NVIDIA RTX PRO 4000 Blackwell SFF vs AMD Xbox Series S GPU
GPU Specs Compare
Graphics Card
Release Date
Aug 2025
Nov 2020
Generation
Blackwell PRO W
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 5.0 x8
-
Clock Speeds
Base Clock
577 MHz
-
Boost Clock
1432 MHz
-
Memory Clock
1125 MHz
1750 MHz
Memory
Memory Size
24GB
8GB
Memory Type
GDDR7
GDDR6
Memory Bus
192bit
128bit
Bandwidth
432.0GB/s
224.0GB/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)
-
L2 Cache
48 MB
2 MB
Compute Units
-
20
Theoretical Performance
Pixel Rate
137.5 GPixel/s
50.08 GPixel/s
Texture Rate
401.0 GTexel/s
125.2 GTexel/s
FP16 (half)
25.66 TFLOPS
8.013 TFLOPS
FP32 (float)
25.66 TFLOPS
4.006 TFLOPS
FP64 (double)
401.0 GFLOPS
250.4 GFLOPS
Graphics Processor
GPU Name
GB203
Lockhart
Architecture
Blackwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
45.6 billion
8 billion
Die Size
378 mm²
197 mm²
Board Design
TDP
70W
100W
Suggested PSU
250 W
-
Outputs
4x mini-DisplayPort 2.1b
1x HDMI 2.1
Power Connectors
None
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.4
1.2
CUDA
12.0
-
Shader Model
6.8
6.7