Mobility Radeon HD 3450 vs Radeon E4690 PCIe
We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3450 and 512MB VRAM Radeon E4690 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon E4690 PCIe 's Advantages
Released 1 years and 5 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (22.40GB/s vs 6.400GB/s)
280 additional rendering cores
Score
Benchmark
FP32 (float)
Mobility Radeon HD 3450
40
Radeon E4690 PCIe
+860%
384
Graphics Card
Jan 2008
Release Date
Jun 2009
M8x
Generation
Embedded
Mobile
Type
Mobile
MXM-II
Bus Interface
PCIe 2.0 x16
Clock Speeds
400 MHz
Memory Clock
700 MHz
Memory
256MB
Memory Size
512MB
DDR2
Memory Type
GDDR3
64bit
Memory Bus
128bit
6.400GB/s
Bandwidth
22.40GB/s
Render Config
2
Compute Units
4
40
Shading Units
320
4
TMUs
32
4
ROPs
8
-
L1 Cache
16 KB (per CU)
64 KB
L2 Cache
128 KB
Theoretical Performance
2.000 GPixel/s
Pixel Rate
4.800 GPixel/s
2.000 GTexel/s
Texture Rate
19.20 GTexel/s
40.00 GFLOPS
FP32 (float)
384.0 GFLOPS
Board Design
Unknown
TDP
30W
Portable Device Dependent
Outputs
2x DVI
Graphics Processor
M82
GPU Name
RV730
M82-SCE XT
(216-0707011)
GPU Variant
RV730 XT E4690
(215-0729055)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.181 billion
Transistors
0.514 billion
67 mm²
Die Size
146 mm²
Graphics Features
10.1
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
4.1
Shader Model
4.1
