AMD Radeon HD 7450A vs AMD Radeon HD 8950M

VS

AMD Radeon HD 7450A

AMD Radeon HD 8950M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 2GB VRAM Radeon HD 8950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450A 's Advantages

Lower TDP (25W vs 100W)

AMD Radeon HD 8950M 's Advantages

Released 1 years and 4 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (88.00GB/s vs 12.80GB/s)

608 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7450A

0.2 TFLOPS

Radeon HD 8950M +725%

1.651 TFLOPS

Radeon HD 7450A

VS

Radeon HD 8950M

Graphics Card

Jan 2012

Release Date

May 2013

All-In-One

Generation

Solar System

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1375 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

88.00GB/s

Render Config

2

Compute Units

12

-

160

Shading Units

768

8

TMUs

48

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

17.20 GPixel/s

5.000 GTexel/s

Texture Rate

51.60 GTexel/s

-

200.0 GFLOPS

FP32 (float)

1.651 TFLOPS

-

FP64 (double)

103.2 GFLOPS

Board Design

25W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

Saturn

-

GPU Variant

Saturn XT

TeraScale 2

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

2.08 billion

67 mm²

Die Size

160 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.0

N/A

Vulkan

1.2

-

5.0

Shader Model

6.3

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