GeForce GT 740A vs Mobility Radeon HD 3670
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 740A and 256MB VRAM Mobility Radeon HD 3670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 740A 's Advantages
Released 5 years and 7 months late
More VRAM (2GB vs 256GB)
264 additional rendering cores
Mobility Radeon HD 3670 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)
Lower TDP (30W vs 33W)
Score
Benchmark
FP32 (float)
GeForce GT 740A
+361%
753
Mobility Radeon HD 3670
163
Graphics Card
Aug 2013
Release Date
Jan 2008
GeForce 700A
Generation
M8x
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
256MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
3
384
Shading Units
120
32
TMUs
8
8
ROPs
4
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
128 KB
Theoretical Performance
7.840 GPixel/s
Pixel Rate
2.720 GPixel/s
31.36 GTexel/s
Texture Rate
5.440 GTexel/s
752.6 GFLOPS
FP32 (float)
163.2 GFLOPS
31.36 GFLOPS
FP64 (double)
-
Board Design
33W
TDP
30W
No outputs
Outputs
No outputs
Graphics Processor
GK208
GPU Name
M86
GT 740M
GPU Variant
-
Kepler 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.02 billion
Transistors
0.378 billion
87 mm²
Die Size
135 mm²
Graphics Features
12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.5
CUDA
-
5.1
Shader Model
4.1