RTX A40 vs ATI Graphics Ultra +

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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
Architectureno dataAmpere (2020−2024)
GPU code nameMach32GA102
Market segmentDesktopWorkstation
Release date1 January 1992 (32 years ago)5 October 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 coresno data10752
Core clock speed10 MHz1305 MHz
Boost clock speedno data1755 MHz
Number of transistorsno data28,300 million
Manufacturing process technology800 nm8 nm
Power consumption (TDP)no data300 Watt
Texture fill rateno data589.7
Floating-point processing powerno data37.74 TFLOPS
ROPs1112
TMUsno data336
Tensor Coresno data336
Ray Tracing Coresno data84

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).

InterfacePCIPCIe 4.0 x16
Lengthno data267 mm
Width1-slot2-slot
Supplementary power connectorsno data8-pin EPS

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 typeDRAMGDDR6
Maximum RAM amount1 MB48 GB
Memory bus width64 Bit384 Bit
Memory clock speed10 MHz1812 MHz
Memory bandwidth80.0 MB/s695.8 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 VGA3x DisplayPort

API compatibility

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

DirectXNone12 Ultimate (12_2)
Shader Modelno data6.5
OpenGLNone4.6
OpenCLNone2.0
Vulkan-1.2
CUDA-8.6

Pros & cons summary


Recency 1 January 1992 5 October 2020
Maximum RAM amount 1 MB 48 GB
Chip lithography 800 nm 8 nm

RTX A40 has an age advantage of 28 years, a 4915100% higher maximum VRAM amount, and a 9900% more advanced lithography process.

We couldn't decide between Graphics Ultra + and RTX A40. We've got no test results to judge.

Be aware that Graphics Ultra + is a desktop card while RTX A40 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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ATI Graphics Ultra +
Graphics Ultra +
NVIDIA RTX A40
RTX A40

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Community ratings

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