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GPU Comparison
NVIDIA GeForce GTX 780M vs NVIDIA GeForce GT 740A
NVIDIA GeForce GTX 780M vs NVIDIA GeForce GT 740A
VS
NVIDIA GeForce GTX 780M
NVIDIA GeForce GT 740A
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M and 2GB VRAM GeForce GT 740A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 780M 's Advantages
Boost Clock797MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)
1152 additional rendering cores
NVIDIA GeForce GT 740A 's Advantages
Lower TDP (33W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 780M
+225%
2.448 TFLOPS
GeForce GT 740A
0.753 TFLOPS
GeForce GTX 780M
VS
GeForce GT 740A
Graphics Card
May 2013
Release Date
Aug 2013
GeForce 700M
Generation
GeForce 700A
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8
Clock Speeds
771 MHz
Base Clock
-
797 MHz
Boost Clock
-
1250 MHz
Memory Clock
900 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
-
-
Compute Units
-
1536
Shading Units
384
128
TMUs
32
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
512 KB
Theoretical Performance
25.50 GPixel/s
Pixel Rate
7.840 GPixel/s
102.0 GTexel/s
Texture Rate
31.36 GTexel/s
-
FP16 (half)
-
2.448 TFLOPS
FP32 (float)
752.6 GFLOPS
102.0 GFLOPS
FP64 (double)
31.36 GFLOPS
Graphics Processor
GK104
GPU Name
GK208
N14E-GTX-A2
GPU Variant
GT 740M
Kepler
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
1.02 billion
294 mm²
Die Size
87 mm²
Board Design
122W
TDP
33W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.5
5.1
Shader Model
5.1
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