NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon HD 6970
GPU · Specs Compare
Graphics Card
Release Date
Jan 2021
Dec 2010
Generation
GeForce 30 Mobile
Northern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1110 MHz
—
Boost Clock
1545 MHz
—
Memory Clock
1750 MHz
1375 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
176.0GB/s
Render Config
SM Count
48
—
Shading Units
6144
1536
TMUs
192
96
ROPs
96
32
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
128 KB (per SM)
8 KB (per CU)
L2 Cache
4 MB
512 KB
Compute Units
—
24
Theoretical Performance
Pixel Rate
148.3 GPixel/s
28.16 GPixel/s
Texture Rate
296.6 GTexel/s
84.48 GTexel/s
FP16 (half)
18.98 TFLOPS
—
FP32 (float)
18.98 TFLOPS
2.703 TFLOPS
FP64 (double)
296.6 GFLOPS
675.8 GFLOPS
Graphics Processor
GPU Name
GA104
Cayman
GPU Variant
GA104-775-A1
Cayman XT(215-0807007)
Architecture
Ampere
TeraScale 3
Foundry
Samsung
TSMC
Process Size
8 nm
40 nm
Transistors
17.4 billion
2.64 billion
Die Size
392 mm²
389 mm²
Board Design
TDP
115W
250W
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
—
600 W
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.3
N/A
CUDA
8.6
—
Shader Model
6.8
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.