ATI Mobility Radeon HD 5450 vs AMD Radeon HD 7970M

VS

ATI Mobility Radeon HD 5450

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5450 and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5450 's Advantages

Lower TDP (11W vs 100W)

AMD Radeon HD 7970M 's Advantages

Released 2 years and 3 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 12.80GB/s)

1200 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5450

0.108 TFLOPS

Radeon HD 7970M +1914%

2.176 TFLOPS

Mobility Radeon HD 5450

VS

Radeon HD 7970M

Graphics Card

Jan 2010

Release Date

Apr 2012

Manhattan

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

800 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

153.6GB/s

Render Config

1

Compute Units

20

-

80

Shading Units

1280

8

TMUs

80

4

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

27.20 GPixel/s

5.400 GTexel/s

Texture Rate

68.00 GTexel/s

-

108.0 GFLOPS

FP32 (float)

2.176 TFLOPS

-

FP64 (double)

136.0 GFLOPS

Board Design

11W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Park

GPU Name

Wimbledon

Park PRO (216-0774007)

GPU Variant

Wimbledon XT (216-0836036)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

2.8 billion

59 mm²

Die Size

212 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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