HD4870 with GDDR3 memory instead of GDDR5 and lower GPU clock.
Zaatharen's cards:
Sapphire HD 4850 TOXIC 512MB GDDR3 - card is slightly OCed, 675/2300 GPU/MEM, stock is 625/2000. Heatsink was changed from original Zalman to stock one.
Additional Info
- Made by: ATI
- Codename: RV770 Pro
- Bus: PCI-E 2 x16
- Memory Size: 512MB
- Max Memory Size: 1GB
- Memory Type: GDDR3
- Year: 2008
- Announce Date: Wednesday, 25 June 2008
- Card Type: VGA
- Family: Radeon HD4x
- Manufacturer: TSMC
- Process tech: 55nm
- Transistors (Millions): 956
- Made in: Taiwan
- Owned by: Zaatharen
- Outputs: DVI, S-Video
- Power consumption (W): 110
- Price $: 199
- Video Acceleration: MPEG-4 AVC (H.264)
- DirectX: DX10.1
- OpenGL: 3.3
- Core Clock (MHz): 675
- Core: 256bit
- Effective Memory Clock (MHz): 2300
- Memory Bus Width: 256bit
- Memory Bandwidth (MB/s): 73600
- Texture Units: 40
- ROPs: 16
- Unified Shaders: 800
- Shader Model: 4.1 (DX10.1)
- Pixel Fillrate (MPixel/s): 10800
- Texel Fillrate (MTexel/s): 27000
- Shaders power (GFlops): 1080
- Sold by: Sapphire
- Max Core Clock (MHz): 700
- Min Core Clock (MHz): 625
- Max Memory Clock (MHz): 3600
- Min Memory Clock (MHz): 2000
- Ramdac (MHz): 400
- Review: TechPowerUp!
- Review: xbitlabs
- Review: Phoronix
- Info: GPU-Z
Published in
ATI Technologies Inc.
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