A40 PCIe vs Radeon Graphics 448SP

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
ArchitectureGCN 5.1 (2018−2022)Ampere (2020−2024)
GPU code nameRenoirGA102
Market segmentDesktopWorkstation
Release date6 January 2020 (4 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 cores44810752
Core clock speed400 MHz1305 MHz
Boost clock speed1900 MHz1755 MHz
Number of transistors9,800 million28,300 million
Manufacturing process technology7 nm8 nm
Power consumption (TDP)15 Watt300 Watt
Texture fill rate53.20589.7
Floating-point processing power1.702 TFLOPS37.74 TFLOPS
ROPs8112
TMUs28336
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
WidthIGP2-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

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 ConnectorsMotherboard Dependent3x DisplayPort

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.7 (6.4)6.5
OpenGL4.64.6
OpenCL2.12.0
Vulkan1.31.2
CUDA-8.6

Pros & cons summary


Recency 6 January 2020 5 October 2020
Chip lithography 7 nm 8 nm
Power consumption (TDP) 15 Watt 300 Watt

Graphics 448SP has a 14.3% more advanced lithography process, and 1900% lower power consumption.

A40 PCIe, on the other hand, has an age advantage of 8 months.

We couldn't decide between Radeon Graphics 448SP and A40 PCIe. We've got no test results to judge.

Be aware that Radeon Graphics 448SP is a desktop 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon Graphics 448SP
Radeon Graphics 448SP
NVIDIA A40 PCIe
A40 PCIe

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

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


3.3 65 votes

Rate Radeon Graphics 448SP on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.6 85 votes

Rate A40 PCIe on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.