AMD Radeon Instinct MI300X vs NVIDIA GeForce RTX 5090 SE
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Jan 2026
Generation
Radeon Instinct
GeForce 50
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1000 MHz
1740 MHz
Boost Clock
2100 MHz
2377 MHz
Memory Clock
1300 MHz
1750 MHz
Memory
Memory Size
192GB
24GB
Memory Type
HBM3
GDDR7
Memory Bus
8192bit
384bit
Bandwidth
5.32TB/s
1.34TB/s
Render Config
Compute Units
304
-
Shading Units
19456
14080
TMUs
1216
440
ROPs
0
160
Tensor Cores
1216
440
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
16 MB
96 MB
L3 Cache
256 MB
-
SM Count
-
110
RT Cores
-
110
Theoretical Performance
Pixel Rate
0 MPixel/s
380.3 GPixel/s
Texture Rate
2553.6 GTexel/s
1045.9 GTexel/s
FP16 (half)
81.72 TFLOPS
66.94 TFLOPS
FP32 (float)
81.72 TFLOPS
66.94 TFLOPS
FP64 (double)
40.86 TFLOPS
1045.9 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
GB202
Architecture
CDNA 3.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
153 billion
92.2 billion
Die Size
1017 mm²
750 mm²
Board Design
TDP
750W
500W
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