AMD Radeon HD 6990M vs AMD Radeon Pro WX 4170 Mobile

VS

AMD Radeon HD 6990M

AMD Radeon Pro WX 4170 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 4GB VRAM Radeon Pro WX 4170 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 96.00GB/s)

96 additional rendering cores

AMD Radeon Pro WX 4170 Mobile 's Advantages

Released 5 years and 8 months late

Boost Clock1201MHz

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M

1.602 TFLOPS

Radeon Pro WX 4170 Mobile +53%

2.46 TFLOPS

Radeon HD 6990M

VS

Radeon Pro WX 4170 Mobile

Graphics Card

Jul 2011

Release Date

Mar 2017

Vancouver

Generation

Radeon Pro Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1002 MHz

-

Boost Clock

1201 MHz

900 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

96.00GB/s

Render Config

14

Compute Units

16

-

1120

Shading Units

1024

56

TMUs

64

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

22.88 GPixel/s

Pixel Rate

19.22 GPixel/s

40.04 GTexel/s

Texture Rate

76.86 GTexel/s

-

FP16 (half)

2.460 TFLOPS

1.602 TFLOPS

FP32 (float)

2.460 TFLOPS

-

FP64 (double)

153.7 GFLOPS

Board Design

100W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Blackcomb

GPU Name

Baffin

Blackcomb XTX (216-0811030)

GPU Variant

Baffin XT

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.7 billion

Transistors

3 billion

212 mm²

Die Size

123 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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