RTX A40 vs Radeon HD 6970M Crossfire

VS

Primary details

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

Place in the ranking475not rated
Place by popularitynot in top-100not in top-100
ArchitectureTerascale 2 (2009−2015)Ampere (2020−2024)
GPU code nameBlackcomb XTGA102
Market segmentLaptopWorkstation
Release date6 January 2011 (13 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 cores192010752
Core clock speed680 MHz1305 MHz
Boost clock speedno data1755 MHz
Number of transistors2x1700 Million28,300 million
Manufacturing process technology40 nm8 nm
Power consumption (TDP)no data300 Watt
Texture fill rateno data589.7
Floating-point processing powerno data37.74 TFLOPS
ROPsno data112
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).

Laptop sizelargeno data
Interfaceno dataPCIe 4.0 x16
Lengthno data267 mm
Widthno data2-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 typeGDDR5GDDR6
Maximum RAM amount2x2 GB48 GB
Memory bus width256 Bit384 Bit
Memory clock speed900 MHz1812 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 data3x DisplayPort

API compatibility

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

DirectX1112 Ultimate (12_2)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data2.0
Vulkan-1.2
CUDA-8.6

Pros & cons summary


Recency 6 January 2011 5 October 2020
Chip lithography 40 nm 8 nm

RTX A40 has an age advantage of 9 years, and a 400% more advanced lithography process.

We couldn't decide between Radeon HD 6970M Crossfire and RTX A40. We've got no test results to judge.

Be aware that Radeon HD 6970M Crossfire is a notebook 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.

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 HD 6970M Crossfire
Radeon HD 6970M Crossfire
NVIDIA RTX A40
RTX A40

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.


2.7 3 votes

Rate Radeon HD 6970M Crossfire on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
1.4 394 votes

Rate RTX A40 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.