ATI Mobility Radeon X1900 vs AMD Radeon HD 7450M
We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon X1900 and 1024MB VRAM Radeon HD 7450M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Mobility Radeon X1900 's Advantages
Larger VRAM bandwidth (30.08GB/s vs 14.40GB/s)
AMD Radeon HD 7450M 's Advantages
Released 5 years late
More VRAM (1024GB vs 256GB)
160 additional rendering cores
Score
Graphics Card
Jan 2007
Release Date
Jan 2012
M6x
Generation
London
Mobile
Type
Mobile
MXM-III
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
470 MHz
Memory Clock
900 MHz
Memory
256MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
256bit
Memory Bus
64bit
30.08GB/s
Bandwidth
14.40GB/s
Render Config
-
Compute Units
2
-
-
-
-
Shading Units
160
12
TMUs
8
12
ROPs
4
-
-
-
-
-
-
-
L1 Cache
8 KB (per CU)
-
L2 Cache
128 KB
-
-
-
Theoretical Performance
4.800 GPixel/s
Pixel Rate
2.800 GPixel/s
4.800 GTexel/s
Texture Rate
5.600 GTexel/s
-
-
-
-
FP32 (float)
224.0 GFLOPS
-
-
-
Board Design
Unknown
TDP
7W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
-
-
Graphics Processor
M68
GPU Name
Seymour
-
GPU Variant
Seymour PRO
Ultra-Threaded SE
Architecture
TeraScale 2
TSMC
Foundry
TSMC
80 nm
Process Size
40 nm
0.312 billion
Transistors
0.37 billion
230 mm²
Die Size
67 mm²
Graphics Features
9.0c (9_3)
DirectX
11.2 (11_0)
2.1
OpenGL
4.4
N/A
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
3.0
Shader Model
5.0
