AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce 9800M GTX

VS

AMD Radeon HD 6770M Mac Edition

NVIDIA GeForce 9800M GTX

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 1024MB VRAM GeForce 9800M GTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M Mac Edition 's Advantages

Released 2 years and 6 months late

Larger VRAM bandwidth (57.60GB/s vs 51.20GB/s)

368 additional rendering cores

Lower TDP (35W vs 75W)

NVIDIA GeForce 9800M GTX 's Advantages

More VRAM (1024GB vs 512GB)

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition +148%

0.696 TFLOPS

GeForce 9800M GTX

0.28 TFLOPS

Radeon HD 6770M Mac Edition

VS

GeForce 9800M GTX

Graphics Card

Jan 2011

Release Date

Jul 2008

Vancouver

Generation

GeForce 9M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

57.60GB/s

Bandwidth

51.20GB/s

Render Config

6

Compute Units

-

SM Count

14

480

Shading Units

112

24

TMUs

56

8

ROPs

16

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

8.000 GPixel/s

17.40 GTexel/s

Texture Rate

28.00 GTexel/s

-

696.0 GFLOPS

FP32 (float)

280.0 GFLOPS

-

Board Design

35W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

G92

Whistler XT (216-0810001)

GPU Variant

NB9E-GTX

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.716 billion

Transistors

0.754 billion

104 mm²

Die Size

324 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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