AMD Radeon Pro 450 vs AMD Radeon HD 6990M Rebrand

VS

AMD Radeon Pro 450 AMD Radeon HD 6990M Rebrand

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 450 and 1024MB VRAM Radeon HD 6990M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 450 's Advantages

Released 5 years and 3 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (81.28GB/s vs 70.40GB/s)

Lower TDP (35W vs 100W)

AMD Radeon HD 6990M Rebrand 's Advantages

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 450

1.024 TFLOPS

Radeon HD 6990M Rebrand +25%

1.28 TFLOPS

Radeon Pro 450

VS

Radeon HD 6990M Rebrand

Graphics Card

Oct 2016

Release Date

Jul 2011

Radeon Pro Mac

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1270 MHz

Memory Clock

1100 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

81.28GB/s

Bandwidth

70.40GB/s

Render Config

-

SM Count

-

10

Compute Units

14

640

Shading Units

800

40

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

12.80 GPixel/s

Pixel Rate

12.80 GPixel/s

32.00 GTexel/s

Texture Rate

32.00 GTexel/s

1024 GFLOPS

FP16 (half)

-

1024 GFLOPS

FP32 (float)

1280 GFLOPS

64.00 GFLOPS

FP64 (double)

-

Graphics Processor

Baffin

GPU Name

Broadway

Baffin LE

GPU Variant

Broadway XTX

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

1.04 billion

123 mm²

Die Size

166 mm²

Board Design

35W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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