Home ATI Radeon HD 3870 AGP

ATI Radeon HD 3870 AGP

This is a GPU manufactured with TSMC 55nm process, based on ATI TeraScale architecture. It features 0.666 billion transistors, 4 Rendering cores and 512MB GDDR4 memory, with 256KB L2 cache, theoretical performance of 497.3GFLOPS, with total power consumption of 106W.

Graphics Card

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Release Date
Unknown
Generation
Radeon R600
Type
Desktop
Bus Interface
AGP 8x

Clock Speeds

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Memory Clock
1126 MHz

Memory

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Memory Size
512MB
Memory Type
GDDR4
Memory Bus
256bit
Bandwidth
72.06GB/s

Render Config

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

Theoretical Performance

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Pixel Rate
12.43 GPixel/s
Texture Rate
12.43 GTexel/s
FP32 (float)
497.3 GFLOPS
FP64 (double)
99.46 GFLOPS

Graphics Processor

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GPU Name
RV670
GPU Variant
RV670 XT


(215-0708005)
Architecture
TeraScale
Foundry
TSMC
Process Size
55 nm
Transistors
0.666 billion
Die Size
192 mm²

Board Design

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TDP
106W
Suggested PSU
300 W
Outputs
2x DVI
1x S-Video
Power Connectors
1x 8-pin

Graphics Features

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DirectX
10.1 (10_1)
OpenGL
3.3 (full)

4.0 (partial)
OpenCL
N/A
Vulkan
N/A
Shader Model
4.1

Rankings

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FP32 (float)
0.501 TFLOPS
0.499 TFLOPS
0.499 TFLOPS
0.497 TFLOPS
0.497 TFLOPS
ATI FireGL V7700 512 MB GDDR4
0.497 TFLOPS
0.497 TFLOPS

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