NVIDIA GeForce RTX 3080 Ti 20 GB vs AMD Radeon Pro Duo
GPU · Specs Compare
Graphics Card
Release Date
Jun 2025
Apr 2016
Generation
Navi IV
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1700 MHz
—
Boost Clock
3130 MHz
—
Memory Clock
2518 MHz
500 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
HBM
Memory Bus
128bit
4096bit
Bandwidth
322.3GB/s
512.0GB/s
Render Config
SM Count
80
—
Compute Units
32
64
Shading Units
2048
4096
TMUs
128
256
ROPs
64
64
Tensor Cores
320
—
RT Cores
32
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
2 MB
L3 Cache
32 MB
—
Theoretical Performance
Pixel Rate
200.3 GPixel/s
64.00 GPixel/s
Texture Rate
400.6 GTexel/s
256.0 GTexel/s
FP16 (half)
51.28 TFLOPS
8.192 TFLOPS
FP32 (float)
25.64 TFLOPS
8.192 TFLOPS
FP64 (double)
801.3 GFLOPS
512.0 GFLOPS
Graphics Processor
GPU Name
Navi 44
Capsaicin
GPU Variant
Navi 44 XT(215-176400102)
Capsaicin XT
Architecture
RDNA 4.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
29.7 billion
8.9 billion
Die Size
199 mm²
596 mm²
Board Design
TDP
150W
350W
Suggested PSU
450 W
750 W
Outputs
1x HDMI 2.1b2x DisplayPort 2.1a
1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors
1x 8-pin
3x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.0
Vulkan
1.3
1.2
CUDA
8.6
—
Shader Model
6.8
6.0
Benchmark
Blender
5,956
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.