NVIDIA GeForce GTX 780 Rev. 2 vs NVIDIA RTX A400
GPU Specs Compare
Graphics Card
Release Date
Sep 2013
Apr 2024
Generation
GeForce 700
Quadro Ampere(Ax000)
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
863 MHz
1417 MHz
Boost Clock
902 MHz
1762 MHz
Memory Clock
1502 MHz
1500 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
64bit
Bandwidth
288.4GB/s
96.00GB/s
Render Config
Shading Units
2304
768
TMUs
192
24
ROPs
48
16
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
1536 KB
2 MB
SM Count
-
6
Tensor Cores
-
24
RT Cores
-
6
Theoretical Performance
Pixel Rate
43.30 GPixel/s
28.19 GPixel/s
Texture Rate
173.2 GTexel/s
42.29 GTexel/s
FP32 (float)
4.156 TFLOPS
2.706 TFLOPS
FP64 (double)
173.2 GFLOPS
42.29 GFLOPS
FP16 (half)
-
2.706 TFLOPS
Graphics Processor
GPU Name
GK110B
GA107
GPU Variant
GK110-300-B1
-
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
7.08 billion
8.7 billion
Die Size
561 mm²
200 mm²
Board Design
TDP
250W
50W
Suggested PSU
600 W
250 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
4x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.5
8.6
Shader Model
5.1
6.8