Radeon HD 4670 AGP vs Radeon HD 5450 PCIe x1
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4670 AGP 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
Radeon HD 4670 AGP Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (25.60GB/s vs 8.000GB/s)
240 additional rendering cores
Radeon HD 5450 PCIe x1 Advantages
Released 7 months late
Lower TDP (19W vs 59W)
Score
Benchmark
FP32 (float)
Radeon HD 4670 AGP
+361%
480
Radeon HD 5450 PCIe x1
104
Graphics Card
Jul 2009
Release Date
Feb 2010
Radeon R700
Generation
Evergreen
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 2.0 x1
Clock Speeds
800 MHz
Memory Clock
500 MHz
Memory
1024MB
Memory Size
512MB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
25.60GB/s
Bandwidth
8.000GB/s
Render Config
4
Compute Units
2
320
Shading Units
80
32
TMUs
8
8
ROPs
4
16 KB (per CU)
L1 Cache
8 KB (per CU)
128 KB
L2 Cache
128 KB
Theoretical Performance
6.000 GPixel/s
Pixel Rate
2.600 GPixel/s
24.00 GTexel/s
Texture Rate
5.200 GTexel/s
480.0 GFLOPS
FP32 (float)
104.0 GFLOPS
Board Design
59W
TDP
19W
250 W
Suggested PSU
200 W
1x DVI
1x HDMI 1.3a
1x VGA
1x HDMI 1.3a
1x VGA
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x HDMI 1.3a
1x VGA
Graphics Processor
RV730
GPU Name
Cedar
RV730 XT
(215-0719047)
(215-0719047)
GPU Variant
Cedar PRO
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.514 billion
Transistors
0.292 billion
146 mm²
Die Size
59 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
