Home AMD Radeon HD 6990

AMD Radeon HD 6990

This is a GPU manufactured with TSMC 40nm process, based on AMD TeraScale 3 architecture and released on Mar 2011. It features 2.64 billion transistors, 1536 Rendering cores and 2GB GDDR5 memory, with 512KB L2 cache, theoretical performance of 2.550TFLOPS, with total power consumption of 375W.

Graphics Card

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Release Date
Mar 2011
Generation
Northern Islands
Type
Desktop
Bus Interface
PCIe 2.0 x16

Clock Speeds

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Memory Clock
1250MHz

Memory

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Memory Size
2GB
Memory Type
GDDR5
Memory Bus
256bit
Bandwidth
160.0 GB/s

Render Config

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Compute Units
24
Shading Units
1536
TMUs
96
ROPs
32
L1 Cache
8 KB (per CU)
L2 Cache
512KB

Theoretical Performance

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Pixel Rate
26.56 GPixel/s
Texture Rate
79.68 GTexel/s
FP32 (float)
2.550 TFLOPS
FP64 (double)
637.4 GFLOPS

Graphics Processor

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GPU Name
Antilles
GPU Variant
Antilles XT


(215-0807027)
Architecture
TeraScale 3
Foundry
TSMC
Process Size
40 nm
Transistors
2,640 million
Die Size
389mm²

Board Design

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TDP
375W
Suggested PSU
750W
Outputs
1x DVI
4x mini-DisplayPort 1.2
Power Connectors
2x 8-pin

Graphics Features

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DirectX
11.2 (11_0)
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Shader Model
5.0

Rankings

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FP32 (float)
2.55 TFLOPS
2.534 TFLOPS
2.527 TFLOPS
NVIDIA T1000 4 GB GDDR6
2.5 TFLOPS
NVIDIA T1000 8 GB 8 GB GDDR6
2.5 TFLOPS
NVIDIA T600 Max-Q 4 GB GDDR6
2.5 TFLOPS
AMD Radeon R9 370 2 GB GDDR5
2.496 TFLOPS

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