AMD Radeon HD 7870 GHz Edition vs ATI FireGL V7600

VS

AMD Radeon HD 7870 GHz Edition

ATI FireGL V7600

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 512MB VRAM FireGL V7600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages

Released 4 years and 7 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 51.20GB/s)

960 additional rendering cores

ATI FireGL V7600 's Advantages

Lower TDP (127W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition +566%

2.56 TFLOPS

FireGL V7600

0.384 TFLOPS

Radeon HD 7870 GHz Edition

VS

FireGL V7600

Graphics Card

Mar 2012

Release Date

Aug 2007

Southern Islands

Generation

FireGL

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

51.20GB/s

Render Config

20

Compute Units

4

-

1280

Shading Units

320

80

TMUs

16

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

128 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

9.600 GPixel/s

80.00 GTexel/s

Texture Rate

9.600 GTexel/s

-

2.560 TFLOPS

FP32 (float)

384.0 GFLOPS

160.0 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

127W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Pitcairn

GPU Name

R600

Pitcairn XT (215-0828047)

GPU Variant

R600 GL

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

2.8 billion

Transistors

0.72 billion

212 mm²

Die Size

420 mm²

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.0

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