AMD Radeon HD 7690M XT Rebrand vs AMD Radeon HD 6450A

VS

AMD Radeon HD 7690M XT Rebrand

AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7690M XT Rebrand and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7690M XT Rebrand 's Advantages

Released 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (51.20GB/s vs 8.528GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7690M XT Rebrand +248%

0.696 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon HD 7690M XT Rebrand

VS

Radeon HD 6450A

Graphics Card

Jan 2012

Release Date

Apr 2011

London

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

533 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

51.20GB/s

Bandwidth

8.528GB/s

Render Config

6

Compute Units

2

-

480

Shading Units

160

24

TMUs

8

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

2.500 GPixel/s

17.40 GTexel/s

Texture Rate

5.000 GTexel/s

-

696.0 GFLOPS

FP32 (float)

200.0 GFLOPS

-

Board Design

25W

TDP

25W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

Caicos

Whistler XTX

GPU Variant

-

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.37 billion

104 mm²

Die Size

67 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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