AMD Radeon RX 580X vs NVIDIA RTX PRO 4500 Blackwell Server
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Mar 2026
Generation
Polaris
Server Blackwell
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1257 MHz
1215 MHz
Boost Clock
1340 MHz
2415 MHz
Memory Clock
2000 MHz
1563 MHz
Memory
Memory Size
8GB
32GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
800.3GB/s
Render Config
Compute Units
36
—
Shading Units
2304
10496
TMUs
144
328
ROPs
32
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
2 MB
64 MB
SM Count
—
82
Tensor Cores
—
328
RT Cores
—
82
Theoretical Performance
Pixel Rate
42.88 GPixel/s
270.5 GPixel/s
Texture Rate
193.0 GTexel/s
792.1 GTexel/s
FP16 (half)
6.175 TFLOPS
50.70 TFLOPS
FP32 (float)
6.175 TFLOPS
50.70 TFLOPS
FP64 (double)
385.9 GFLOPS
792.1 GFLOPS
Graphics Processor
GPU Name
Polaris 20
GB203
GPU Variant
Polaris 20 XTX(215-0910038)
—
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
185W
165W
Suggested PSU
450 W
450 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
1x 16-pin
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
6.9
CUDA
—
12.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.