NVIDIA GeForce RTX 4080 SUPER vs AMD Radeon Instinct MI300A
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 SUPER and 192GB VRAM Radeon Instinct MI300A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 SUPER 's Advantages
Boost Clock has increased by 21% (2550MHz vs 2100MHz)
Lower TDP (320W vs 750W)
AMD Radeon Instinct MI300A 's Advantages
More VRAM (192GB vs 16GB)
Larger VRAM bandwidth (10.3TB/s vs 736.3GB/s)
9216 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 4080 SUPER
52.22 TFLOPS
Radeon Instinct MI300A
+56%
81.72 TFLOPS
Graphics Card
Jan 2024
Release Date
Dec 2023
GeForce 40
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
2295 MHz
Base Clock
1000 MHz
2550 MHz
Boost Clock
2100 MHz
1438 MHz
Memory Clock
2525 MHz
Memory
16GB
Memory Size
192GB
GDDR6X
Memory Type
HBM3
256bit
Memory Bus
8192bit
736.3GB/s
Bandwidth
10.3TB/s
Render Config
-
Compute Units
304
80
SM Count
-
10240
Shading Units
19456
320
TMUs
1216
112
ROPs
0
320
Tensor Cores
1216
80
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
64 MB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
285.6 GPixel/s
Pixel Rate
0 MPixel/s
816.0 GTexel/s
Texture Rate
2554 GTexel/s
52.22 TFLOPS
FP16 (half)
653.7 TFLOPS
52.22 TFLOPS
FP32 (float)
81.72 TFLOPS
816.0 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
320W
TDP
750W
700 W
Suggested PSU
1150 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
No outputs
1x 16-pin
Power Connectors
None
Graphics Processor
AD103
GPU Name
Aqua Vanjaram
AD103-400-A1
GPU Variant
-
Ada Lovelace
Architecture
CDNA 3.0
TSMC
Foundry
TSMC
5 nm
Process Size
5 nm
45.9 billion
Transistors
153 billion
379 mm²
Die Size
1017 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
N/A
4.6
OpenGL
N/A
3.0
OpenCL
3.0
1.3
Vulkan
N/A
8.9
CUDA
-
6.7
Shader Model
N/A
