AMD Radeon HD 6450M vs AMD Radeon HD 7750M

VS

AMD Radeon HD 6450M

AMD Radeon HD 7750M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6450M and 2GB VRAM Radeon HD 7750M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7750M 's Advantages

Released 1 years and 3 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (64.00GB/s vs 12.80GB/s)

352 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450M

0.192 TFLOPS

Radeon HD 7750M +206%

0.589 TFLOPS

Radeon HD 6450M

VS

Radeon HD 7750M

Graphics Card

Jan 2011

Release Date

Apr 2012

Vancouver

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

64.00GB/s

Render Config

2

Compute Units

8

-

160

Shading Units

512

8

TMUs

32

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

9.200 GPixel/s

4.800 GTexel/s

Texture Rate

18.40 GTexel/s

-

192.0 GFLOPS

FP32 (float)

588.8 GFLOPS

-

FP64 (double)

36.80 GFLOPS

Board Design

Unknown

TDP

28W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

Chelsea

Seymour PRO S3 (216-0809024)

GPU Variant

Chelsea PRO

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

1.5 billion

67 mm²

Die Size

123 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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