NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce GTX 780M Mac Edition

GPU Specs Compare

Graphics Card

Release Date
Unknown
Nov 2013
Generation
GeForce 700
GeForce 700M
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)

Clock Speeds

Base Clock
875 MHz
771 MHz
Boost Clock
928 MHz
797 MHz
Memory Clock
1753 MHz
1250 MHz

Memory

Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
336.6GB/s
160.0GB/s

Render Config

Shading Units
2880
1536
TMUs
240
128
ROPs
48
32
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
1536 KB
512 KB

Theoretical Performance

Pixel Rate
55.68 GPixel/s
25.50 GPixel/s
Texture Rate
222.7 GTexel/s
102.0 GTexel/s
FP32 (float)
5.345 TFLOPS
2.448 TFLOPS
FP64 (double)
222.7 GFLOPS
102.0 GFLOPS

Graphics Processor

GPU Name
GK180
GK104
GPU Variant
GK180-425-A1
N14E-GTX-A2
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
3.54 billion
Die Size
561 mm²
294 mm²

Board Design

TDP
250W
122W
Suggested PSU
600 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_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.2.175
1.1
CUDA
3.5
3.0
Shader Model
5.1
5.1