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ATI Radeon HD 4860
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ATI Radeon HD 4870 Mac Edition
ATI Radeon HD 4580
ATI Radeon HD 4730 OEM
ATI Radeon HD 4700
ATI Radeon HD 4860
This is a GPU manufactured with TSMC 55nm process, based on ATI TeraScale architecture and released on Sep 2009. It features 0.959 billion transistors, 8 Rendering cores and 512MB GDDR5 memory, with 256KB L2 cache, theoretical performance of 896.0GFLOPS, with total power consumption of 130W.
Graphics Card
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Release Date
Sep 2009
Generation
Radeon R700
Type
Desktop
Bus Interface
PCIe 2.0 x16
Clock Speeds
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Memory Clock
750 MHz
Memory
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Memory Size
512MB
Memory Type
GDDR5
Memory Bus
256bit
Bandwidth
96.00GB/s
Render Config
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Compute Units
8
Shading Units
640
TMUs
32
ROPs
16
L1 Cache
16 KB (per CU)
L2 Cache
256 KB
Theoretical Performance
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Pixel Rate
11.20 GPixel/s
Texture Rate
22.40 GTexel/s
FP32 (float)
896.0 GFLOPS
FP64 (double)
179.2 GFLOPS
Graphics Processor
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GPU Name
RV790
GPU Variant
RV790 GT
Architecture
TeraScale
Foundry
TSMC
Process Size
55 nm
Transistors
0.959 billion
Die Size
282 mm²
Board Design
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TDP
130W
Suggested PSU
300 W
Outputs
2x DVI
1x S-Video
1x S-Video
Power Connectors
2x 6-pin
Graphics Features
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DirectX
10.1 (10_1)
OpenGL
3.3
OpenCL
1.1
Vulkan
N/A
Shader Model
4.1
Rankings
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FP32 (float)
