GeForce RTX 4090 and GeForce GTX 780 Ti Engineering Sample - video card comparison
GeForce RTX 4090
GeForce GTX 780 Ti Engineering Sample
Architecture
Ada Lovelace
Kepler (2012−2018)
GPU code name
AD102-300-A1
GK180
Market segment
Desktop
Desktop
Release date
September 2022
-
Interface
PCIe 4.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 16-pin
1x 6-pin + 1x 8-pin
Boost clock speed
2520 MHz
928 MHz
Core clock speed
2235 MHz
-
Manufacturing process technology
5 nm
28 nm
Number of transistors
76,300 million
7,080 million
Pipelines / CUDA cores
16384
2880
Power consumption (TDP)
450 Watt
250 Watt
Texture fill rate
1,290
222.7
Memory type
GDDR6X
GDDR5
Maximum RAM amount
24 GB
3 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
21000 MHz
7 GB/s
Memory bandwidth
1,008 GB/s
336.6 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 3x DisplayPort 1.4a
2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 (11_0)
CUDA
8.9
3.5
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.6
5.1
Vulkan
1.3
1.2.175