AMD Radeon HD 8550 OEM vs ATI Radeon HD 4670 X2

VS

AMD Radeon HD 8550 OEM

ATI Radeon HD 4670 X2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8550 OEM and 512MB VRAM Radeon HD 4670 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8550 OEM 's Advantages

Released 5 years and 1 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (25.60GB/s vs 22.40GB/s)

160 additional rendering cores

Lower TDP (60W vs 118W)

Score

Benchmark

FP32 (float)

Radeon HD 8550 OEM +30%

0.624 TFLOPS

Radeon HD 4670 X2

0.48 TFLOPS

Radeon HD 8550 OEM

VS

Radeon HD 4670 X2

Graphics Card

Oct 2013

Release Date

Sep 2008

Sea Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

22.40GB/s

Render Config

6

Compute Units

4

-

480

Shading Units

320

24

TMUs

32

8

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

6.000 GPixel/s

15.60 GTexel/s

Texture Rate

24.00 GTexel/s

-

624.0 GFLOPS

FP32 (float)

480.0 GFLOPS

-

Board Design

60W

TDP

118W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

4x DVI

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

RV730

Turks PRO (215-0803002)

GPU Variant

RV730 XT (215-0719047)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.716 billion

Transistors

0.514 billion

118 mm²

Die Size

146 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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