AMD Radeon HD 6990 vs ATI FirePro V9800

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 4GB VRAM FirePro V9800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Released 6 months late

Larger VRAM bandwidth (160.0GB/s vs 147.2GB/s)

ATI FirePro V9800 's Advantages

More VRAM (4GB vs 2GB)

64 additional rendering cores

Lower TDP (250W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

FirePro V9800 +6%

2.72 TFLOPS

Radeon HD 6990

VS

FirePro V9800

Graphics Card

Mar 2011

Release Date

Sep 2010

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1150 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

147.2GB/s

Render Config

-

SM Count

-

24

Compute Units

20

1536

Shading Units

1600

96

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

26.56 GPixel/s

Pixel Rate

27.20 GPixel/s

79.68 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP16 (half)

-

2.550 TFLOPS

FP32 (float)

2.720 TFLOPS

637.4 GFLOPS

FP64 (double)

544.0 GFLOPS

Graphics Processor

Antilles

GPU Name

Cypress

Antilles XT (215-0807027)

GPU Variant

Cypress XT GL

TeraScale 3

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.64 billion

Transistors

2.154 billion

389 mm²

Die Size

334 mm²

Board Design

375W

TDP

250W

750 W

Suggested PSU

600 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

6x mini-DisplayPort 1.1 1x S-Video

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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