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ATI Radeon HD 4730 OEM

Graphics Processor
RV670
Cores
320
TMUs
16
ROPs
16
Memory Size
256 MB
Memory Type
GDDR3
Bus Width
128 bit
Front GPU Chip
GPU Chip
GPU

Graphics Processor

GPU Name
RV670
Architecture
TeraScale
Foundry
TSMC
Process Size
55 nm
Transistors
666 million
Density
3.5M / mm²
Die Size
192 mm²
Chip Package
FCBGA-1281

Graphics Card

Release Date
Dec 26th, 2008
Feb 6th, 2010
Generation
Radeon R700
(HD 4700)
Predecessor
Radeon R600
Successor
Evergreen
Production
End-of-life
Bus Interface
PCIe 2.0 x16

Clock Speeds

GPU Clock
669 MHz
Memory Clock
396 MHz
693 MHz (+75%)
792 Mbps effective
1386 Mbps effective

Memory

Memory Size
1024 MB
256 MB
Memory Type
DDR2
GDDR3
Memory Bus
256 bit
128 bit
Bandwidth
25.34 GB/s
22.18 GB/s

Render Config

Shading Units
320
TMUs
16
ROPs
16
Compute Units
4
L2 Cache
256 KB

Theoretical Performance

Pixel Rate
10.70 GPixel/s
Texture Rate
10.70 GTexel/s
FP32 (float)
428.2 GFLOPS
FP64 (double)
85.63 GFLOPS (1:5)

Board Design

Slot Width
Dual-slot
TDP
110 W
Suggested PSU
300 W
Outputs
2x DVI
1x S-Video

Graphics Features

DirectX
10.1 (10_1)
OpenGL
3.3 (full)
4.0 (partial)
OpenCL
N/A
Vulkan
N/A
Shader Model
4.1

Card Notes

Variant Memory: 256 MB GDDR3

RV670 GPU Notes

Mobile Variant: M88
Codename: Boom
Graphics/Compute: GFX3
Display Core Engine: 2.0
Unified Video Decoder: 1.0

RV670 Chip Numbers:
RV670 XT (215-0708017)
RV670 XTX ES (215-0708001)

Other retail boards based on this design (1)

Name GPU Clock Memory Clock Other Changes
ATI Radeon HD 4730 OEM
669 MHz 693 MHz 256 MB, GDDR3, 128 bit
Apr 24th, 2024 15:52 EDT change timezone

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