AMD Radeon HD 8550 OEM vs AMD Radeon HD 7950 Monica BIOS 1

VS

AMD Radeon HD 8550 OEM

AMD Radeon HD 7950 Monica BIOS 1

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8550 OEM and 3GB VRAM Radeon HD 7950 Monica BIOS 1 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 1 years and 9 months late

Lower TDP (60W vs 185W)

AMD Radeon HD 7950 Monica BIOS 1 's Advantages

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 25.60GB/s)

1056 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8550 OEM

0.624 TFLOPS

Radeon HD 7950 Monica BIOS 1 +355%

2.842 TFLOPS

Radeon HD 8550 OEM

VS

Radeon HD 7950 Monica BIOS 1

Graphics Card

Oct 2013

Release Date

Jan 2012

Sea Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

25.60GB/s

Bandwidth

240.0GB/s

Render Config

6

Compute Units

24

-

480

Shading Units

1536

24

TMUs

96

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

29.60 GPixel/s

15.60 GTexel/s

Texture Rate

88.80 GTexel/s

-

624.0 GFLOPS

FP32 (float)

2.842 TFLOPS

-

FP64 (double)

710.4 GFLOPS

Board Design

60W

TDP

185W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Turks

GPU Name

Tahiti

Turks PRO (215-0803002)

GPU Variant

Tahiti PRO (215-0821056)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

4.313 billion

118 mm²

Die Size

352 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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