AMD Radeon HD 8550 OEM vs ATI Radeon HD 2950 PRO

VS

AMD Radeon HD 8550 OEM

ATI Radeon HD 2950 PRO

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8550 OEM and 256MB VRAM Radeon HD 2950 PRO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8550 OEM 's Advantages

More VRAM (1024GB vs 256GB)

160 additional rendering cores

Lower TDP (60W vs 75W)

ATI Radeon HD 2950 PRO 's Advantages

Larger VRAM bandwidth (38.40GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 8550 OEM +62%

0.624 TFLOPS

Radeon HD 2950 PRO

0.384 TFLOPS

Radeon HD 8550 OEM

VS

Radeon HD 2950 PRO

Graphics Card

Oct 2013

Release Date

Unknown

Sea Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

38.40GB/s

Render Config

6

Compute Units

4

-

480

Shading Units

320

24

TMUs

16

8

ROPs

16

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

9.600 GPixel/s

15.60 GTexel/s

Texture Rate

9.600 GTexel/s

-

624.0 GFLOPS

FP32 (float)

384.0 GFLOPS

-

FP64 (double)

76.80 GFLOPS

Board Design

60W

TDP

75W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

RV670

Turks PRO (215-0803002)

GPU Variant

RV670 PRO ES (215-0708001)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.716 billion

Transistors

0.666 billion

118 mm²

Die Size

192 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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