AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce 315M

VS

AMD Radeon HD 6770M Mac Edition

NVIDIA GeForce 315M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 512MB VRAM GeForce 315M 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

Larger VRAM bandwidth (57.60GB/s vs 12.80GB/s)

464 additional rendering cores

NVIDIA GeForce 315M 's Advantages

Lower TDP (14W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition +1684%

0.696 TFLOPS

GeForce 315M

0.039 TFLOPS

Radeon HD 6770M Mac Edition

VS

GeForce 315M

Graphics Card

Jan 2011

Release Date

Jan 2011

Vancouver

Generation

GeForce 300M

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

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

57.60GB/s

Bandwidth

12.80GB/s

Render Config

6

Compute Units

-

SM Count

2

480

Shading Units

16

24

TMUs

8

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

2.424 GPixel/s

17.40 GTexel/s

Texture Rate

4.848 GTexel/s

-

696.0 GFLOPS

FP32 (float)

38.78 GFLOPS

-

Board Design

35W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

GT218

Whistler XT (216-0810001)

GPU Variant

N11M-GE

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.26 billion

104 mm²

Die Size

57 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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