NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon Instinct MI6
GPU · Specs Compare
Graphics Card
Release Date
Jan 2021
Dec 2016
Generation
GeForce 30 Mobile
Radeon Instinct
Type
Mobile
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1110 MHz
1120 MHz
Boost Clock
1545 MHz
1233 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
224.0GB/s
Render Config
SM Count
48
—
Shading Units
6144
2304
TMUs
192
144
ROPs
96
32
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
2 MB
Compute Units
—
36
Theoretical Performance
Pixel Rate
148.3 GPixel/s
39.46 GPixel/s
Texture Rate
296.6 GTexel/s
177.6 GTexel/s
FP16 (half)
18.98 TFLOPS
5.682 TFLOPS
FP32 (float)
18.98 TFLOPS
5.682 TFLOPS
FP64 (double)
296.6 GFLOPS
355.1 GFLOPS
Graphics Processor
GPU Name
GA104
Ellesmere
GPU Variant
GA104-775-A1
Ellesmere XT
Architecture
Ampere
GCN 4.0
Foundry
Samsung
GlobalFoundries
Process Size
8 nm
14 nm
Transistors
17.4 billion
5.7 billion
Die Size
392 mm²
232 mm²
Board Design
TDP
115W
150W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
1x 6-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2
CUDA
8.6
—
Shader Model
6.8
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.