AMD Radeon HD 7670 OEM vs ATI FirePro V7900

VS

AMD Radeon HD 7670 OEM

ATI FirePro V7900

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7670 OEM and 2GB VRAM FirePro V7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670 OEM 's Advantages

Released 8 months late

Lower TDP (66W vs 150W)

ATI FirePro V7900 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 64.00GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670 OEM

0.768 TFLOPS

FirePro V7900 +141%

1.856 TFLOPS

Radeon HD 7670 OEM

VS

FirePro V7900

Graphics Card

Jan 2012

Release Date

May 2011

Southern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

160.0GB/s

Render Config

6

Compute Units

20

-

480

Shading Units

1280

24

TMUs

80

8

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

23.20 GPixel/s

19.20 GTexel/s

Texture Rate

58.00 GTexel/s

-

768.0 GFLOPS

FP32 (float)

1.856 TFLOPS

-

FP64 (double)

464.0 GFLOPS

Board Design

66W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 1x DisplayPort 1.1 1x VGA

Outputs

4x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

Cayman

Turks XT (215-0803000)

GPU Variant

Cayman PRO GL

TeraScale 2

Architecture

TeraScale 3

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

2.64 billion

118 mm²

Die Size

389 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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