ATI FirePro V7900 SDI vs NVIDIA RTX PRO 4000 Blackwell SFF
GPU Specs Compare
Graphics Card
Release Date
May 2011
Aug 2025
Generation
FirePro
Blackwell PRO W
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x8
Clock Speeds
Memory Clock
1250 MHz
1125 MHz
Base Clock
-
577 MHz
Boost Clock
-
1432 MHz
Memory
Memory Size
2GB
24GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
192bit
Bandwidth
160.0GB/s
432.0GB/s
Render Config
Compute Units
20
-
Shading Units
1280
8960
TMUs
80
280
ROPs
32
96
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
48 MB
SM Count
-
70
Tensor Cores
-
280
RT Cores
-
70
Theoretical Performance
Pixel Rate
23.20 GPixel/s
137.5 GPixel/s
Texture Rate
58.00 GTexel/s
401.0 GTexel/s
FP32 (float)
1.856 TFLOPS
25.66 TFLOPS
FP64 (double)
464.0 GFLOPS
401.0 GFLOPS
FP16 (half)
-
25.66 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
70W
Suggested PSU
450 W
250 W
Outputs
4x SDI
4x mini-DisplayPort 2.1b
Power Connectors
1x 6-pin
None
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
6.8
CUDA
-
12.0