AMD Radeon HD 6490 vs ATI FirePro V8800

VS

AMD Radeon HD 6490

ATI FirePro V8800

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6490 and 2GB VRAM FirePro V8800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490 's Advantages

Released 1 years and 3 months late

Lower TDP (39W vs 208W)

ATI FirePro V8800 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (147.2GB/s vs 16.00GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490

0.352 TFLOPS

FirePro V8800 +650%

2.64 TFLOPS

Radeon HD 6490

VS

FirePro V8800

Graphics Card

Jul 2011

Release Date

Apr 2010

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1150 MHz

Memory

1024MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

147.2GB/s

Render Config

4

Compute Units

20

-

320

Shading Units

1600

16

TMUs

80

8

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

26.40 GPixel/s

8.800 GTexel/s

Texture Rate

66.00 GTexel/s

-

352.0 GFLOPS

FP32 (float)

2.640 TFLOPS

-

FP64 (double)

528.0 GFLOPS

Board Design

39W

TDP

208W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

4x DisplayPort 1.1 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

Redwood

GPU Name

Cypress

Redwood LE

GPU Variant

Cypress XT GL

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.627 billion

Transistors

2.154 billion

104 mm²

Die Size

334 mm²

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

-

5.0

Shader Model

5.0

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