Radeon HD 7730M vs GeForce GTX 660M
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7730M and 1024MB VRAM GeForce GTX 660M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7730M 's Advantages
More VRAM (2GB vs 1024GB)
128 additional rendering cores
Lower TDP (25W vs 50W)
GeForce GTX 660M 's Advantages
Boost Clock has increased by 41% (950MHz vs 675MHz)
Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)
Score
Benchmark
FP32 (float)
Radeon HD 7730M
691
GeForce GTX 660M
+5%
730
Graphics Card
Apr 2012
Release Date
Mar 2012
London
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
575 MHz
Base Clock
835 MHz
675 MHz
Boost Clock
950 MHz
900 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
64.00GB/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
7.600 GPixel/s
21.60 GTexel/s
Texture Rate
30.40 GTexel/s
691.2 GFLOPS
FP32 (float)
729.6 GFLOPS
43.20 GFLOPS
FP64 (double)
30.40 GFLOPS
Board Design
25W
TDP
50W
No outputs
Outputs
No outputs
Graphics Processor
Chelsea
GPU Name
GK107
Chelsea LE
(216-0834065)
GPU Variant
N13E-GE-A2
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
