NVIDIA GeForce GTX 980 vs NVIDIA RTX PRO 4000 Blackwell SFF
GPU Specs Compare
Graphics Card
Release Date
Sep 2014
Aug 2025
Generation
GeForce 900
Blackwell PRO W
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x8
Clock Speeds
Base Clock
1127 MHz
577 MHz
Boost Clock
1216 MHz
1432 MHz
Memory Clock
1753 MHz
1125 MHz
Memory
Memory Size
4GB
24GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
192bit
Bandwidth
224.4GB/s
432.0GB/s
Render Config
Shading Units
2048
8960
TMUs
128
280
ROPs
64
96
L1 Cache
48 KB (per SMM)
128 KB (per SM)
L2 Cache
2 MB
48 MB
SM Count
-
70
Tensor Cores
-
280
RT Cores
-
70
Theoretical Performance
Pixel Rate
77.82 GPixel/s
137.5 GPixel/s
Texture Rate
155.6 GTexel/s
401.0 GTexel/s
FP32 (float)
4.981 TFLOPS
25.66 TFLOPS
FP64 (double)
155.6 GFLOPS
401.0 GFLOPS
FP16 (half)
-
25.66 TFLOPS
Graphics Processor
GPU Name
GM204
GB203
GPU Variant
GM204-400-A1
-
Architecture
Maxwell 2.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
5.2 billion
45.6 billion
Die Size
398 mm²
378 mm²
Board Design
TDP
165W
70W
Suggested PSU
450 W
250 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
4x mini-DisplayPort 2.1b
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
5.2
12.0
Shader Model
6.4
6.8