AMD Radeon HD 7950 Mac Edition vs NVIDIA RTX PRO 4500 Blackwell Workstation
GPU Specs Compare
Graphics Card
Release Date
Mar 2013
Mar 2025
Generation
Southern Islands
Blackwell PRO W
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1250 MHz
1750 MHz
Base Clock
-
1635 MHz
Boost Clock
-
2407 MHz
Memory
Memory Size
3GB
32GB
Memory Type
GDDR5
GDDR7
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
896.0GB/s
Render Config
Compute Units
28
-
Shading Units
1792
10496
TMUs
112
328
ROPs
32
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
64 MB
SM Count
-
82
Tensor Cores
-
328
RT Cores
-
82
Theoretical Performance
Pixel Rate
25.60 GPixel/s
269.6 GPixel/s
Texture Rate
89.60 GTexel/s
789.5 GTexel/s
FP32 (float)
2.867 TFLOPS
50.53 TFLOPS
FP64 (double)
716.8 GFLOPS
789.5 GFLOPS
FP16 (half)
-
50.53 TFLOPS
Graphics Processor
GPU Name
Tahiti
GB203
GPU Variant
Tahiti PRO(215-0821056)
-
Architecture
GCN 1.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
45.6 billion
Die Size
352 mm²
378 mm²
Board Design
TDP
200W
200W
Suggested PSU
550 W
550 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x DisplayPort 2.1b
Power Connectors
2x 6-pin
1x 16-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.4
Shader Model
5.1
6.9
CUDA
-
12.0