AMD Radeon HD 6490M Mac Edition vs NVIDIA GeForce GTX 670M

VS

AMD Radeon HD 6490M Mac Edition

NVIDIA GeForce GTX 670M

We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6490M Mac Edition and 1536MB VRAM GeForce GTX 670M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670M 's Advantages

Released 10 months late

More VRAM (1536GB vs 256GB)

Larger VRAM bandwidth (72.00GB/s vs 25.41GB/s)

176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490M Mac Edition

0.24 TFLOPS

GeForce GTX 670M +235%

0.804 TFLOPS

Radeon HD 6490M Mac Edition

VS

GeForce GTX 670M

Graphics Card

May 2011

Release Date

Mar 2012

Vancouver

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

794 MHz

Memory Clock

750 MHz

Memory

256MB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

192bit

25.41GB/s

Bandwidth

72.00GB/s

Render Config

2

Compute Units

-

SM Count

7

160

Shading Units

336

8

TMUs

56

4

ROPs

24

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

3.000 GPixel/s

Pixel Rate

8.372 GPixel/s

6.000 GTexel/s

Texture Rate

33.49 GTexel/s

-

240.0 GFLOPS

FP32 (float)

803.7 GFLOPS

-

FP64 (double)

66.98 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

GF114

Seymour XTX M2 (216-0809000)

GPU Variant

N13E-GS1-LP-A1

TeraScale 2

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

1.95 billion

67 mm²

Die Size

332 mm²

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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