AMD Radeon HD 7450 OEM vs AMD Radeon 540

VS

AMD Radeon HD 7450 OEM

AMD Radeon 540

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450 OEM 's Advantages

Lower TDP (18W vs 50W)

AMD Radeon 540 's Advantages

Released 5 years and 3 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (24.00GB/s vs 8.528GB/s)

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7450 OEM

0.2 TFLOPS

AMD Radeon 540 +354%

0.908 TFLOPS

Radeon HD 7450 OEM

VS

AMD Radeon 540

Graphics Card

Jan 2012

Release Date

Apr 2017

Southern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

533 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

32bit

8.528GB/s

Bandwidth

24.00GB/s

Render Config

2

Compute Units

6

-

160

Shading Units

384

8

TMUs

24

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

18.93 GPixel/s

5.000 GTexel/s

Texture Rate

28.39 GTexel/s

-

FP16 (half)

908.5 GFLOPS

200.0 GFLOPS

FP32 (float)

908.5 GFLOPS

-

FP64 (double)

56.78 GFLOPS

Board Design

18W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a

Outputs

2x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Lexa

Caimour

GPU Variant

Lexa PRO (215-0904018)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.37 billion

Transistors

2.2 billion

67 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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