AMD Radeon HD 7590M vs AMD Radeon R9 A375

VS

AMD Radeon HD 7590M

AMD Radeon R9 A375

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7590M and 2GB VRAM Radeon R9 A375 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 A375 's Advantages

Released 3 years late

Boost Clock925MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 25.60GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7590M

0.576 TFLOPS

Radeon R9 A375 +125%

1.299 TFLOPS

Radeon HD 7590M

VS

Radeon R9 A375

Graphics Card

Jan 2012

Release Date

Jan 2015

London

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

800 MHz

Memory Clock

1125 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

72.00GB/s

Render Config

6

Compute Units

10

-

480

Shading Units

640

24

TMUs

40

8

ROPs

16

-

L1 Cache

16 KB (per CU)

-

L2 Cache

256 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

16.24 GPixel/s

14.40 GTexel/s

Texture Rate

40.60 GTexel/s

-

576.0 GFLOPS

FP32 (float)

1299 GFLOPS

-

Board Design

18W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Thames

GPU Name

Venus

Thames XT (216-0833000)

GPU Variant

Venus XTX (216-0846033)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

1.5 billion

104 mm²

Die Size

123 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5 (5.1)

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