AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce GTX 965M

VS

AMD Radeon HD 6770M Mac Edition

NVIDIA GeForce GTX 965M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 2GB VRAM GeForce GTX 965M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 965M 's Advantages

Released 5 years late

Boost Clock1150MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (80.19GB/s vs 57.60GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition

0.696 TFLOPS

GeForce GTX 965M +238%

2.355 TFLOPS

Radeon HD 6770M Mac Edition

VS

GeForce GTX 965M

Graphics Card

Jan 2011

Release Date

Jan 2016

Vancouver

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

935 MHz

-

Boost Clock

1150 MHz

900 MHz

Memory Clock

1253 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.60GB/s

Bandwidth

80.19GB/s

Render Config

6

Compute Units

-

480

Shading Units

1024

24

TMUs

64

8

ROPs

32

-

8 KB (per CU)

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

36.80 GPixel/s

17.40 GTexel/s

Texture Rate

73.60 GTexel/s

-

696.0 GFLOPS

FP32 (float)

2.355 TFLOPS

-

FP64 (double)

73.60 GFLOPS

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

GM206S

Whistler XT (216-0810001)

GPU Variant

N16E-GR-A1

TeraScale 2

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

2.94 billion

104 mm²

Die Size

228 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.2

5.0

Shader Model

6.7

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