NVIDIA GeForce RTX 3080 12 GB vs NVIDIA GeForce RTX 3080 Max Q
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Jan 2021
Generation
GeForce 30
GeForce 30 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1260 MHz
780 MHz
Boost Clock
1710 MHz
1245 MHz
Memory Clock
1188 MHz
1500 MHz
Memory
Memory Size
12GB
8GB
Memory Type
GDDR6X
GDDR6
Memory Bus
384bit
256bit
Bandwidth
912.4GB/s
384.0GB/s
Render Config
SM Count
70
48
Shading Units
8960
6144
TMUs
280
192
ROPs
96
96
Tensor Cores
280
192
RT Cores
70
48
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
4 MB
Theoretical Performance
Pixel Rate
164.2 GPixel/s
119.5 GPixel/s
Texture Rate
478.8 GTexel/s
239.0 GTexel/s
FP16 (half)
30.64 TFLOPS
15.30 TFLOPS
FP32 (float)
30.64 TFLOPS
15.30 TFLOPS
FP64 (double)
478.8 GFLOPS
239.0 GFLOPS
Graphics Processor
GPU Name
GA102
GA104
GPU Variant
GA102-220-A1
GA104-775-A1
Architecture
Ampere
Ampere
Foundry
Samsung
Samsung
Process Size
8 nm
8 nm
Transistors
28.3 billion
17.4 billion
Die Size
628 mm²
392 mm²
Board Design
TDP
350W
80W
Suggested PSU
750 W
-
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 12-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.6
8.6
Shader Model
6.8
6.6