NVIDIA RTX PRO 4000 Blackwell SFF vs NVIDIA GeForce GTX 780 6 GB
GPU Specs Compare
Graphics Card
Release Date
Aug 2025
Sep 2013
Generation
Blackwell PRO W
GeForce 700
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
577 MHz
863 MHz
Boost Clock
1432 MHz
902 MHz
Memory Clock
1125 MHz
1502 MHz
Memory
Memory Size
24GB
6GB
Memory Type
GDDR7
GDDR5
Memory Bus
192bit
384bit
Bandwidth
432.0GB/s
288.4GB/s
Render Config
SM Count
70
-
Shading Units
8960
2304
TMUs
280
192
ROPs
96
48
Tensor Cores
280
-
RT Cores
70
-
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
48 MB
1536 KB
Theoretical Performance
Pixel Rate
137.5 GPixel/s
43.30 GPixel/s
Texture Rate
401.0 GTexel/s
173.2 GTexel/s
FP16 (half)
25.66 TFLOPS
-
FP32 (float)
25.66 TFLOPS
4.156 TFLOPS
FP64 (double)
401.0 GFLOPS
173.2 GFLOPS
Graphics Processor
GPU Name
GB203
GK110B
Architecture
Blackwell 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.6 billion
7.08 billion
Die Size
378 mm²
561 mm²
GPU Variant
-
GK110-301-B1
Board Design
TDP
70W
250W
Suggested PSU
250 W
600 W
Outputs
4x mini-DisplayPort 2.1b
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.1
CUDA
12.0
3.5
Shader Model
6.8
5.1