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Radeon HD 4570 Rebrand

TeraScale Radeon HD 4000 Series Gaming Desktop DDR2 2009

Key Metrics

Launch Date: 2009-11-22
Stream Processors: 120
Memory: 1 GB DDR2
Memory Bandwidth: 12.67 GB/s
TDP/TBP: 65 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 4570 Rebrand
Architecture	TeraScale
Launch Date	2009-11-22
Core Specs
GPU Die	RV635
Chip Variant / Package	FCBGA-880
Process Node	TSMC 55 nm
Transistor Count	0.38 billion
Die Size	135 mm²
Stream Processors	120
TMUs	8
ROPs	4
Base Clock	796 MHz
Boost Clock	796 MHz
Pixel Fillrate	3.184 GP/s
Texture Fillrate	6.368 GT/s
FP32 Throughput	0.19 TFLOPS
Memory
Memory Size	1 GB
Memory Type	DDR2
Memory Bus Width	128-bit
Memory Clock	396 MHz
Memory Bandwidth	12.67 GB/s
L2 Cache	0.128 MB
Board and Display
TDP / TBP	65 W
Recommended PSU	250 W
Interface	PCIe 2.0 x16
Display Outputs	2x DVI, 1x S-Video
Slot Width	Single-slot
Card Length	190 mm
Software
Shader Model	4.1
DirectX Support	DirectX 10.1
OpenGL Support	OpenGL 3.3

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source