GeForce GT 740A vs Radeon R7 A260
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 740A and 1024MB VRAM Radeon R7 A260 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)
Radeon R7 A260 's Advantages
Boost Clock980MHz
Larger VRAM bandwidth (57.60GB/s vs 14.40GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 740A
753
Radeon R7 A260
752
Graphics Card
Aug 2013
Release Date
Jan 2014
GeForce 700A
Generation
All-In-One
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
900 MHz
-
Boost Clock
980 MHz
900 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
57.60GB/s
Render Config
-
Compute Units
6
384
Shading Units
384
32
TMUs
24
8
ROPs
8
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
7.840 GPixel/s
Pixel Rate
7.840 GPixel/s
31.36 GTexel/s
Texture Rate
23.52 GTexel/s
752.6 GFLOPS
FP32 (float)
752.6 GFLOPS
31.36 GFLOPS
FP64 (double)
-
Board Design
33W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
Graphics Processor
GK208
GPU Name
Topaz
GT 740M
GPU Variant
Topaz XT
(216-0858020)
Kepler 2.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.02 billion
Transistors
1.55 billion
87 mm²
Die Size
125 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2.170
3.5
CUDA
-
5.1
Shader Model
6.5