AMD Radeon R7 265X OEM vs NVIDIA RTX PRO 4000 Blackwell SFF
GPU · Specs Compare
Graphics Card
Release Date
Aug 2014
Aug 2025
Generation
Volcanic Islands
Blackwell PRO W
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x8
Clock Speeds
Base Clock
900 MHz
577 MHz
Boost Clock
925 MHz
1432 MHz
Memory Clock
1400 MHz
1125 MHz
Memory
Memory Size
2GB
24GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
192bit
Bandwidth
179.2GB/s
432.0GB/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
29.60 GPixel/s
137.5 GPixel/s
Texture Rate
74.00 GTexel/s
401.0 GTexel/s
FP32 (float)
2.368 TFLOPS
25.66 TFLOPS
FP64 (double)
148.0 GFLOPS
401.0 GFLOPS
FP16 (half)
—
25.66 TFLOPS
Graphics Processor
GPU Name
Curacao
GB203
GPU Variant
Curacao PRO(215-0848000)
—
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
150W
70W
Suggested PSU
450 W
250 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
4x mini-DisplayPort 2.1b
Power Connectors
1x 6-pin
None
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.