GeForce RTX 4080 SUPER 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 rated5
Place by popularitynot in top-10068
Cost-effectiveness evaluationno data38.25
Power efficiencyno data19.37
ArchitectureCDNA 3.0 (2023−2024)Ada Lovelace (2022−2024)
GPU code nameAqua VanjaramAD103
Market segmentWorkstationDesktop
Release date6 December 2023 (less than a year ago)8 January 2024 (less than a year ago)
Launch price (MSRP)no data$999

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 cores1945610240
Core clock speed1000 MHz2295 MHz
Boost clock speed2100 MHz2550 MHz
Number of transistors153,000 million45,900 million
Manufacturing process technology5 nm5 nm
Power consumption (TDP)750 Watt320 Watt
Texture fill rate2,554816.0
Floating-point processing power81.72 TFLOPS52.22 TFLOPS
ROPsno data112
TMUs1216320
Tensor Cores1216320
Ray Tracing Coresno data80

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 data310 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 GB16 GB
Memory bus width8192 Bit256 Bit
Memory clock speed2525 MHz1438 MHz
Memory bandwidth5,171 GB/s736.3 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 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/A6.8
OpenGLN/A4.6
OpenCL3.03.0
VulkanN/A1.3
CUDA-8.9

Pros & cons summary


Recency 6 December 2023 8 January 2024
Maximum RAM amount 192 GB 16 GB
Power consumption (TDP) 750 Watt 320 Watt

Instinct MI300X has a 1100% higher maximum VRAM amount.

RTX 4080 SUPER, on the other hand, has an age advantage of 1 month, and 134.4% lower power consumption.

We couldn't decide between Radeon Instinct MI300X and GeForce RTX 4080 SUPER. We've got no test results to judge.

Be aware that Radeon Instinct MI300X is a workstation graphics card while GeForce RTX 4080 SUPER 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 4080 SUPER
GeForce RTX 4080 SUPER

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Community ratings

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3.4 57 votes

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4.1 1805 votes

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Questions & comments

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