Home GPU Comparison AMD Radeon HD 7730M vs ATI Mobility Radeon HD 3450

AMD Radeon HD 7730M vs ATI Mobility Radeon HD 3450

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7730M and 256MB VRAM Mobility Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7730M 's Advantages
Released 4 years and 3 months late
Boost Clock675MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)
472 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 7730M +1627%
0.691 TFLOPS
Mobility Radeon HD 3450
0.04 TFLOPS
VS

Graphics Card

Apr 2012
Release Date
Jan 2008
London
Generation
M8x
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-II

Clock Speeds

575 MHz
Base Clock
-
675 MHz
Boost Clock
-
900 MHz
Memory Clock
400 MHz

Memory

2GB
Memory Size
256MB
DDR3
Memory Type
DDR2
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
6.400GB/s

Render Config

8
Compute Units
2
-
-
-
512
Shading Units
40
32
TMUs
4
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
64 KB
-
-
-

Theoretical Performance

10.80 GPixel/s
Pixel Rate
2.000 GPixel/s
21.60 GTexel/s
Texture Rate
2.000 GTexel/s
-
-
-
691.2 GFLOPS
FP32 (float)
40.00 GFLOPS
43.20 GFLOPS
FP64 (double)
-

Board Design

25W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

Chelsea
GPU Name
M82
Chelsea LE (216-0834065)
GPU Variant
M82-SCE XT (216-0707011)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.5 billion
Transistors
0.181 billion
123 mm²
Die Size
67 mm²

Graphics Features

12 (11_1)
DirectX
10.1
4.6
OpenGL
3.3
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.1

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