NVIDIA GeForce RTX 3080 Max Q vs AMD Radeon RX 580X
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Apr 2018
Generation
GeForce 30 Mobile
Polaris
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
780 MHz
1257 MHz
Boost Clock
1245 MHz
1340 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
384.0GB/s
256.0GB/s
Render Config
SM Count
48
-
Shading Units
6144
2304
TMUs
192
144
ROPs
96
32
Tensor Cores
192
-
RT Cores
48
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
2 MB
Compute Units
-
36
Theoretical Performance
Pixel Rate
119.5 GPixel/s
42.88 GPixel/s
Texture Rate
239.0 GTexel/s
193.0 GTexel/s
FP16 (half)
15.30 TFLOPS
6.175 TFLOPS
FP32 (float)
15.30 TFLOPS
6.175 TFLOPS
FP64 (double)
239.0 GFLOPS
385.9 GFLOPS
Graphics Processor
GPU Name
GA104
Polaris 20
GPU Variant
GA104-775-A1
Polaris 20 XTX(215-0910038)
Architecture
Ampere
GCN 4.0
Foundry
Samsung
GlobalFoundries
Process Size
8 nm
14 nm
Transistors
17.4 billion
5.7 billion
Die Size
392 mm²
232 mm²
Board Design
TDP
80W
185W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
-
450 W
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
6.6
6.4