AMD Radeon RX 480 vs NVIDIA GeForce RTX 3080 Mobile

GPU Specs Compare

Graphics Card

Release Date
Jun 2016
Jan 2021
Generation
Arctic Islands
GeForce 30 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16

Clock Speeds

Base Clock
1120 MHz
1110 MHz
Boost Clock
1266 MHz
1545 MHz
Memory Clock
2000 MHz
1750 MHz

Memory

Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
448.0GB/s

Render Config

Compute Units
36
-
Shading Units
2304
6144
TMUs
144
192
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
2 MB
4 MB
SM Count
-
48
Tensor Cores
-
192
RT Cores
-
48

Theoretical Performance

Pixel Rate
40.51 GPixel/s
148.3 GPixel/s
Texture Rate
182.3 GTexel/s
296.6 GTexel/s
FP16 (half)
5.834 TFLOPS
18.98 TFLOPS
FP32 (float)
5.834 TFLOPS
18.98 TFLOPS
FP64 (double)
364.6 GFLOPS
296.6 GFLOPS

Graphics Processor

GPU Name
Ellesmere
GA104
GPU Variant
Polaris 10 XT(215-0876184)
GA104-775-A1
Architecture
GCN 4.0
Ampere
Foundry
GlobalFoundries
Samsung
Process Size
14 nm
8 nm
Transistors
5.7 billion
17.4 billion
Die Size
232 mm²
392 mm²

Board Design

TDP
150W
115W
Suggested PSU
450 W
-
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin
None

Graphics Features

DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.7
6.6
CUDA
-
8.6