AMD Radeon HD 6950M vs AMD Radeon HD 8950M

VS

AMD Radeon HD 6950M

AMD Radeon HD 8950M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M and 2GB VRAM Radeon HD 8950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 88.00GB/s)

192 additional rendering cores

Lower TDP (50W vs 100W)

AMD Radeon HD 8950M 's Advantages

Released 2 years and 4 months late

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Radeon HD 6950M

1.114 TFLOPS

Radeon HD 8950M +48%

1.651 TFLOPS

Radeon HD 6950M

VS

Radeon HD 8950M

Graphics Card

Jan 2011

Release Date

May 2013

Vancouver

Generation

Solar System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

88.00GB/s

Render Config

12

Compute Units

12

-

960

Shading Units

768

48

TMUs

48

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

18.56 GPixel/s

Pixel Rate

17.20 GPixel/s

27.84 GTexel/s

Texture Rate

51.60 GTexel/s

-

1114 GFLOPS

FP32 (float)

1.651 TFLOPS

-

FP64 (double)

103.2 GFLOPS

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Blackcomb

GPU Name

Saturn

Blackcomb PRO

GPU Variant

Saturn XT

TeraScale 2

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

2.08 billion

212 mm²

Die Size

160 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.0

N/A

Vulkan

1.2

-

5.0

Shader Model

6.3

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