AMD Radeon Pro W6900X vs NVIDIA GeForce RTX 4080 16 GB
GPU · Specs Compare
Graphics Card
Release Date
Aug 2021
Sep 2022
Generation
Radeon Pro Mac
GeForce 40
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
2205 MHz
Boost Clock
2150 MHz
2505 MHz
Memory Clock
2000 MHz
1400 MHz
Memory
Memory Size
32GB
16GB
Memory Type
GDDR6
GDDR6X
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
716.8GB/s
Render Config
Compute Units
80
—
Shading Units
5120
9728
TMUs
320
304
ROPs
128
112
RT Cores
80
76
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
64 MB
L3 Cache
128 MB
—
SM Count
—
76
Tensor Cores
—
304
Theoretical Performance
Pixel Rate
275.2 GPixel/s
280.6 GPixel/s
Texture Rate
688.0 GTexel/s
761.5 GTexel/s
FP16 (half)
44.03 TFLOPS
48.74 TFLOPS
FP32 (float)
22.02 TFLOPS
48.74 TFLOPS
FP64 (double)
1376 GFLOPS
761.5 GFLOPS
Graphics Processor
GPU Name
Navi 21
AD103
GPU Variant
Navi 21 Pro-XTA
AD103-300-A1
Architecture
RDNA 2.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
7 nm
4 nm
Transistors
26.8 billion
45.9 billion
Die Size
520 mm²
379 mm²
Board Design
TDP
300W
320W
Suggested PSU
700 W
700 W
Outputs
1x HDMI 2.14x Thunderbolt
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 16-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.5
6.6
CUDA
—
8.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.