ATI Mobility Radeon HD 4350 vs AMD Radeon HD 6990M

VS

ATI Mobility Radeon HD 4350

AMD Radeon HD 6990M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4350 and 2GB VRAM Radeon HD 6990M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Released 2 years and 6 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 12.80GB/s)

1040 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4350

0.072 TFLOPS

Radeon HD 6990M +2125%

1.602 TFLOPS

Mobility Radeon HD 4350

VS

Radeon HD 6990M

Graphics Card

Jan 2009

Release Date

Jul 2011

M9x

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

115.2GB/s

Render Config

1

Compute Units

14

-

80

Shading Units

1120

8

TMUs

56

4

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

1.800 GPixel/s

Pixel Rate

22.88 GPixel/s

3.600 GTexel/s

Texture Rate

40.04 GTexel/s

-

72.00 GFLOPS

FP32 (float)

1.602 TFLOPS

-

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

M93

GPU Name

Blackcomb

-

GPU Variant

Blackcomb XTX (216-0811030)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.242 billion

Transistors

1.7 billion

73 mm²

Die Size

212 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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