RTX 4000 Ada Generation vs Radeon RX 7990 XTX

VS

Primary details

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

Place in the rankingnot rated29
Place by popularitynot in top-100not in top-100
Power efficiencyno data33.63
ArchitectureRDNA 3.0 (2022−2024)Ada Lovelace (2022−2024)
GPU code nameNavi 31AD104
Market segmentDesktopWorkstation
Release date2023 (1 year ago)9 August 2023 (1 year 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 cores61446144
Core clock speed2500 MHz1500 MHz
Boost clock speed3599 MHz2175 MHz
Number of transistors57,700 million35,800 million
Manufacturing process technology5 nm5 nm
Power consumption (TDP)405 Watt130 Watt
Texture fill rate1,382417.6
Floating-point processing power88.45 TFLOPS26.73 TFLOPS
ROPs19280
TMUs384192
Tensor Coresno data192
Ray Tracing Cores9648

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 x16
Length287 mm245 mm
Width3-slot1-slot
Supplementary power connectors3x 8-pin1x 16-pin

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 GB20 GB
Memory bus width384 Bit160 Bit
Memory clock speed3000 MHz2250 MHz
Memory bandwidth1.15 TB/s360.0 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-C4x DisplayPort 1.4a
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 Model6.76.8
OpenGL4.64.6
OpenCL2.23.0
Vulkan1.31.3
CUDA-8.9

Pros & cons summary


Maximum RAM amount 24 GB 20 GB
Power consumption (TDP) 405 Watt 130 Watt

RX 7990 XTX has a 20% higher maximum VRAM amount.

RTX 4000 Ada Generation, on the other hand, has 211.5% lower power consumption.

We couldn't decide between Radeon RX 7990 XTX and RTX 4000 Ada Generation. We've got no test results to judge.

Be aware that Radeon RX 7990 XTX is a desktop card while RTX 4000 Ada Generation 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 RX 7990 XTX
Radeon RX 7990 XTX
NVIDIA RTX 4000 Ada Generation
RTX 4000 Ada Generation

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.


4.2 404 votes

Rate Radeon RX 7990 XTX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.7 42 votes

Rate RTX 4000 Ada Generation 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.