Radeon HD 7730M vs GeForce GT 745A
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7730M and 2GB VRAM GeForce GT 745A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7730M 's Advantages
128 additional rendering cores
Lower TDP (25W vs 33W)
GeForce GT 745A 's Advantages
Released 1 years and 4 months late
Boost Clock has increased by 36% (915MHz vs 675MHz)
Score
Benchmark
FP32 (float)
Radeon HD 7730M
691
GeForce GT 745A
+1%
703
Graphics Card
Apr 2012
Release Date
Aug 2013
London
Generation
GeForce 700A
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
575 MHz
Base Clock
837 MHz
675 MHz
Boost Clock
915 MHz
900 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
DDR3
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
28.80GB/s
Render Config
8
Compute Units
-
512
Shading Units
384
32
TMUs
32
16
ROPs
16
16 KB (per CU)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
256 KB
Theoretical Performance
10.80 GPixel/s
Pixel Rate
7.320 GPixel/s
21.60 GTexel/s
Texture Rate
29.28 GTexel/s
691.2 GFLOPS
FP32 (float)
702.7 GFLOPS
43.20 GFLOPS
FP64 (double)
29.28 GFLOPS
Board Design
25W
TDP
33W
No outputs
Outputs
No outputs
Graphics Processor
Chelsea
GPU Name
GK107
Chelsea LE
(216-0834065)
GPU Variant
N14P-LP
GCN 1.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
1.27 billion
123 mm²
Die Size
118 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
5.1
Shader Model
5.1