AMD Radeon HD 8950M vs AMD Radeon HD 7550M

VS

AMD Radeon HD 8950M

AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8950M and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8950M 's Advantages

Released 1 years and 4 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (88.00GB/s vs 14.40GB/s)

368 additional rendering cores

AMD Radeon HD 7550M 's Advantages

Boost Clock550MHz

Lower TDP (14W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 8950M +275%

1.651 TFLOPS

Radeon HD 7550M

0.44 TFLOPS

Radeon HD 8950M

VS

Radeon HD 7550M

Graphics Card

May 2013

Release Date

Jan 2012

Solar System

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

450 MHz

-

Boost Clock

550 MHz

1375 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

88.00GB/s

Bandwidth

14.40GB/s

Render Config

12

Compute Units

5

-

768

Shading Units

400

48

TMUs

20

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

17.20 GPixel/s

Pixel Rate

4.400 GPixel/s

51.60 GTexel/s

Texture Rate

11.00 GTexel/s

-

1.651 TFLOPS

FP32 (float)

440.0 GFLOPS

103.2 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Saturn

GPU Name

Thames

Saturn XT

GPU Variant

Thames LP

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

0.716 billion

160 mm²

Die Size

104 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.3

Shader Model

5.0

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