AMD Radeon HD 6390 vs ATI FireGL V7700

VS

AMD Radeon HD 6390

ATI FireGL V7700

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 512MB VRAM FireGL V7700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages

Released 3 years and 8 months late

More VRAM (1024GB vs 512GB)

ATI FireGL V7700 's Advantages

Larger VRAM bandwidth (72.06GB/s vs 16.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

FireGL V7700 +41%

0.497 TFLOPS

Radeon HD 6390

VS

FireGL V7700

Graphics Card

Jul 2011

Release Date

Nov 2007

Northern Islands

Generation

FireGL

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1126 MHz

Memory

1024MB

Memory Size

512MB

DDR2

Memory Type

GDDR4

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

72.06GB/s

Render Config

4

Compute Units

4

-

320

Shading Units

320

16

TMUs

16

8

ROPs

16

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

12.43 GPixel/s

8.800 GTexel/s

Texture Rate

12.43 GTexel/s

-

352.0 GFLOPS

FP32 (float)

497.3 GFLOPS

-

FP64 (double)

99.46 GFLOPS

Board Design

39W

TDP

Unknown

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x DisplayPort 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

Redwood

GPU Name

RV670

Redwood LE

GPU Variant

RV670 GL

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.627 billion

Transistors

0.666 billion

104 mm²

Die Size

192 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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