AMD Instinct MI300A vs NVIDIA GeForce RTX 3080 Ti Mobile
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Jan 2022
Generation
Radeon Instinct
GeForce 30 Mobile
Type
Professional
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
810 MHz
Boost Clock
2100 MHz
1260 MHz
Memory Clock
1300 MHz
2000 MHz
Memory
Memory Size
128GB
16GB
Memory Type
HBM3
GDDR6
Memory Bus
8192bit
256bit
Bandwidth
5.32TB/s
512.0GB/s
Render Config
Compute Units
228
—
Shading Units
14592
7424
TMUs
912
232
ROPs
0
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
16 MB
4 MB
L3 Cache
256 MB
—
SM Count
—
58
Tensor Cores
—
232
RT Cores
—
58
Theoretical Performance
Pixel Rate
0 MPixel/s
121.0 GPixel/s
Texture Rate
1915.2 GTexel/s
292.3 GTexel/s
FP16 (half)
653.7 TFLOPS
18.71 TFLOPS
FP32 (float)
61.29 TFLOPS
18.71 TFLOPS
FP64 (double)
30.64 TFLOPS
292.3 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
GA103S
Architecture
CDNA 3.0
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
153 billion
Unknown
Die Size
1017 mm²
496 mm²
GPU Variant
—
GN20-E8-A1
Board Design
TDP
750W
115W
Suggested PSU
1150 W
—
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
Shader Model
N/A
6.5
CUDA
—
8.6
Benchmark
3DMark Time Spy
—
12,905
3DMark Time Spy Extreme
—
6,164
▲ Specs Compare
Data sourced from official specifications and benchmark tests.