AMD Radeon HD 6990M vs AMD FirePro M4000

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 1024MB VRAM FirePro M4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (115.2GB/s vs 64.00GB/s)

608 additional rendering cores

AMD FirePro M4000 's Advantages

Released 11 months late

Lower TDP (33W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M +131%

1.602 TFLOPS

FirePro M4000

0.691 TFLOPS

Radeon HD 6990M

VS

FirePro M4000

Graphics Card

Jul 2011

Release Date

Jun 2012

Vancouver

Generation

FirePro Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

14

Compute Units

8

1120

Shading Units

512

56

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

22.88 GPixel/s

Pixel Rate

10.80 GPixel/s

40.04 GTexel/s

Texture Rate

21.60 GTexel/s

-

FP16 (half)

-

1.602 TFLOPS

FP32 (float)

691.2 GFLOPS

-

FP64 (double)

43.20 GFLOPS

Graphics Processor

Blackcomb

GPU Name

Chelsea

Blackcomb XTX (216-0811030)

GPU Variant

Chelsea XT GL

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.5 billion

212 mm²

Die Size

123 mm²

Board Design

100W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

5.1

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