AMD Radeon HD 7730M vs AMD Radeon HD 8690M

VS

AMD Radeon HD 7730M

AMD Radeon HD 8690M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7730M and 2GB VRAM Radeon HD 8690M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7730M 's Advantages

192 additional rendering cores

AMD Radeon HD 8690M 's Advantages

Released 11 months late

Boost Clock has increased by 44% (975MHz vs 675MHz)

Larger VRAM bandwidth (32.00GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7730M +10%

0.691 TFLOPS

Radeon HD 8690M

0.624 TFLOPS

Radeon HD 7730M

VS

Radeon HD 8690M

Graphics Card

Apr 2012

Release Date

Mar 2013

London

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

575 MHz

Base Clock

925 MHz

675 MHz

Boost Clock

975 MHz

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

32.00GB/s

Render Config

8

Compute Units

5

-

512

Shading Units

320

32

TMUs

20

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

7.800 GPixel/s

21.60 GTexel/s

Texture Rate

19.50 GTexel/s

-

691.2 GFLOPS

FP32 (float)

624.0 GFLOPS

43.20 GFLOPS

FP64 (double)

39.00 GFLOPS

Board Design

25W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Chelsea

GPU Name

Sun

Chelsea LE (216-0834065)

GPU Variant

Sun S3 XT (216-0841009)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

0.69 billion

123 mm²

Die Size

56 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

5.1

Shader Model

6.5 (5.1)

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