AMD Radeon HD 7970 vs ATI FireMV 2250

VS

AMD Radeon HD 7970

ATI FireMV 2250

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 256MB VRAM FireMV 2250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Released 4 years and 11 months late

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (264.0GB/s vs 12.80GB/s)

2048 additional rendering cores

ATI FireMV 2250 's Advantages

Lower TDP (32W vs 250W)

Score

Radeon HD 7970

VS

FireMV 2250

Graphics Card

Dec 2011

Release Date

Jan 2007

Southern Islands

Generation

FireMV Multi-View

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

400 MHz

Memory

3GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

12.80GB/s

Render Config

32

Compute Units

-

2048

Shading Units

-

128

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

2.400 GPixel/s

118.4 GTexel/s

Texture Rate

2.400 GTexel/s

-

3.789 TFLOPS

FP32 (float)

-

947.2 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

32W

600 W

Suggested PSU

200 W

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

Outputs

1x S-Video 1x DMS-59

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

RV516

Tahiti XT (215-0821060)

GPU Variant

-

GCN 1.0

Architecture

R500

TSMC

Foundry

UMC

28 nm

Process Size

80 nm

4.313 billion

Transistors

0.107 billion

352 mm²

Die Size

100 mm²

Graphics Features

12 (11_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

3.0

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