NVIDIA RTX PRO 4000 Blackwell SFF vs NVIDIA GeForce RTX 3080 Ti Mobile
GPU · Specs Compare
Graphics Card
Release Date
Aug 2025
Jan 2022
Generation
Blackwell PRO W
GeForce 30 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 5.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
577 MHz
810 MHz
Boost Clock
1432 MHz
1260 MHz
Memory Clock
1125 MHz
2000 MHz
Memory
Memory Size
24GB
16GB
Memory Type
GDDR7
GDDR6
Memory Bus
192bit
256bit
Bandwidth
432.0GB/s
512.0GB/s
Render Config
SM Count
70
58
Shading Units
8960
7424
TMUs
280
232
ROPs
96
96
Tensor Cores
280
232
RT Cores
70
58
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
48 MB
4 MB
Theoretical Performance
Pixel Rate
137.5 GPixel/s
121.0 GPixel/s
Texture Rate
401.0 GTexel/s
292.3 GTexel/s
FP16 (half)
25.66 TFLOPS
18.71 TFLOPS
FP32 (float)
25.66 TFLOPS
18.71 TFLOPS
FP64 (double)
401.0 GFLOPS
292.3 GFLOPS
Graphics Processor
GPU Name
GB203
GA103S
Architecture
Blackwell 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
45.6 billion
Unknown
Die Size
378 mm²
496 mm²
GPU Variant
—
GN20-E8-A1
Board Design
TDP
70W
115W
Suggested PSU
250 W
—
Outputs
4x mini-DisplayPort 2.1b
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
CUDA
12.0
8.6
Shader Model
6.8
6.5
Benchmark
3DMark Time Spy
—
12,905
3DMark Time Spy Extreme
—
6,164
▲ Specs Compare
Data sourced from official specifications and benchmark tests.