NVIDIA RTX PRO 4000 Blackwell vs AMD Radeon R9 270
GPU Specs Compare
Graphics Card
Release Date
Mar 2025
Nov 2013
Generation
Blackwell PRO W
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1230 MHz
900 MHz
Boost Clock
2055 MHz
925 MHz
Memory Clock
1750 MHz
1400 MHz
Memory
Memory Size
24GB
2GB
Memory Type
GDDR7
GDDR5
Memory Bus
192bit
256bit
Bandwidth
672.0GB/s
179.2GB/s
Render Config
SM Count
70
-
Shading Units
8960
1280
TMUs
280
80
ROPs
96
32
Tensor Cores
280
-
RT Cores
70
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
48 MB
512 KB
Compute Units
-
20
Theoretical Performance
Pixel Rate
197.3 GPixel/s
29.60 GPixel/s
Texture Rate
575.4 GTexel/s
74.00 GTexel/s
FP16 (half)
36.83 TFLOPS
-
FP32 (float)
36.83 TFLOPS
2.368 TFLOPS
FP64 (double)
575.4 GFLOPS
148.0 GFLOPS
Graphics Processor
GPU Name
GB203
Curacao
Architecture
Blackwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.6 billion
2.8 billion
Die Size
378 mm²
212 mm²
GPU Variant
-
Curacao PRO(215-0848000)
Board Design
TDP
140W
150W
Suggested PSU
300 W
450 W
Outputs
4x DisplayPort 2.1b
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 16-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.4
1.2
CUDA
12.0
-
Shader Model
6.8
5.1
📊 Benchmark
3DMark Time Spy
-
1,603