AMD Radeon HD 8970M vs NVIDIA RTX PRO 4000 Blackwell
GPU Specs Compare
Graphics Card
Release Date
May 2013
Mar 2025
Generation
Solar System
Blackwell PRO W
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
850 MHz
1230 MHz
Boost Clock
900 MHz
2055 MHz
Memory Clock
1200 MHz
1750 MHz
Memory
Memory Size
4GB
24GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
192bit
Bandwidth
153.6GB/s
672.0GB/s
Render Config
Compute Units
20
-
Shading Units
1280
8960
TMUs
80
280
ROPs
32
96
L1 Cache
16 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
28.80 GPixel/s
197.3 GPixel/s
Texture Rate
72.00 GTexel/s
575.4 GTexel/s
FP32 (float)
2.304 TFLOPS
36.83 TFLOPS
FP64 (double)
144.0 GFLOPS
575.4 GFLOPS
FP16 (half)
-
36.83 TFLOPS
Graphics Processor
GPU Name
Neptune
GB203
GPU Variant
Neptune XT(216-0847000)
-
Architecture
GCN 1.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.8 billion
45.6 billion
Die Size
212 mm²
378 mm²
Board Design
TDP
100W
140W
Outputs
No outputs
4x DisplayPort 2.1b
Suggested PSU
-
300 W
Power Connectors
-
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
6.8
CUDA
-
12.0