AMD Radeon R7 M265 vs AMD Radeon HD 6490M

VS

AMD Radeon R7 M265

AMD Radeon HD 6490M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R7 M265 and 512MB VRAM Radeon HD 6490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M265 's Advantages

Released 3 years late

Boost Clock825MHz

More VRAM (2GB vs 512GB)

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

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M265 +147%

0.633 TFLOPS

Radeon HD 6490M

0.256 TFLOPS

Radeon R7 M265

VS

Radeon HD 6490M

Graphics Card

Jan 2014

Release Date

Jan 2011

Gem System

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

725 MHz

Base Clock

-

825 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

25.60GB/s

Render Config

6

Compute Units

2

-

384

Shading Units

160

24

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

3.200 GPixel/s

19.80 GTexel/s

Texture Rate

6.400 GTexel/s

-

633.6 GFLOPS

FP32 (float)

256.0 GFLOPS

-

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Opal

GPU Name

Seymour

Opal XT

GPU Variant

Seymour XTX S3 (216-0809024)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

0.37 billion

77 mm²

Die Size

67 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

5.0

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