 XTX
NVIDIA RTX A500
RTX A500

Comparisons with similar GPUs

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Community ratings

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4.2 403 votes

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3.5 138 votes

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Questions & comments

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