GeForce GT 740A vs GeForce GT 755M Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 740A and 1024MB VRAM GeForce GT 755M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 740A 's Advantages
More VRAM (2GB vs 1024GB)
Lower TDP (33W vs 50W)
GeForce GT 755M Mac Edition 's Advantages
Larger VRAM bandwidth (80.00GB/s vs 14.40GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 740A
753
GeForce GT 755M Mac Edition
+10%
833
Graphics Card
Aug 2013
Release Date
Nov 2013
GeForce 700A
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
900 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
80.00GB/s
Render Config
384
Shading Units
384
32
TMUs
32
8
ROPs
16
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
256 KB
Theoretical Performance
7.840 GPixel/s
Pixel Rate
8.680 GPixel/s
31.36 GTexel/s
Texture Rate
34.72 GTexel/s
752.6 GFLOPS
FP32 (float)
833.3 GFLOPS
31.36 GFLOPS
FP64 (double)
34.72 GFLOPS
Board Design
33W
TDP
50W
No outputs
Outputs
No outputs
Graphics Processor
GK208
GPU Name
GK107
GT 740M
GPU Variant
GT 755M
Kepler 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.02 billion
Transistors
1.27 billion
87 mm²
Die Size
118 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.5
CUDA
3.0
5.1
Shader Model
5.1
