NVIDIA GeForce GTX 770M vs AMD Radeon HD 6490M Mac Edition

VS

NVIDIA GeForce GTX 770M

AMD Radeon HD 6490M Mac Edition

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 770M and 256MB VRAM Radeon HD 6490M Mac Edition 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 late

Boost Clock797MHz

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (96.19GB/s vs 25.41GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 770M +537%

1.53 TFLOPS

Radeon HD 6490M Mac Edition

0.24 TFLOPS

GeForce GTX 770M

VS

Radeon HD 6490M Mac Edition

Graphics Card

May 2013

Release Date

May 2011

GeForce 700M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

706 MHz

Base Clock

-

797 MHz

Boost Clock

-

1002 MHz

Memory Clock

794 MHz

Memory

3GB

Memory Size

256MB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

64bit

96.19GB/s

Bandwidth

25.41GB/s

Render Config

-

Compute Units

2

-

960

Shading Units

160

80

TMUs

8

24

ROPs

4

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

128 KB

-

Theoretical Performance

15.94 GPixel/s

Pixel Rate

3.000 GPixel/s

63.76 GTexel/s

Texture Rate

6.000 GTexel/s

-

1.530 TFLOPS

FP32 (float)

240.0 GFLOPS

63.76 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GK106

GPU Name

Seymour

N14E-GS-A1

GPU Variant

Seymour XTX M2 (216-0809000)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

0.37 billion

221 mm²

Die Size

67 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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