NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon R9 M295X
GPU · Specs Compare
Graphics Card
Release Date
Jan 2021
Nov 2014
Generation
GeForce 30 Mobile
Crystal System
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1110 MHz
—
Boost Clock
1545 MHz
—
Memory Clock
1750 MHz
1250 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
160.0GB/s
Render Config
SM Count
48
—
Shading Units
6144
2048
TMUs
192
128
ROPs
96
32
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
148.3 GPixel/s
23.14 GPixel/s
Texture Rate
296.6 GTexel/s
92.54 GTexel/s
FP16 (half)
18.98 TFLOPS
2.961 TFLOPS
FP32 (float)
18.98 TFLOPS
2.961 TFLOPS
FP64 (double)
296.6 GFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
GA104
Amethyst
GPU Variant
GA104-775-A1
Amethyst XT
Architecture
Ampere
GCN 3.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
5 billion
Die Size
392 mm²
366 mm²
Board Design
TDP
115W
250W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.6
—
Shader Model
6.6
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.