AMD Radeon HD 7670 OEM vs AMD Radeon HD 8550 OEM

VS

AMD Radeon HD 7670 OEM

AMD Radeon HD 8550 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7670 OEM and 1024MB VRAM Radeon HD 8550 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670 OEM 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

AMD Radeon HD 8550 OEM 's Advantages

Released 1 years and 9 months late

More VRAM (1024GB vs 512GB)

Lower TDP (60W vs 66W)

Score

Benchmark

FP32 (float)

Radeon HD 7670 OEM +23%

0.768 TFLOPS

Radeon HD 8550 OEM

0.624 TFLOPS

Radeon HD 7670 OEM

VS

Radeon HD 8550 OEM

Graphics Card

Jan 2012

Release Date

Oct 2013

Southern Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

25.60GB/s

Render Config

6

Compute Units

6

-

480

Shading Units

480

24

TMUs

24

8

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

5.200 GPixel/s

19.20 GTexel/s

Texture Rate

15.60 GTexel/s

-

768.0 GFLOPS

FP32 (float)

624.0 GFLOPS

-

Board Design

66W

TDP

60W

250 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.1 1x VGA

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

Turks

GPU Name

Turks

Turks XT (215-0803000)

GPU Variant

Turks PRO (215-0803002)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.716 billion

118 mm²

Die Size

118 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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