AMD Radeon HD 8690M vs NVIDIA GeForce 920A

VS

AMD Radeon HD 8690M

NVIDIA GeForce 920A

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8690M and 2GB VRAM GeForce 920A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8690M 's Advantages

Boost Clock975MHz

Larger VRAM bandwidth (32.00GB/s vs 16.02GB/s)

NVIDIA GeForce 920A 's Advantages

Released 2 years late

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8690M

0.624 TFLOPS

GeForce 920A +17%

0.733 TFLOPS

Radeon HD 8690M

VS

GeForce 920A

Graphics Card

Mar 2013

Release Date

Mar 2015

Solar System

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1000 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

16.02GB/s

Render Config

5

Compute Units

-

320

Shading Units

384

20

TMUs

32

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

7.632 GPixel/s

19.50 GTexel/s

Texture Rate

30.53 GTexel/s

-

624.0 GFLOPS

FP32 (float)

732.7 GFLOPS

39.00 GFLOPS

FP64 (double)

30.53 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Sun

GPU Name

GK208B

Sun S3 XT (216-0841009)

GPU Variant

N16V-GM

GCN 1.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.02 billion

56 mm²

Die Size

87 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.5

6.5 (5.1)

Shader Model

5.1

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