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GPU Comparison
NVIDIA GeForce GT 740A vs AMD Radeon HD 6490M
NVIDIA GeForce GT 740A vs AMD Radeon HD 6490M
VS
NVIDIA GeForce GT 740A
AMD Radeon HD 6490M
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 740A and 512MB VRAM Radeon HD 6490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 740A 's Advantages
Released 2 years and 7 months late
More VRAM (2GB vs 512GB)
224 additional rendering cores
AMD Radeon HD 6490M 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 740A
+194%
0.753 TFLOPS
Radeon HD 6490M
0.256 TFLOPS
GeForce GT 740A
VS
Radeon HD 6490M
Graphics Card
Aug 2013
Release Date
Jan 2011
GeForce 700A
Generation
Vancouver
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
512MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
2
-
-
-
384
Shading Units
160
32
TMUs
8
8
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
7.840 GPixel/s
Pixel Rate
3.200 GPixel/s
31.36 GTexel/s
Texture Rate
6.400 GTexel/s
-
-
-
752.6 GFLOPS
FP32 (float)
256.0 GFLOPS
31.36 GFLOPS
FP64 (double)
-
Board Design
33W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-
Graphics Processor
GK208
GPU Name
Seymour
GT 740M
GPU Variant
Seymour XTX S3 (216-0809024)
Kepler 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.02 billion
Transistors
0.37 billion
87 mm²
Die Size
67 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.5
CUDA
-
5.1
Shader Model
5.0
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