ATI FirePro V7900 SDI vs NVIDIA RTX PRO 4500 Blackwell Server
GPU · Specs Compare
Graphics Card
Release Date
May 2011
Mar 2026
Generation
FirePro
Server Blackwell
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1250 MHz
1563 MHz
Base Clock
—
1215 MHz
Boost Clock
—
2415 MHz
Memory
Memory Size
2GB
32GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
800.3GB/s
Render Config
Compute Units
20
—
Shading Units
1280
10496
TMUs
80
328
ROPs
32
112
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
64 MB
SM Count
—
82
Tensor Cores
—
328
RT Cores
—
82
Theoretical Performance
Pixel Rate
23.20 GPixel/s
270.5 GPixel/s
Texture Rate
58.00 GTexel/s
792.1 GTexel/s
FP32 (float)
1.856 TFLOPS
50.70 TFLOPS
FP64 (double)
464.0 GFLOPS
792.1 GFLOPS
FP16 (half)
—
50.70 TFLOPS
Graphics Processor
GPU Name
Cayman
GB203
GPU Variant
Cayman PRO GL
—
Architecture
TeraScale 3
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
40 nm
5 nm
Transistors
2.64 billion
45.6 billion
Die Size
389 mm²
378 mm²
Board Design
TDP
150W
165W
Suggested PSU
450 W
450 W
Outputs
4x SDI
No outputs
Power Connectors
1x 6-pin
1x 16-pin
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.4
Shader Model
5.0
6.9
CUDA
—
12.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.