NVIDIA GeForce GTX 770M vs AMD Radeon HD 6650A

VS

NVIDIA GeForce GTX 770M

AMD Radeon HD 6650A

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 770M and 1024MB VRAM Radeon HD 6650A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770M 's Advantages

Released 2 years and 1 months late

Boost Clock797MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (96.19GB/s vs 28.80GB/s)

480 additional rendering cores

AMD Radeon HD 6650A 's Advantages

Lower TDP (45W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 770M +165%

1.53 TFLOPS

Radeon HD 6650A

0.576 TFLOPS

GeForce GTX 770M

VS

Radeon HD 6650A

Graphics Card

May 2013

Release Date

Apr 2011

GeForce 700M

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

706 MHz

Base Clock

-

797 MHz

Boost Clock

-

1002 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

128bit

96.19GB/s

Bandwidth

28.80GB/s

Render Config

-

Compute Units

6

-

960

Shading Units

480

80

TMUs

24

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

15.94 GPixel/s

Pixel Rate

4.800 GPixel/s

63.76 GTexel/s

Texture Rate

14.40 GTexel/s

-

1.530 TFLOPS

FP32 (float)

576.0 GFLOPS

63.76 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK106

GPU Name

Onega

N14E-GS-A1

GPU Variant

-

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

0.716 billion

221 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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