AMD Radeon HD 7970 GHz Edition vs ATI FireGL V7700

VS

AMD Radeon HD 7970 GHz Edition

ATI FireGL V7700

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition 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 7970 GHz Edition 's Advantages

Released 4 years and 7 months late

Boost Clock1050MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (288.0GB/s vs 72.06GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970 GHz Edition +765%

4.301 TFLOPS

FireGL V7700

0.497 TFLOPS

Radeon HD 7970 GHz Edition

VS

FireGL V7700

Graphics Card

Jun 2012

Release Date

Nov 2007

Southern Islands

Generation

FireGL

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1050 MHz

Boost Clock

-

1500 MHz

Memory Clock

1126 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

GDDR4

384bit

Memory Bus

256bit

288.0GB/s

Bandwidth

72.06GB/s

Render Config

32

Compute Units

4

-

2048

Shading Units

320

128

TMUs

16

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

256 KB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

12.43 GPixel/s

134.4 GTexel/s

Texture Rate

12.43 GTexel/s

-

4.301 TFLOPS

FP32 (float)

497.3 GFLOPS

1075 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

300W

TDP

Unknown

700 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DVI 1x DisplayPort 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

RV670

Tahiti XT2 (215-0821065)

GPU Variant

RV670 GL

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

4.313 billion

Transistors

0.666 billion

352 mm²

Die Size

192 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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