NVIDIA GeForce GTX 1070 Mobile vs NVIDIA GeForce GT 740A
We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 1070 Mobile 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 1070 Mobile 's Advantages
Released 3 years late
Boost Clock1645MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.3GB/s vs 14.40GB/s)
1664 additional rendering cores
NVIDIA GeForce GT 740A 's Advantages
Lower TDP (33W vs 120W)
Score
Benchmark
FP32 (float)
GeForce GTX 1070 Mobile
+794%
6.738 TFLOPS
GeForce GT 740A
0.753 TFLOPS
Graphics Card
Aug 2016
Release Date
Aug 2013
GeForce 10 Mobile
Generation
GeForce 700A
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
1442 MHz
Base Clock
-
1645 MHz
Boost Clock
-
2002 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
256.3GB/s
Bandwidth
14.40GB/s
Render Config
-
-
-
16
SM Count
-
2048
Shading Units
384
128
TMUs
32
64
ROPs
8
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
16 KB (per SMX)
2 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
105.3 GPixel/s
Pixel Rate
7.840 GPixel/s
210.6 GTexel/s
Texture Rate
31.36 GTexel/s
105.3 GFLOPS
FP16 (half)
-
6.738 TFLOPS
FP32 (float)
752.6 GFLOPS
210.6 GFLOPS
FP64 (double)
31.36 GFLOPS
Board Design
120W
TDP
33W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GP104
GPU Name
GK208
N17E-G2-A1
GPU Variant
GT 740M
Pascal
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
16 nm
Process Size
28 nm
7.2 billion
Transistors
1.02 billion
314 mm²
Die Size
87 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
6.1
CUDA
3.5
6.4
Shader Model
5.1
