Home GPU Comparison ATI Radeon HD 4450 vs ATI Radeon HD 5550

ATI Radeon HD 4450 vs ATI Radeon HD 5550

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 512MB VRAM Radeon HD 5550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages
Released 1 years and 9 months late
Lower TDP (25W vs 39W)
ATI Radeon HD 5550 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 6.400GB/s)
240 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 4450
0.096 TFLOPS
Radeon HD 5550 +266%
0.352 TFLOPS
VS

Graphics Card

Nov 2011
Release Date
Feb 2010
Radeon R700
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
400 MHz
Memory Clock
800 MHz

Memory

512MB
Memory Size
512MB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
128bit
6.400GB/s
Bandwidth
51.20GB/s

Render Config

1
Compute Units
4
-
-
-
80
Shading Units
320
8
TMUs
16
4
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
64 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

2.400 GPixel/s
Pixel Rate
4.400 GPixel/s
4.800 GTexel/s
Texture Rate
8.800 GTexel/s
-
-
-
96.00 GFLOPS
FP32 (float)
352.0 GFLOPS
-
-
-

Board Design

25W
TDP
39W
200 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
None
Power Connectors
None

Graphics Processor

RV710
GPU Name
Redwood
RV710 (215-0725016)
GPU Variant
Redwood PRO2
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.242 billion
Transistors
0.627 billion
73 mm²
Die Size
104 mm²

Graphics Features

10.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
5.0

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