AMD Radeon HD 6970M vs AMD Radeon Pro 450

VS

AMD Radeon HD 6970M

AMD Radeon Pro 450

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M and 2GB VRAM Radeon Pro 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 81.28GB/s)

320 additional rendering cores

AMD Radeon Pro 450 's Advantages

Released 5 years and 9 months late

More VRAM (2GB vs 1024GB)

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M +27%

1.306 TFLOPS

Radeon Pro 450

1.024 TFLOPS

Radeon HD 6970M

VS

Radeon Pro 450

Graphics Card

Jan 2011

Release Date

Oct 2016

Vancouver

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

900 MHz

Memory Clock

1270 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

81.28GB/s

Render Config

12

Compute Units

10

-

960

Shading Units

640

48

TMUs

40

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

12.80 GPixel/s

32.64 GTexel/s

Texture Rate

32.00 GTexel/s

-

FP16 (half)

1024 GFLOPS

1306 GFLOPS

FP32 (float)

1024 GFLOPS

-

FP64 (double)

64.00 GFLOPS

Board Design

75W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Baffin

Blackcomb XT (216-0811000)

GPU Variant

Baffin LE

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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