GeForce RTX 4090 D vs Radeon Instinct MI300X

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Primary details

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

Place in the rankingnot rated2
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data17.27
Power efficiencyno data14.79
ArchitectureCDNA 3.0 (2023−2024)Ada Lovelace (2022−2024)
GPU code nameAqua VanjaramAD102
Market segmentWorkstationDesktop
Release date6 December 2023 (1 year ago)28 December 2023 (less than a year ago)
Launch price (MSRP)no data$1,599

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores1945614592
Core clock speed1000 MHz2280 MHz
Boost clock speed2100 MHz2520 MHz
Number of transistors153,000 million76,300 million
Manufacturing process technology5 nm5 nm
Power consumption (TDP)750 Watt425 Watt
Texture fill rate2,5541,149
Floating-point processing power81.72 TFLOPS73.54 TFLOPS
ROPsno data176
TMUs1216456
Tensor Cores1216456
Ray Tracing Coresno data114

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 5.0 x16PCIe 4.0 x16
Lengthno data304 mm
WidthOAM Module3-slot
Supplementary power connectorsNone1x 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 typeHBM3GDDR6X
Maximum RAM amount192 GB24 GB
Memory bus width8192 Bit384 Bit
Memory clock speed2525 MHz1313 MHz
Memory bandwidth5,171 GB/s1,008 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 ConnectorsNo outputs1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectXN/A12 Ultimate (12_2)
Shader ModelN/A6.7
OpenGLN/A4.6
OpenCL3.03.0
VulkanN/A1.3
CUDA-8.9

Pros & cons summary


Maximum RAM amount 192 GB 24 GB
Power consumption (TDP) 750 Watt 425 Watt

Instinct MI300X has a 700% higher maximum VRAM amount.

RTX 4090 D, on the other hand, has 76.5% lower power consumption.

We couldn't decide between Radeon Instinct MI300X and GeForce RTX 4090 D. We've got no test results to judge.

Be aware that Radeon Instinct MI300X is a workstation graphics card while GeForce RTX 4090 D is a desktop 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 Instinct MI300X
Radeon Instinct MI300X
NVIDIA GeForce RTX 4090 D
GeForce RTX 4090 D

Comparisons with similar GPUs

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Community ratings

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3.5 59 votes

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3.1 91 vote

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Questions & comments

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