AMD Radeon HD 7450A vs AMD Radeon E9390 PCIe

VS

AMD Radeon HD 7450A

AMD Radeon E9390 PCIe

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 8GB VRAM Radeon E9390 PCIe 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 75W)

AMD Radeon E9390 PCIe 's Advantages

Released 7 years and 9 months late

Boost Clock1089MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)

1632 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7450A

0.2 TFLOPS

Radeon E9390 PCIe +1851%

3.903 TFLOPS

Radeon HD 7450A

VS

Radeon E9390 PCIe

Graphics Card

Jan 2012

Release Date

Oct 2019

All-In-One

Generation

Embedded

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

713 MHz

-

Boost Clock

1089 MHz

800 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

160.0GB/s

Render Config

2

Compute Units

28

-

160

Shading Units

1792

8

TMUs

112

4

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

34.85 GPixel/s

5.000 GTexel/s

Texture Rate

122.0 GTexel/s

-

FP16 (half)

3.903 TFLOPS

200.0 GFLOPS

FP32 (float)

3.903 TFLOPS

-

FP64 (double)

243.9 GFLOPS

Board Design

25W

TDP

75W

-

No outputs

Outputs

4x DisplayPort 1.4a

-

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Ellesmere

-

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.37 billion

Transistors

5.7 billion

67 mm²

Die Size

232 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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