NVIDIA GeForce GTX 780 Rev. 2 vs NVIDIA Tesla K40s
GPU Specs Compare
Graphics Card
Release Date
Sep 2013
Nov 2013
Generation
GeForce 700
Tesla Kepler
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
863 MHz
706 MHz
Boost Clock
902 MHz
706 MHz
Memory Clock
1502 MHz
1502 MHz
Memory
Memory Size
3GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
288.4GB/s
288.4GB/s
Render Config
Shading Units
2304
2880
TMUs
192
240
ROPs
48
48
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
1536 KB
1536 KB
Theoretical Performance
Pixel Rate
43.30 GPixel/s
42.36 GPixel/s
Texture Rate
173.2 GTexel/s
169.4 GTexel/s
FP32 (float)
4.156 TFLOPS
4.067 TFLOPS
FP64 (double)
173.2 GFLOPS
1355.5 GFLOPS
Graphics Processor
GPU Name
GK110B
GK110B
GPU Variant
GK110-300-B1
-
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
7.08 billion
Die Size
561 mm²
561 mm²
Board Design
TDP
250W
245W
Suggested PSU
600 W
550 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
-
Graphics Features
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.2.175
CUDA
3.5
3.5
Shader Model
5.1
6.5 (5.1)