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GPU Comparison
AMD Radeon HD 6450 OEM vs ATI Radeon HD 4450
AMD Radeon HD 6450 OEM vs ATI Radeon HD 4450
VS
AMD Radeon HD 6450 OEM
ATI Radeon HD 4450
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6450 OEM 's Advantages
Larger VRAM bandwidth (8.528GB/s vs 6.400GB/s)
80 additional rendering cores
Lower TDP (18W vs 25W)
ATI Radeon HD 4450 's Advantages
Released 9 months late
Score
Benchmark
FP32 (float)
Radeon HD 6450 OEM
+108%
0.2 TFLOPS
Radeon HD 4450
0.096 TFLOPS
Radeon HD 6450 OEM
VS
Radeon HD 4450
Graphics Card
Feb 2011
Release Date
Nov 2011
Northern Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
533 MHz
Memory Clock
400 MHz
Memory
512MB
Memory Size
512MB
GDDR3
Memory Type
DDR2
64bit
Memory Bus
64bit
8.528GB/s
Bandwidth
6.400GB/s
Render Config
-
SM Count
-
2
Compute Units
1
160
Shading Units
80
8
TMUs
8
4
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
64 KB
Theoretical Performance
2.500 GPixel/s
Pixel Rate
2.400 GPixel/s
5.000 GTexel/s
Texture Rate
4.800 GTexel/s
-
FP16 (half)
-
200.0 GFLOPS
FP32 (float)
96.00 GFLOPS
-
FP64 (double)
-
Graphics Processor
Caicos
GPU Name
RV710
Junbonator
GPU Variant
RV710 (215-0725016)
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
0.37 billion
Transistors
0.242 billion
67 mm²
Die Size
73 mm²
Board Design
18W
TDP
25W
200 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0
None
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
4.1
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