ATI Radeon HD 4670 vs ATI Radeon HD 5450 PCI
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 and 512MB VRAM Radeon HD 5450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4670 's Advantages
Larger VRAM bandwidth (32.00GB/s vs 5.328GB/s)
240 additional rendering cores
ATI Radeon HD 5450 PCI 's Advantages
Released 1 years and 5 months late
Lower TDP (19W vs 59W)
Score
Benchmark
FP32 (float)
Radeon HD 4670
+361%
0.48 TFLOPS
Radeon HD 5450 PCI
0.104 TFLOPS
Graphics Card
Sep 2008
Release Date
Feb 2010
Radeon R700
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCI
Clock Speeds
-
-
-
-
-
-
1000 MHz
Memory Clock
333 MHz
Memory
512MB
Memory Size
512MB
GDDR3
Memory Type
DDR2
128bit
Memory Bus
64bit
32.00GB/s
Bandwidth
5.328GB/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
2x DVI
1x S-Video
Outputs
1x DVI
1x HDMI 1.3a
None
Power Connectors
None
Graphics Processor
RV730
GPU Name
Cedar
RV730 XT
(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
