NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon Pro W6800X Duo
GPU · Specs Compare
Graphics Card
Release Date
Jan 2021
Aug 2021
Generation
GeForce 30 Mobile
Radeon Pro Mac
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
Apple MPX
Clock Speeds
Base Clock
1110 MHz
1800 MHz
Boost Clock
1545 MHz
1967 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
16GB
32GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
512.0GB/s
Render Config
SM Count
48
—
Shading Units
6144
3840
TMUs
192
240
ROPs
96
96
Tensor Cores
192
—
RT Cores
48
60
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
4 MB
4 MB
Compute Units
—
60
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
148.3 GPixel/s
188.8 GPixel/s
Texture Rate
296.6 GTexel/s
472.1 GTexel/s
FP16 (half)
18.98 TFLOPS
30.21 TFLOPS
FP32 (float)
18.98 TFLOPS
15.11 TFLOPS
FP64 (double)
296.6 GFLOPS
944.2 GFLOPS
Graphics Processor
GPU Name
GA104
Navi 21
GPU Variant
GA104-775-A1
Navi 21 Pro-XLA
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
17.4 billion
26.8 billion
Die Size
392 mm²
520 mm²
Board Design
TDP
115W
400W
Outputs
Portable Device Dependent
1x HDMI 2.14x Thunderbolt
Power Connectors
None
None
Suggested PSU
—
800 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.6
—
Shader Model
6.8
6.7
Benchmark
Blender
—
1,422
▲ Specs Compare
Data sourced from official specifications and benchmark tests.