NVIDIA GeForce RTX 3080 12 GB vs AMD Radeon Instinct MI6
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Dec 2016
Generation
GeForce 30
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1260 MHz
1120 MHz
Boost Clock
1710 MHz
1233 MHz
Memory Clock
1188 MHz
1750 MHz
Memory
Memory Size
12GB
8GB
Memory Type
GDDR6X
GDDR5
Memory Bus
384bit
256bit
Bandwidth
912.4GB/s
224.0GB/s
Render Config
SM Count
70
-
Shading Units
8960
2304
TMUs
280
144
ROPs
96
32
Tensor Cores
280
-
RT Cores
70
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
6 MB
2 MB
Compute Units
-
36
Theoretical Performance
Pixel Rate
164.2 GPixel/s
39.46 GPixel/s
Texture Rate
478.8 GTexel/s
177.6 GTexel/s
FP16 (half)
30.64 TFLOPS
5.682 TFLOPS
FP32 (float)
30.64 TFLOPS
5.682 TFLOPS
FP64 (double)
478.8 GFLOPS
355.1 GFLOPS
Graphics Processor
GPU Name
GA102
Ellesmere
GPU Variant
GA102-220-A1
Ellesmere XT
Architecture
Ampere
GCN 4.0
Foundry
Samsung
GlobalFoundries
Process Size
8 nm
14 nm
Transistors
28.3 billion
5.7 billion
Die Size
628 mm²
232 mm²
Board Design
TDP
350W
150W
Suggested PSU
750 W
450 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 12-pin
1x 6-pin
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