AMD Radeon HD 6950 vs NVIDIA GeForce RTX 3080 Mobile
GPU Specs Compare
Graphics Card
Release Date
Dec 2010
Jan 2021
Generation
Northern Islands
GeForce 30 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
1750 MHz
Base Clock
-
1110 MHz
Boost Clock
-
1545 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
448.0GB/s
Render Config
Compute Units
22
-
Shading Units
1408
6144
TMUs
88
192
ROPs
32
96
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
4 MB
SM Count
-
48
Tensor Cores
-
192
RT Cores
-
48
Theoretical Performance
Pixel Rate
25.60 GPixel/s
148.3 GPixel/s
Texture Rate
70.40 GTexel/s
296.6 GTexel/s
FP32 (float)
2.253 TFLOPS
18.98 TFLOPS
FP64 (double)
563.2 GFLOPS
296.6 GFLOPS
FP16 (half)
-
18.98 TFLOPS
Graphics Processor
GPU Name
Cayman
GA104
GPU Variant
Cayman PRO(215-0807019)
GA104-775-A1
Architecture
TeraScale 3
Ampere
Foundry
TSMC
Samsung
Process Size
40 nm
8 nm
Transistors
2.64 billion
17.4 billion
Die Size
389 mm²
392 mm²
Board Design
TDP
200W
115W
Suggested PSU
550 W
-
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.6
CUDA
-
8.6