A40 PCIe vs Radeon RX Vega 8 (Ryzen 2000/3000)

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Primary details

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

Place in the ranking660not rated
Place by popularity38not in top-100
Power efficiency20.63no data
ArchitectureVega (2017−2020)Ampere (2020−2024)
GPU code nameVega Raven RidgeGA102
Market segmentLaptopWorkstation
Release date26 October 2017 (7 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 cores51210752
Core clock speed300 MHz1305 MHz
Boost clock speed1200 MHz1755 MHz
Number of transistors9,800 million28,300 million
Manufacturing process technology14 nm8 nm
Power consumption (TDP)15 Watt300 Watt
Texture fill rate57.60589.7
Floating-point processing power1.843 TFLOPS37.74 TFLOPS
ROPs8112
TMUs32336
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).

InterfaceIGPPCIe 4.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsNone8-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 typeSystem SharedGDDR6
Maximum RAM amountSystem Shared48 GB
Memory bus widthSystem Shared384 Bit
Memory clock speedSystem Shared1812 MHz
Memory bandwidthno data695.8 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 ConnectorsNo outputs3x DisplayPort

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.5
OpenGL4.64.6
OpenCL2.12.0
Vulkan1.21.2
CUDA-8.6

Pros & cons summary


Recency 26 October 2017 5 October 2020
Chip lithography 14 nm 8 nm
Power consumption (TDP) 15 Watt 300 Watt

RX Vega 8 (Ryzen 2000/3000) has 1900% lower power consumption.

A40 PCIe, on the other hand, has an age advantage of 2 years, and a 75% more advanced lithography process.

We couldn't decide between Radeon RX Vega 8 (Ryzen 2000/3000) and A40 PCIe. We've got no test results to judge.

Be aware that Radeon RX Vega 8 (Ryzen 2000/3000) is a notebook card while A40 PCIe 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 Vega 8 (Ryzen 2000/3000)
Radeon RX Vega 8 (Ryzen 2000/3000)
NVIDIA A40 PCIe
A40 PCIe

Comparisons with similar GPUs

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Community ratings

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


3.5 1454 votes

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4.6 88 votes

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Questions & comments

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