AMD Radeon HD 6490M vs NVIDIA GeForce GT 635M

VS

AMD Radeon HD 6490M NVIDIA GeForce GT 635M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 1024MB VRAM GeForce GT 635M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490M 's Advantages

64 additional rendering cores

NVIDIA GeForce GT 635M 's Advantages

Released 1 years and 2 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6490M +1%

0.256 TFLOPS

GeForce GT 635M

0.253 TFLOPS

Radeon HD 6490M

VS

GeForce GT 635M

Graphics Card

Jan 2011

Release Date

Mar 2012

Vancouver

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

Compute Units

-

160

Shading Units

96

8

TMUs

16

4

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

256 KB

Theoretical Performance

3.200 GPixel/s

Pixel Rate

2.640 GPixel/s

6.400 GTexel/s

Texture Rate

10.56 GTexel/s

-

FP16 (half)

-

256.0 GFLOPS

FP32 (float)

253.4 GFLOPS

-

FP64 (double)

21.12 GFLOPS

Graphics Processor

Seymour

GPU Name

GF108

Seymour XTX S3 (216-0809024)

GPU Variant

N12E-GE-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.585 billion

67 mm²

Die Size

116 mm²

Board Design

Unknown

TDP

35W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

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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