AMD Radeon RX 580 Mobile vs NVIDIA RTX PRO 4000 Blackwell SFF
GPU · Specs Compare
Graphics Card
Release Date
Apr 2017
Aug 2025
Generation
Mobility Radeon
Blackwell PRO W
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 5.0 x8
Clock Speeds
Base Clock
1000 MHz
577 MHz
Boost Clock
1077 MHz
1432 MHz
Memory Clock
2000 MHz
1125 MHz
Memory
Memory Size
8GB
24GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
192bit
Bandwidth
256.0GB/s
432.0GB/s
Render Config
Compute Units
36
—
Shading Units
2304
8960
TMUs
144
280
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
2 MB
48 MB
SM Count
—
70
Tensor Cores
—
280
RT Cores
—
70
Theoretical Performance
Pixel Rate
34.46 GPixel/s
137.5 GPixel/s
Texture Rate
155.1 GTexel/s
401.0 GTexel/s
FP16 (half)
4.963 TFLOPS
25.66 TFLOPS
FP32 (float)
4.963 TFLOPS
25.66 TFLOPS
FP64 (double)
310.2 GFLOPS
401.0 GFLOPS
Graphics Processor
GPU Name
Polaris 20
GB203
GPU Variant
Polaris 20M XT
—
Architecture
GCN 4.0
Blackwell 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
5.7 billion
45.6 billion
Die Size
232 mm²
378 mm²
Board Design
TDP
100W
70W
Outputs
No outputs
4x mini-DisplayPort 2.1b
Power Connectors
None
None
Suggested PSU
—
250 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.4
Shader Model
6.4
6.8
CUDA
—
12.0
Benchmark
3DMark Time Spy
3,553
—
3DMark Time Spy Extreme
1,626
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.