AMD Radeon HD 6990M vs ATI Mobility Radeon HD 5165

VS

AMD Radeon HD 6990M

ATI Mobility Radeon HD 5165

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 1024MB VRAM Mobility Radeon HD 5165 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Released 1 years and 6 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 28.80GB/s)

800 additional rendering cores

ATI Mobility Radeon HD 5165 's Advantages

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M +317%

1.602 TFLOPS

Mobility Radeon HD 5165

0.384 TFLOPS

Radeon HD 6990M

VS

Mobility Radeon HD 5165

Graphics Card

Jul 2011

Release Date

Jan 2010

Vancouver

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

28.80GB/s

Render Config

14

Compute Units

4

-

1120

Shading Units

320

56

TMUs

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

22.88 GPixel/s

Pixel Rate

4.800 GPixel/s

40.04 GTexel/s

Texture Rate

19.20 GTexel/s

-

1.602 TFLOPS

FP32 (float)

384.0 GFLOPS

-

Board Design

100W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

M96

Blackcomb XTX (216-0811030)

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.514 billion

212 mm²

Die Size

146 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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