Product Compare

NVIDIA GeForce RTX 3080 12 GB vs AMD Radeon Instinct MI6

GPU GPU
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