AMD Radeon HD 7870 GHz Edition vs ATI FireMV 2400 PCIe x1

VS

AMD Radeon HD 7870 GHz Edition

ATI FireMV 2400 PCIe x1

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 64MB VRAM FireMV 2400 PCIe x1 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 2 months late

More VRAM (2GB vs 64GB)

Larger VRAM bandwidth (153.6GB/s vs 6.496GB/s)

1280 additional rendering cores

ATI FireMV 2400 PCIe x1 's Advantages

Lower TDP (20W vs 175W)

Score

Radeon HD 7870 GHz Edition

VS

FireMV 2400 PCIe x1

Graphics Card

Mar 2012

Release Date

Jan 2008

Southern Islands

Generation

FireMV Multi-View

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

1200 MHz

Memory Clock

203 MHz

Memory

2GB

Memory Size

64MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

6.496GB/s

Render Config

20

Compute Units

-

1280

Shading Units

-

80

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

1.000 GPixel/s

80.00 GTexel/s

Texture Rate

1.000 GTexel/s

-

2.560 TFLOPS

FP32 (float)

-

160.0 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

20W

450 W

Suggested PSU

200 W

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

Outputs

1x VHDCI

2x 6-pin

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

RV380

Pitcairn XT (215-0828047)

GPU Variant

-

GCN 1.0

Architecture

Rage 9

TSMC

Foundry

TSMC

28 nm

Process Size

130 nm

2.8 billion

Transistors

0.075 billion

212 mm²

Die Size

92 mm²

Graphics Features

12 (11_1)

DirectX

9.0

4.6

OpenGL

2.0

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

-

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