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GPU Comparison
AMD Radeon HD 7450 OEM vs ATI Radeon HD 4730 OEM
AMD Radeon HD 7450 OEM vs ATI Radeon HD 4730 OEM
VS
AMD Radeon HD 7450 OEM
ATI Radeon HD 4730 OEM
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 1024MB VRAM Radeon HD 4730 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7450 OEM 's Advantages
Released 3 years and 1 months late
Lower TDP (18W vs 110W)
ATI Radeon HD 4730 OEM 's Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (25.34GB/s vs 8.528GB/s)
160 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7450 OEM
0.2 TFLOPS
Radeon HD 4730 OEM
+114%
0.428 TFLOPS
Radeon HD 7450 OEM
VS
Radeon HD 4730 OEM
Graphics Card
Jan 2012
Release Date
Dec 2008
Southern Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
533 MHz
Memory Clock
396 MHz
Memory
512MB
Memory Size
1024MB
GDDR3
Memory Type
DDR2
64bit
Memory Bus
256bit
8.528GB/s
Bandwidth
25.34GB/s
Render Config
2
Compute Units
4
-
-
-
160
Shading Units
320
8
TMUs
16
4
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
2.500 GPixel/s
Pixel Rate
10.70 GPixel/s
5.000 GTexel/s
Texture Rate
10.70 GTexel/s
-
-
-
200.0 GFLOPS
FP32 (float)
428.2 GFLOPS
-
FP64 (double)
85.63 GFLOPS
Board Design
18W
TDP
110W
200 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.3a
Outputs
2x DVI 1x S-Video
None
Power Connectors
-
Graphics Processor
Caicos
GPU Name
RV670
Caimour
GPU Variant
-
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
0.37 billion
Transistors
0.666 billion
67 mm²
Die Size
192 mm²
Graphics Features
11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3 (full) 4.0 (partial)
1.2
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
5.0
Shader Model
4.1
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