NVIDIA GeForce RTX 4090 vs NVIDIA GeForce GTX 1080 Ti
GPU · Specs Compare
Graphics Card
Release Date
Sep 2022
Mar 2017
Generation
GeForce 40
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2235 MHz
1481 MHz
Boost Clock
2520 MHz
1582 MHz
Memory Clock
1313 MHz
1376 MHz
Memory
Memory Size
24GB
11GB
Memory Type
GDDR6X
GDDR5X
Memory Bus
384bit
352bit
Bandwidth
1.01TB/s
484.4GB/s
Render Config
SM Count
128
28
Shading Units
16384
3584
TMUs
512
224
ROPs
176
88
Tensor Cores
512
—
RT Cores
128
—
L1 Cache
128 KB (per SM)
48 KB (per SM)
L2 Cache
72 MB
0 MB
Theoretical Performance
Pixel Rate
443.5 GPixel/s
139.2 GPixel/s
Texture Rate
1290.2 GTexel/s
354.4 GTexel/s
FP16 (half)
82.58 TFLOPS
177.2 GFLOPS
FP32 (float)
82.58 TFLOPS
11.34 TFLOPS
FP64 (double)
1290.2 GFLOPS
354.4 GFLOPS
Graphics Processor
GPU Name
AD102
GP102
GPU Variant
AD102-300-A1
GP102-350-K1-A1
Architecture
Ada Lovelace
Pascal
Foundry
TSMC
TSMC
Process Size
5 nm
16 nm
Transistors
76.3 billion
11.8 billion
Die Size
609 mm²
471 mm²
Board Design
TDP
450W
250W
Suggested PSU
850 W
600 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 16-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.4
CUDA
8.9
6.1
Shader Model
6.8
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.