NVIDIA GeForce RTX 4090 vs NVIDIA GeForce GTX 980
GPU Specs Compare
Graphics Card
Release Date
Sep 2022
Sep 2014
Generation
GeForce 40
GeForce 900
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2235 MHz
1127 MHz
Boost Clock
2520 MHz
1216 MHz
Memory Clock
1313 MHz
1753 MHz
Memory
Memory Size
24GB
4GB
Memory Type
GDDR6X
GDDR5
Memory Bus
384bit
256bit
Bandwidth
1.01TB/s
224.4GB/s
Render Config
SM Count
128
-
Shading Units
16384
2048
TMUs
512
128
ROPs
176
64
Tensor Cores
512
-
RT Cores
128
-
L1 Cache
128 KB (per SM)
48 KB (per SMM)
L2 Cache
72 MB
2 MB
Theoretical Performance
Pixel Rate
443.5 GPixel/s
77.82 GPixel/s
Texture Rate
1290.2 GTexel/s
155.6 GTexel/s
FP16 (half)
82.58 TFLOPS
-
FP32 (float)
82.58 TFLOPS
4.981 TFLOPS
FP64 (double)
1290.2 GFLOPS
155.6 GFLOPS
Graphics Processor
GPU Name
AD102
GM204
GPU Variant
AD102-300-A1
GM204-400-A1
Architecture
Ada Lovelace
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
76.3 billion
5.2 billion
Die Size
609 mm²
398 mm²
Board Design
TDP
450W
165W
Suggested PSU
850 W
450 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 16-pin
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
CUDA
8.9
5.2
Shader Model
6.8
6.4