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Radeon HD 4450

TeraScale Radeon HD 4000 Series Gaming Desktop DDR2 2011

Key Metrics

Launch Date: 2011-11-18
Stream Processors: 80
Memory: 512 MB DDR2
Memory Bandwidth: 6.4 GB/s
TDP/TBP: 25 W
Interface: PCIe 2.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	ATI Radeon HD 4450
Architecture	TeraScale
Launch Date	2011-11-18
Core Specs
GPU Die	RV710
Chip Variant / Package	FCBGA-631
Process Node	TSMC 55 nm
Transistor Count	0.24 billion
Die Size	73 mm²
Stream Processors	80
TMUs	8
ROPs	4
Base Clock	600 MHz
Boost Clock	600 MHz
Pixel Fillrate	2.4 GP/s
Texture Fillrate	4.8 GT/s
FP32 Throughput	0.1 TFLOPS
Memory
Memory Size	512 MB
Memory Type	DDR2
Memory Bus Width	64-bit
Memory Clock	400 MHz
Memory Bandwidth	6.4 GB/s
L2 Cache	0.064 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	25 W
Recommended PSU	200 W
Interface	PCIe 2.0 x16
Display Outputs	1x DVI, 1x HDMI 1.3a, 1x DisplayPort 1.0
Slot Width	Single-slot
Card Length	168 mm
Software
Shader Model	4.1
DirectX Support	DirectX 10.1
OpenGL Support	OpenGL 3.3
OpenCL Support	OpenCL 1.1

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source