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.
ATI RV770 Pro GPU
ATI RV770 Pro GPU
Sapphire Radeon HD4850 512MB GDDR3
Sapphire Radeon HD4850 512MB GDDR3
Sapphire Radeon HD4850 512MB GDDR3
Sapphire HD4850 TOXIC 512MB GDDR3
Sapphire HD4850 TOXIC 512MB GDDR3
Sapphire HD4850 TOXIC 512MB GDDR3
GPU-Z
Vlask's card:
Gainward GS (Golden Sample) is overclocked model using faster GDDR5 memories from HD4870 model. Clocks are 700/3600MHz.
Gainward HD 4850 GS
Gainward HD 4850 GS
Gainward GPGPU
Gainward GPUZAdditional Info
- Made by: ATI
- Codename: RV770
- Architecture: TeraScale
- Bus: PCI-E 2 x16
- Memory Size: 512MB
- Max Memory Size: 1GB
- Memory Type: GDDR3, GDDR5
- 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: Vlask, Zaatharen
- Outputs: 15 pin D‐sub, DVI, HDMI, DisplayPort, S-Video
- Power consumption (W): 110
- Price $: 199
- Video Acceleration: MPEG-4 AVC (H.264)
- DirectX: DX10.1
- OpenGL: 3.3
- Other API: OpenCL
- Core Clock (MHz): 625
- Core: 256bit
- Effective Memory Clock (MHz): 1986
- Memory Bus Width: 256bit
- Memory Bandwidth (MB/s): 63552
- Texture Units: 40
- ROPs: 16
- Unified Shaders: 800
- Shader Model: 4.1 (DX10.1)
- Pixel Fillrate (MPixel/s): 10000
- Texel Fillrate (MTexel/s): 25000
- Shaders power (GFlops): 1000
- Sold by: GainwardSapphire
- Max Core Clock (MHz): 700
- Min Core Clock (MHz): 625
- Max Memory Clock (MHz): 3600
- Min Memory Clock (MHz): 2000
- Ramdac (MHz): 400
- OpenGL/D3D report: Txt
- Press info: Freelibrary
- Review: TechPowerUp!
- Review: Tweaktown
- Review: Phoronix
- Info: GPU-Z
Published in
ATI Technologies Inc.
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Download attachments:
- BIOS (11856 Downloads)
- Gainward GS bios (5643 Downloads)