ATI Radeon HD 3550 vs ATI Radeon HD 5450 PCIe x1
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3550 and 512MB VRAM Radeon HD 5450 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5450 PCIe x1 's Advantages
Released 1 years and 6 months late
Larger VRAM bandwidth (8.000GB/s vs 6.336GB/s)
40 additional rendering cores
Lower TDP (19W vs 30W)
Score
Benchmark
FP32 (float)
Radeon HD 3550
0.048 TFLOPS
Radeon HD 5450 PCIe x1
+116%
0.104 TFLOPS
Graphics Card
Aug 2008
Release Date
Feb 2010
Radeon R600
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x1
Clock Speeds
-
-
-
-
-
-
396 MHz
Memory Clock
500 MHz
Memory
512MB
Memory Size
512MB
DDR2
Memory Type
DDR3
64bit
Memory Bus
64bit
6.336GB/s
Bandwidth
8.000GB/s
Render Config
2
Compute Units
2
-
-
-
40
Shading Units
80
4
TMUs
8
4
ROPs
4
-
-
-
-
-
-
-
L1 Cache
8 KB (per CU)
64 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
2.376 GPixel/s
Pixel Rate
2.600 GPixel/s
2.376 GTexel/s
Texture Rate
5.200 GTexel/s
-
-
-
47.52 GFLOPS
FP32 (float)
104.0 GFLOPS
-
-
-
Board Design
30W
TDP
19W
200 W
Suggested PSU
200 W
2x DisplayPort
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
None
Power Connectors
-
Graphics Processor
RV620
GPU Name
Cedar
RV620 PRO
(215-0670006)
GPU Variant
Cedar PRO
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.181 billion
Transistors
0.292 billion
67 mm²
Die Size
59 mm²
Graphics Features
10.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
N/A
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
5.0
