AMD Radeon HD 7590M vs AMD Radeon HD 8670A

VS

AMD Radeon HD 7590M

AMD Radeon HD 8670A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7590M and 1024MB VRAM Radeon HD 8670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7590M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 16.00GB/s)

96 additional rendering cores

Lower TDP (18W vs 45W)

AMD Radeon HD 8670A 's Advantages

Released 1 years and 1 months late

Score

Benchmark

FP32 (float)

Radeon HD 7590M +24%

0.576 TFLOPS

Radeon HD 8670A

0.461 TFLOPS

Radeon HD 7590M

VS

Radeon HD 8670A

Graphics Card

Jan 2012

Release Date

Feb 2013

London

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

25.60GB/s

Bandwidth

16.00GB/s

Render Config

6

Compute Units

6

-

480

Shading Units

384

24

TMUs

24

8

ROPs

8

-

L1 Cache

16 KB (per CU)

-

L2 Cache

128 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

4.800 GPixel/s

14.40 GTexel/s

Texture Rate

14.40 GTexel/s

-

576.0 GFLOPS

FP32 (float)

460.8 GFLOPS

-

FP64 (double)

28.80 GFLOPS

Board Design

18W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Thames

GPU Name

Mars

Thames XT (216-0833000)

GPU Variant

Mars XT

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

0.95 billion

104 mm²

Die Size

77 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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