AMD Radeon HD 7690M Rebrand vs NVIDIA GeForce 820A

VS

AMD Radeon HD 7690M Rebrand NVIDIA GeForce 820A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7690M Rebrand and 1024MB VRAM GeForce 820A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7690M Rebrand 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

384 additional rendering cores

NVIDIA GeForce 820A 's Advantages

Released 2 years and 2 months late

Lower TDP (15W vs 20W)

Score

Benchmark

FP32 (float)

Radeon HD 7690M Rebrand +93%

0.576 TFLOPS

GeForce 820A

0.298 TFLOPS

Radeon HD 7690M Rebrand

VS

GeForce 820A

Graphics Card

Jan 2012

Release Date

Mar 2014

London

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

2

6

Compute Units

-

480

Shading Units

96

24

TMUs

16

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

Theoretical Performance

4.800 GPixel/s

Pixel Rate

3.100 GPixel/s

14.40 GTexel/s

Texture Rate

12.40 GTexel/s

-

FP16 (half)

-

576.0 GFLOPS

FP32 (float)

297.6 GFLOPS

-

FP64 (double)

24.80 GFLOPS

Graphics Processor

Whistler

GPU Name

GF117

Whistler XT (216-0810001)

GPU Variant

N15V-GM

TeraScale 2

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

0.585 billion

104 mm²

Die Size

116 mm²

Board Design

20W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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