AMD Radeon HD 8970 OEM vs NVIDIA RTX PRO 4000 Blackwell
GPU · Specs Compare
Graphics Card
Release Date
Jan 2013
Mar 2025
Generation
Sea Islands
Blackwell PRO W
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1375 MHz
1750 MHz
Base Clock
—
1230 MHz
Boost Clock
—
2055 MHz
Memory
Memory Size
3GB
24GB
Memory Type
GDDR5
GDDR7
Memory Bus
384bit
192bit
Bandwidth
264.0GB/s
672.0GB/s
Render Config
Compute Units
32
—
Shading Units
2048
8960
TMUs
128
280
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
48 MB
SM Count
—
70
Tensor Cores
—
280
RT Cores
—
70
Theoretical Performance
Pixel Rate
29.60 GPixel/s
197.3 GPixel/s
Texture Rate
118.4 GTexel/s
575.4 GTexel/s
FP32 (float)
3.789 TFLOPS
36.83 TFLOPS
FP64 (double)
947.2 GFLOPS
575.4 GFLOPS
FP16 (half)
—
36.83 TFLOPS
Graphics Processor
GPU Name
Tahiti
GB203
GPU Variant
Tahiti XT(215-0821060)
—
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
250W
140W
Suggested PSU
600 W
300 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x DisplayPort 2.1b
Power Connectors
1x 6-pin + 1x 8-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
6.8
CUDA
—
12.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.