AMD Radeon Instinct MI300X vs NVIDIA GeForce RTX 6090
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Jan 2027
Generation
Radeon Instinct
GeForce 60
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1000 MHz
2300 MHz
Boost Clock
2100 MHz
2700 MHz
Memory Clock
1300 MHz
1750 MHz
Memory
Memory Size
192GB
32GB
Memory Type
HBM3
GDDR7
Memory Bus
8192bit
512bit
Bandwidth
5.32TB/s
1.79TB/s
Render Config
Compute Units
304
—
Shading Units
19456
24576
TMUs
1216
768
ROPs
0
192
Tensor Cores
1216
768
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
16 MB
96 MB
L3 Cache
256 MB
—
SM Count
—
192
RT Cores
—
192
Theoretical Performance
Pixel Rate
0 MPixel/s
518.4 GPixel/s
Texture Rate
2553.6 GTexel/s
2073.6 GTexel/s
FP16 (half)
81.72 TFLOPS
132.7 TFLOPS
FP32 (float)
81.72 TFLOPS
132.7 TFLOPS
FP64 (double)
40.86 TFLOPS
2.074 TFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
GR202
Architecture
CDNA 3.0
Rubin
Foundry
TSMC
TSMC
Process Size
5 nm
3 nm
Transistors
153 billion
Unknown
Die Size
1017 mm²
Unknown
GPU Variant
—
GR202-300-A1
Board Design
TDP
750W
525W
Suggested PSU
1150 W
900 W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
None
1x 16-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
Shader Model
N/A
6.9
CUDA
—
12.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.