NVIDIA RTX PRO 4500 Blackwell Server vs AMD Radeon Sky 500
GPU · Specs Compare
Graphics Card
Release Date
Mar 2026
Mar 2013
Generation
Server Blackwell
Radeon Sky
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1215 MHz
—
Boost Clock
2415 MHz
—
Memory Clock
1563 MHz
1200 MHz
Memory
Memory Size
32GB
4GB
Memory Type
GDDR7
GDDR5
Memory Bus
256bit
256bit
Bandwidth
800.3GB/s
153.6GB/s
Render Config
SM Count
82
—
Shading Units
10496
1280
TMUs
328
80
ROPs
112
32
Tensor Cores
328
—
RT Cores
82
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
270.5 GPixel/s
30.40 GPixel/s
Texture Rate
792.1 GTexel/s
76.00 GTexel/s
FP16 (half)
50.70 TFLOPS
—
FP32 (float)
50.70 TFLOPS
2.432 TFLOPS
FP64 (double)
792.1 GFLOPS
152.0 GFLOPS
Graphics Processor
GPU Name
GB203
Pitcairn
Architecture
Blackwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.6 billion
2.8 billion
Die Size
378 mm²
212 mm²
GPU Variant
—
Pitcairn XT GL(215-0828073)
Board Design
TDP
165W
150W
Suggested PSU
450 W
450 W
Outputs
No outputs
1x DisplayPort 1.2
Power Connectors
1x 16-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.4
1.2
CUDA
12.0
—
Shader Model
6.9
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.